Medium
30-60 minutes
The screw attaches to the hub sprocket. It is an original Craftsman part for use in snowblowers. This item is sold individually. During replacement, it may require a wrench to help install this part correctly. It is made out of metal and will need to be replaced if it strips or breaks.
Screw, 1/4-20x2.25 Hh 73839MA
OEM part for: Murray, Craftsman, Snapper
Part Number: 73839MA
$5.99
In Stock
Order within the next 13 hours and your part ships today! 
Compatibility
This part will fit the following 222 machines
Murray
1695488 (18-2863-29)(2008) 27" Dual Stage Snowthrower View Diagrams & Manuals
1695566 (2008) 27" Dual Stage Snowthrower View Diagrams & Manuals
1695340-1171 HST (2008) 28" Dual Stage Snowthrower View Diagrams & Manuals
LP1695441-928E (2008) 28" Dual Stage Snowthrower View Diagrams & Manuals
1695339 (966D)(2007) 26" Dual Stage Snowthrower View Diagrams & Manuals
6271201x85A (18-2863-28)(2007) Sno Super 27" Dual Stage Snowthrower View Diagrams & Manuals
1695319 (ST8526)(2007) 26" Dual Stage Snowthrower View Diagrams & Manuals
1695320 (ST9528)(2007) 28" Dual Stage Snowthrower View Diagrams & Manuals
1695340 (1171 HST)(2007) 28" Dual Stage Snowthrower View Diagrams & Manuals
1695378 (6331790X43)(2007) 33" Dual Stage Snowthrower View Diagrams & Manuals
1695368 (6291490X54)(2007) 29" Dual Stage Snowthrower View Diagrams & Manuals
1695341 (1381 HST)(2007) 32" Dual Stage Snowthrower View Diagrams & Manuals
1695071 (1171 HST)(2006) 28" Dual Stage Snowthrower View Diagrams & Manuals
627852X85B (2006) 27" Snow Blizzard Dual Stage Snowthrower View Diagrams & Manuals
1695072 (1381 HST)(2006) 32" Dual Stage Snowthrower View Diagrams & Manuals
1694997 (ST8526)(2006) 26" Dual Stage Snowthrower View Diagrams & Manuals
1695070 (966D)(2006) 26" Dual Stage Snowthrower View Diagrams & Manuals
1694998 (ST9528)(2006) 28" Dual Stage Snowthrower View Diagrams & Manuals
624808X4B (2000) Dual Stage Snowblower View Diagrams & Manuals
624804x79B Dual Stage Snow Thrower View Diagrams & Manuals
624508x4B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
E2914000 29" Snowthrower View Diagrams & Manuals
627104X8 Snow Thrower View Diagrams & Manuals
627804X79 Dual Stage Snow Thrower 2000 View Diagrams & Manuals
622515X31B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624505X4B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624505X54B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624505X54B (2001) Dual Stage Snow Thrower View Diagrams & Manuals
624505X79B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624505X85B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624508X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624515X4B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624604X89A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624605X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624804X31B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624809X54A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624809X54A (2001) Dual Stage Snow Thrower View Diagrams & Manuals
627104X30B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627804X6B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627804X79B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627805X85B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627805X89A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627808X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627809X54A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
627809X54A (2001) Dual Stage Snow Thrower View Diagrams & Manuals
