Part Location Diagram of 73839MA Murray Screw, 1/4-20x2.25 Hh
See part H16 in the diagram
( Grid squares measure 1x1 inch )

Screw, 1/4-20x2.25 Hh 73839MA

Manufactured by:
Murray
ERP Number:
ERP9302124
Part Number:
73839MA
Original Equipment Manufacturer ?
$8.28
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(4 rated repairs) ?

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Product Description

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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.

Troubleshooting

This part works with the following brands:
  • Murray
  • Briggs and Stratton
  • Craftsman
  • Snapper
This part works with the following products:
  • Snow Blower
Part# 73839MA replaces these:
73839MA, MT73839MA,

Questions & Answers

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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.

A Bit Difficult 

30 - 60 mins 

(4 rated repairs) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

18 years of moving large amounts of snow in Ohio for 2 years and 16 years in Minnesota, it happens

David from Apple Valley, Minnesota

2 of 3 people found this instruction helpful.
Difficulty Level:
Difficult
Total Repair Time:
1- 2 hours
Tools:
Nutdriver, Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
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 from PARK CITY, Utah

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Wrench set
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 bott om plate with new screws and lock washers
6. Wiped excess lubricant and the snow blower ran great
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Drive chain and sprocket warn out

Richard from Crown Point, Indiana

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
1- 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
Parts Used:
703251, 73839MA, 579867MA, 583012MA
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
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Bolt broke and entire wheel lock assembly fell off and was lost.

Mike from Palmer, Alaska

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set, Wrench (Adjustable)
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!
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9302124
Manufacturer Part Number: 73839MA
Brand Model Number Description
Murray 1171HST Snow Blower - Stiga 14.5tp 28-Inch Dual Stage Snowthrower
Snapper 13088768 Snow Blower - Gas Snowblower
Murray 1381HST Snow Blower - Dual Stage Snow Thrower
Murray 1694997 Snow Blower - 26&#34 Dual Stage Snowthrower
Murray 1694998 Snow Blower - 28&#34 Dual Stage Snowthrower
Murray 1695070 Snow Blower - 26&#34 Dual Stage Snowthrower
Briggs and Stratton 1695070-966D Snow Blower - 1695070 - 966 D, Dual Stage Snow Thrower (2006)
Murray 1695071 Snow Blower - 28&#34 Dual Stage Snowthrower
Briggs and Stratton 1695071-1171HST Snow Blower - 1695071 - 1171 Hst, Dual Stage Snow Thrower (2006)
Murray 1695072 Snow Blower - 32&#34 Dual Stage Snowthrower
Briggs and Stratton 1695072-1381HST Snow Blower - 1695072 - 1381 Hst, Dual Stage Snow Thrower (2006)
Murray 1695319 Snow Blower - 26&#34 Dual Stage Snowthrower
Murray 1695320 Snow Blower - 28&#34 Dual Stage Snowthrower
Murray 1695339 Snow Blower - 26&#34 Dual Stage Snowthrower
Briggs and Stratton 1695339-966D Snow Blower - 1695339 - 966d, Dual Stage Snow Thrower (2008)
Murray 1695340 Snow Blower - 28&#34 Dual Stage Snowthrower
Murray 1695340-1171 Snow Blower - 28" Dual Stage Snowthrower
Briggs and Stratton 1695340-1171HST Snow Blower - 1695340 - 1171 Hst, Dual Stage Snow Thrower (2007)
Murray 1695341 Snow Blower - 32&#34 Dual Stage Snowthrower
Briggs and Stratton 1695341-1381HST Snow Blower - 1695341 - 1381 Hst, Dual Stage Snow Thrower (2007)
Murray 1695368 Snow Blower - 29&#34 Dual Stage Snowthrower
Briggs and Stratton 1695368-6291490X54 Snow Blower - 1695368 - 6291490x54, Dual Stage Snowthrower (2007)
Murray 1695378 Snow Blower - 33&#34 Dual Stage Snowthrower
Briggs and Stratton 1695378-6331790X43 Snow Blower - 1695378 - 6331790x43, Dual Stage Snowthrower (2007)
Murray 1695441 Snow Blower - Murray Snowblower Model 1695441 Parts
Briggs and Stratton 1695441-LP1695441-928E Snow Blower - 1695441 - Lp1695441 - 928e, Dual Stage Snow Thrower (2008)
Murray 1695488 Snow Blower - 27&#34 Dual Stage Snowthrower
Briggs and Stratton 1695488-18-2863-29 Snow Blower - 1695488 - 18-2863-29 Sno Super Dual Stage Snowthrower (2008)
Murray 1695542 Snow Blower - Murray Snowblower Model 1695542 Parts
Murray 1695543 Snow Blower - Murray Snowblower Model 1695543 Parts