627904X89B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X6B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X35B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X79B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X85B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629104X89B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629108X31A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629108X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629108X89A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629904X81A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629904X85A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
629906X85A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
631109X54A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
631109X54A (2001) Dual Stage Snow Thrower View Diagrams & Manuals
631114X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
631124X31A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633124X89B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633129X54A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633129X54A (2001) Dual Stage Snow Thrower View Diagrams & Manuals
633134X31A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633134X85A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633138X61A (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624809X54B (2001) Dual Stage Snow Thrower View Diagrams & Manuals
629904X85B (2001) Dual Stage Snow Thrower View Diagrams & Manuals
629904X85B (2002) Dual Stage Snow Thrower View Diagrams & Manuals
629906X61C (2001) Dual Stage Snow Thrower View Diagrams & Manuals
629906X85B (2001) Dual Stage Snow Thrower View Diagrams & Manuals
629114X85A (2002) Dual Stage Snow Thrower View Diagrams & Manuals
629114X85B (2003) Dual Stage Snow Thrower View Diagrams & Manuals
629118X43A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
629909X54A (2002) Dual Stage Snow Thrower View Diagrams & Manuals
633136X85A (2002) Dual Stage Snow Thrower View Diagrams & Manuals
627774X85A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
627858X43A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
629104X5A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
627801X85A (2003) Single Stage Snow Thrower View Diagrams & Manuals
633124X0A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
633128X43A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
633136X85B (2003) Dual Stage Snow Thrower View Diagrams & Manuals
627858X43B (2004) Dual Stage Snow Thrower View Diagrams & Manuals
627859X43A (2004) Dual Stage Snow Thrower View Diagrams & Manuals
629114X85C (2004) Dual Stage Snow Thrower View Diagrams & Manuals
629118X43B (2004) Dual Stage Snow Thrower View Diagrams & Manuals
629909X54C (2004) Dual Stage Snow Thrower View Diagrams & Manuals
633124X0B (2004) Dual Stage Snow Thrower View Diagrams & Manuals
633128X43B (2004) Dual Stage Snow Thrower View Diagrams & Manuals
629113X85A (2005) Dual Stage Snow Thrower View Diagrams & Manuals
629116X85A (2005) Dual Stage Snow Thrower View Diagrams & Manuals
627804x89B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
624804x79B (2000) Dual Stage Snow Thrower View Diagrams & Manuals
633129x54B (2001) Dual Stage Snow Thrower View Diagrams & Manuals
633134x54A (2002) Dual Stage Snow Thrower View Diagrams & Manuals
629909x64B (2003) Dual Stage Snow Thrower View Diagrams & Manuals
633129x5A (2003) Dual Stage Snow Thrower View Diagrams & Manuals
627859x43B (2004) Dual Stage Snow Thrower View Diagrams & Manuals
536.888110 (2004) Craftsman Dual Stage Snow Thrower View Diagrams & Manuals
536.889252 (2004) Craftsman Dual Stage Snow Thrower View Diagrams & Manuals
536.889253 (2004) Craftsman Dual Stage Snow Thrower View Diagrams & Manuals
633134x54C (2004) Dual Stage Snow Thrower View Diagrams & Manuals
C950-52313-1 (2004) Dual Stage Snow Thrower View Diagrams & Manuals
628102x16A (2005) Dual Stage Snow Thrower View Diagrams & Manuals
629953x54A (2005) Dual Stage Snow Thrower View Diagrams & Manuals
C950-52313-3 (2005) Craftsman Dual Stage Snow Thrower View Diagrams & Manuals
1695622 (LP18977 - 928E)(2009) Dual Stage Snow Thrower View Diagrams & Manuals
1695698 (CM741350H)(2009) Canadiana 13.5 Tp 29-Inch Dual Stage Snowthrower, Ce View Diagrams & Manuals
1695725 (2009) Brute 29-Inch 13.5 Tp Snowthrower View Diagrams & Manuals
1695753 (18-2852-30)(2009) 1381 Hst, Dual Stage Snowthrower View Diagrams & Manuals
1695441 (LP1695441 - 928E)(2008) Dual Stage Snow Thrower View Diagrams & Manuals
1695542 (2008) Murray 29-Inch 14.5 Tp Snowthrower View Diagrams & Manuals
1695543 (2008) Murray 33-Inch 16.5 Tp Snowthrower View Diagrams & Manuals
1695568 (2008) Brute 33-Inch 16.5 Tp Snowthrower View Diagrams & Manuals
1695576 (2008) Brute 29-Inch 13.5 Tp Snowthrower View Diagrams & Manuals
1381HST (1695341)(2008) Dual Stage Snow Thrower View Diagrams & Manuals
827E (1695646 - LP18980)(2009) Dual Stage Snow Thrower View Diagrams & Manuals
827E (1695807 - LP25937)(2010) 11.5tp 27-Inch Dual Stage Snow Thrower View Diagrams & Manuals
1695808 (LP25938 - 1028E)(2010) 14.5tp 28-Inch Dual Stage Snow Thrower View Diagrams & Manuals
1695863 (18-2851-31)(2010) Stiga 14.5 Tp 28-Inch 1171hst Dual Stage Snowthrower View Diagrams & Manuals
1695868 (CM741450H)(2010) Canadiana 14.5tp 29-Inch Dual Stage Snowthrower, Ce View Diagrams & Manuals
1695931 (2010) Brute 29-Inch 14.5 Tp Snowthrower View Diagrams & Manuals
1695864 (18-2852-31)(1381HST)(2010) Stiga 16.5tp 32-Inch Dual Stage Snowthrower, Ce View Diagrams & Manuals
1696042 (LP37056 - 827E)(2011) 11.5tp 27-Inch Dual Stage Snow Thrower View Diagrams & Manuals
1171HST (1696038 - 18-2851-31)(2011) Stiga 14.5tp 28-Inch Dual Stage Snowthrower View Diagrams & Manuals
1696043 (LP37057 - 1028E)(2011) 14.5tp 28-Inch Dual Stage Snow Thrower View Diagrams & Manuals
CM741450H (1696055)(2011) Canadiana 14.5tp 29-Inch Dual Stage Snowthrower View Diagrams & Manuals
1381HST (1696039 - 18-2852-31)(2011) Stiga 16.5tp 32-Inch Dual Stage Snowthrower View Diagrams & Manuals
CM741450H (1696055-01)(2012) Canadiana 14.5tp 29-Inch Dual Stage Snowthrower View Diagrams & Manuals
Craftsman
C950529300 Snowblower View Diagrams & Manuals
536884822 Snowblower View Diagrams & Manuals
536886540 Snowblower View Diagrams & Manuals
536886180 8 Hp Snowblower View Diagrams & Manuals
536886110 22" Snowthrower View Diagrams & Manuals
536886650 Snowblower View Diagrams & Manuals
536882650 Snowblower View Diagrams & Manuals
536886161 6Hp Snowblower View Diagrams & Manuals
536886280 8Hp 26" Snowblower View Diagrams & Manuals
536886281 Snowblower View Diagrams & Manuals
536886120 5Hp 22" Snowblower View Diagrams & Manuals
536886350 Snowthrower View Diagrams & Manuals
536886122 Snowblower View Diagrams & Manuals
536886121 Snowblower View Diagrams & Manuals
536886531 Snowthrower View Diagrams & Manuals
536886150 Snowblower View Diagrams & Manuals
536886811 Snowblower View Diagrams & Manuals
536886530 Snowthrower View Diagrams & Manuals
536886160 6Hp Snowblower View Diagrams & Manuals
536888600 Gas, Snowthrower View Diagrams & Manuals
536886440 5Hp Snowblower View Diagrams & Manuals
536881230 12.5Hp Snowblower View Diagrams & Manuals
536881130 11 Hp Snowblower View Diagrams & Manuals
536886260 Snowblower View Diagrams & Manuals
536886810 Snowthrower View Diagrams & Manuals
536886240 33" Snowthrower View Diagrams & Manuals
536886190 8.5 Hp 26" Dual Stage 120V Electric Start Snow Thr View Diagrams & Manuals
536888400 6 Hp 24" Dual Stage Snowblower View Diagrams & Manuals
536889253 Snowblower Gas View Diagrams & Manuals
536888110 Snowblower Gas View Diagrams & Manuals
536889252 Snowblower View Diagrams & Manuals
536889251 Snowblower Gas View Diagrams & Manuals
536886140 5 Hp 22" Dual Stage 120V Electric Start Snowblower View Diagrams & Manuals
536885910 Snowblower View Diagrams & Manuals
536885470 24" Snowblower View Diagrams & Manuals
536885473 Snowblower View Diagrams & Manuals
536885030 Snowblower View Diagrams & Manuals
536885471 Snowblower View Diagrams & Manuals
536885920 Snowblower View Diagrams & Manuals
536885472 Snowblower View Diagrams & Manuals
536885921 Snowblower View Diagrams & Manuals
536881260 Gas Snowblower View Diagrams & Manuals
536881112 Snowblower View Diagrams & Manuals
536885020 32" Trac-plus Snowblower View Diagrams & Manuals
536881121 Snowblower View Diagrams & Manuals
536886220 Snowblower View Diagrams & Manuals
C950523183 Dual Stage Snowblower View Diagrams & Manuals
C950524758 Snowblower 5 Hp View Diagrams & Manuals
C950524759 Snowblower View Diagrams & Manuals
C950523403 Dual Stage Snowblower View Diagrams & Manuals
C950523303 Dual Stage Snowblower View Diagrams & Manuals
536886141 5Hp Snowblower View Diagrams & Manuals
536886621 8 Horsepower 26" Dual Stage Snowblower View Diagrams & Manuals
536889250 Snowthrower Gas View Diagrams & Manuals
536881113 Snowthrower Gas View Diagrams & Manuals
536886480 Snowblower View Diagrams & Manuals
536881111 Snowthrower View Diagrams & Manuals
536881110 Gas Snowthrower View Diagrams & Manuals
536881120 Gas Snowthrower View Diagrams & Manuals
536884821 Snow Thrower View Diagrams & Manuals
536-886331 Snowblower View Diagrams & Manuals
536886330 Snowblower View Diagrams & Manuals
536886331 Snowblower View Diagrams & Manuals
536886332 Snowblower View Diagrams & Manuals
536886450 Snowblower View Diagrams & Manuals
536886460 Snowblower View Diagrams & Manuals
536886470 Snowblower View Diagrams & Manuals
536886490 Snowblower View Diagrams & Manuals
536886520 Snowblower View Diagrams & Manuals
536887220 Snowblower View Diagrams & Manuals
536887221 Snowblower View Diagrams & Manuals
C950-52005-0 Snowblower View Diagrams & Manuals
C950-52009-0 Snowblower View Diagrams & Manuals
C950-52021-0 Snowblower View Diagrams & Manuals
C950-52318-3 Snowblower View Diagrams & Manuals
C950-52330-3 Snowblower View Diagrams & Manuals
C950-52340-3 Snowblower View Diagrams & Manuals
C950-52475-8 Snowblower View Diagrams & Manuals
C950-52475-9 Snowblower View Diagrams & Manuals
C950-52915-0 Snowblower View Diagrams & Manuals
C950-52919-0 Snowblower View Diagrams & Manuals
C950-52930-0 Snowblower View Diagrams & Manuals
536881114 Snowblower View Diagrams & Manuals
536884811 Snowblower View Diagrams & Manuals
536886191 Snowblower View Diagrams & Manuals
Snapper
M1227E (1696001) 27" 11.5Tp Two Stage Intermediate Snowthrower View Diagrams & Manuals
M1227EX (1696002) 27" 11.5Tp Two Stage Intermediate Snow Thrower View Diagrams & Manuals
M1529E (1696003) 29" 14.5Tp Two Stage Intermediate Snow Thrower View Diagrams & Manuals
M1429E 1695735 29" 13.5Tp Intermediate Snow Thrower View Diagrams & Manuals
M1529E 1695909 29" 14.5Tp Two Stage Intermediate Snow Thrower View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Snowblower Parts
This part replaces obsolete part #: 73839, MT73839MA, 725430
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Drive chain and sprocket warn out
Richard - December 26, 2022
Tool Type
Snowblower
Difficulty
Easy
Time
1-2 hours
Tools Used
Screwdriver, Pliers, Power Drill, Socket set, Wrench Set, Adjustable Wrench, Hand Grinder
Remove inspection cover removed left tire from
Axle Remove sprocket bolt w/nut
Removed drive Chain by removing 1 link had clean shaft with grinder
Taped of gear cleaned shaft with grinder installed New gear and roller chain had to Remove master link
To install chain reinstalled master link taped drive Axle Into Place also tighten hold-down clip on Axle also
Taped spacer out through rim and tire assembly too Axle tight from shifting put tire on also Greased roller chain and sprocket replaced inspection cover back on started and tested drive assembly checked auger and found 1 sheer pin missing replaced Snow blower Ready
Axle Remove sprocket bolt w/nut
Removed drive Chain by removing 1 link had clean shaft with grinder
Taped of gear cleaned shaft with grinder installed New gear and roller chain had to Remove master link
To install chain reinstalled master link taped drive Axle Into Place also tighten hold-down clip on Axle also
Taped spacer out through rim and tire assembly too Axle tight from shifting put tire on also Greased roller chain and sprocket replaced inspection cover back on started and tested drive assembly checked auger and found 1 sheer pin missing replaced Snow blower Ready
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Bolt broke and entire wheel lock assembly fell off and was lost.
Mike - November 25, 2020
Tool Type
Snowblower
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set, Adjustable Wrench
1. Wished that the entire assembly was sold as 1 piece.
2. Assembled the parts into the entire assembly.
3. Bolted it to the axle.
Works great!
2. Assembled the parts into the entire assembly.
3. Bolted it to the axle.
Works great!
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18 years of moving large amounts of snow in Ohio for 2 years and 16 years in Minnesota, it happens
David - June 5, 2020
Tool Type
Snowblower
Difficulty
Hard
Time
1-2 hours
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set, Nutdriver, Adjustable Wrench
Parts Used
- Spring, Idler Tractio - 53704MA
- Bolt, 3/8-16x1.25 Carr. - 703227
- Bearing Trunnion Assembly - 1739282YP
- Stop,plastic.375 - 7289MA
- Nut, 3/8-16 Hxctrlkja - 41529MA
- Return Spring - 53818MA
- Lever Spring - 579937MA
- Trunion Bearing - 85501MA
- Roller Chain - 579867MA
- Masterlink 4 - 760504MA
- Screw - 761760MA
- Screw, 1/4-20x2.25 Hh - 73839MA
- Chute Worm Gear - 585196MA
- Wf Jackshaft #41-36t/ - 761789MA
- Pulley, Idler - 1502120MA
- Chain Roller - 583013MA
replace all the parts and turn the monster loose on large amounts of snow in Minnesota to watch it fly far, far away..... thanks for having what I need to keep my snow eating machine growling in the face of Minnesota Winters like
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Axle bushings wore down to where the axle had too much play and would kink the chain drive.
Walt - October 26, 2017
Tool Type
Snowblower
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Wrench Set, Rubber Mallet
1.Remove wheels and bottom plate
2. Utilize a screwdriver to pull worn out bushings out (retainer ring was wore completely away)
3. Put in new bushings on both sides
4. Pounded the retaining ring on both sides using a rubber mallet to push the ring all the way into the slot to hold bushing in place
5. Replaced bottom plate with new screws and lock washers
6. Wiped excess lubricant and the snow blower ran great
2. Utilize a screwdriver to pull worn out bushings out (retainer ring was wore completely away)
3. Put in new bushings on both sides
4. Pounded the retaining ring on both sides using a rubber mallet to push the ring all the way into the slot to hold bushing in place
5. Replaced bottom plate with new screws and lock washers
6. Wiped excess lubricant and the snow blower ran great
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Thanks for voting and helping fellow customers!
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Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
