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Repair Parts Home  721-3001 O-ring, 3/8 Od Tube

O-ring,​ 3/​8 Od Tube 721-3001

OEM part for: Cub Cadet

Part Number: 721-3001


Install
Videos!
$3.30
Usually ships in 7 - 12 business days
Leaves our warehouse within
7 - 12 business days
OEM: Original Equipment Manufacturer ?
Cub Cadet
Does this d-block d-md-none fit my product?

Product Description ?

  • Classification: Part
  • Shipping: Ships Worldwide

Compatibility

This part will fit the following 100 machines

Cub Cadet

109 (2050044U, 2050211U, 2050213U) Garden Tractor View Diagrams & Manuals
1211 (756300-799999, 148-630-100, 149-630-100, 147-) Garden Tractor View Diagrams & Manuals
1250 (2050059, 2050610U, 2050630) Garden Tractor View Diagrams & Manuals
129 (2050046U, 2050220U, 2050221U, 2050222U, 20502) Garden Tractor View Diagrams & Manuals
1440 (821060-880000, 144-633-100, 142-633-100, 145-) Garden Tractor View Diagrams & Manuals
1440 (880001-899000, 14A-663-100, 14A-633-100, 146-) Garden Tractor View Diagrams & Manuals
1450 (2050065U, 2050660U) Garden Tractor View Diagrams & Manuals
149 (2050047U, 2050205U, 2050206U, 2050224U) Garden Tractor View Diagrams & Manuals
1512 (782-DIESEL, 144-882-100, 145-882-100, 146-882) 882, 882 Garden Tractor View Diagrams & Manuals
1541 (800000-816508, 141-651-100, 140-651-100) Garden Tractor View Diagrams & Manuals
1641 (821060-880000, 142-653-100, 145-653-100, 144-) Garden Tractor View Diagrams & Manuals
1641 (880001-899000, 14A-653-100, 146-653-100) Garden Tractor View Diagrams & Manuals
1650 (2050067U, 2050070U, 2050670U) Garden Tractor View Diagrams & Manuals
169 (2050048U) Garden Tractor View Diagrams & Manuals
1711 (784142, 143-784-399, 143-784-100, 142-784-100) 1712, 782, 784, 784, 782,, 1712 View Diagrams & Manuals
1811 (756300-799999, 148-660-100, 147-670-100, 147-) 1812, 1812 Garden Tractor View Diagrams & Manuals
1861 (821060-836000, 142-663-100, 140-671-100) Garden Tractor View Diagrams & Manuals
1862 (800000-821059, 140-681-100, 141-681-100) Garden Tractor View Diagrams & Manuals
1862 (821060-836000, 142-683-100) Garden Tractor View Diagrams & Manuals
1863 (836001-880000, 145-664-100, 144-664-100, 143-) Garden Tractor View Diagrams & Manuals
1863 (880001-899000, 14A-664-100, 146-664-100) Garden Tractor View Diagrams & Manuals
1864 (836001-880000, 144-684-100, 145-684-100, 143-) Garden Tractor View Diagrams & Manuals
1864 (880001-899000, 14A-684-100, 146-684-100) Garden Tractor View Diagrams & Manuals
1000 (1962-1972) Loader View Diagrams & Manuals
154 Cub Lo-Boy Tractor View Diagrams & Manuals
185 Cub Lo-Boy Tractor View Diagrams & Manuals
3165 (14A-654-100) Tractor View Diagrams & Manuals
3184 (1J310G & Before, 14A-634L100) Tractor View Diagrams & Manuals
3185 (14A-665-100) Tractor View Diagrams & Manuals
3205 (14A-685-100) Tractor View Diagrams & Manuals
3206 (1J310G & Before, 14A-646-100) Tractor View Diagrams & Manuals
3208 (1J310G & Before, 14A-686-100) Tractor View Diagrams & Manuals
3225 (14A-688-100) Tractor View Diagrams & Manuals
3235 (1J310G & Before, 14A-676-100) Tractor View Diagrams & Manuals
1572 (756300-799999, 148-710-100, 147-710-100) Super Garden Tractor View Diagrams & Manuals
1772 (756300-799999, 149-711-100) Super Garden Tractor View Diagrams & Manuals
1782 (800000-821059, 140-712-100, 141-712-100) Super Garden Tractor View Diagrams & Manuals
1782 (821060-889000, 142-714-100, 144-714-100, 145-) Super Garden Tractor View Diagrams & Manuals
1872 (756300-799999, 148-720-100, 149-720-100, 149-) 2072, 2072 Super Garden Tractor View Diagrams & Manuals
1882 (800000-821059, 140-721-100, 141-721-100) Super Garden Tractor View Diagrams & Manuals
1912 (145-982-100, 146-982-100, 145-982-399, 146-98) Super Garden Tractor View Diagrams & Manuals
1914 (145-986-100, 146-986-100, 145-986-399, 146-98) Super Garden Tractor View Diagrams & Manuals
2082 (800000-821059, 140-731-100, 141-731-100) Super Garden Tractor View Diagrams & Manuals
2082 (821060-836000, 142-732-100) Super Garden Tractor View Diagrams & Manuals
2084 (836000-864500, 143-733-100, 144-733-100) Super Garden Tractor View Diagrams & Manuals
2086 (880001-899000, 14A-735-100, 146-735-100) Super Garden Tractor View Diagrams & Manuals
2182 (800000-816535, 140-741-100) Super Garden Tractor View Diagrams & Manuals
2182 (816536-821059, 141-741-100) Super Garden Tractor View Diagrams & Manuals
2182 (821060-880000, 143-743-100, 144-743-100, 142-) Super Garden Tractor View Diagrams & Manuals
2284 (864501-899000, 14A-734-100, 146-734-100, 145-) Super Garden Tractor View Diagrams & Manuals
982 (142-982-100, 143-982-100, 144-982-100, 142-98) Super Garden Tractor View Diagrams & Manuals
984 (142-984-100, 143-984-100, 144-984-100, 142-98) Super Garden Tractor View Diagrams & Manuals
986 (142-986-100, 143-986-100, 144-986-100, 142-98) Super Garden Tractor View Diagrams & Manuals
1712 (142-784-100) Garden Tractor View Diagrams & Manuals
1712 (143-782-100) Garden Tractor View Diagrams & Manuals
1712 (143-784-100) Garden Tractor View Diagrams & Manuals
1712 (144-782-100) Garden Tractor View Diagrams & Manuals
1712 (144-784-100) Garden Tractor View Diagrams & Manuals
1712 (145-784-100) Garden Tractor View Diagrams & Manuals
1712 (2050585U) Garden Tractor View Diagrams & Manuals
1712 (2050594U) Garden Tractor View Diagrams & Manuals
1712 (2050601U) Garden Tractor View Diagrams & Manuals
1812 (146-784-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
1812 (147-660-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
1812 (147-720-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
1812 (148-670-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
1812 (149-660-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
1812 (149-670-100)(756300 - 799999) Garden Tractor View Diagrams & Manuals
2072 (147-730-100)(756300 - 799999) Super Garden Tractor View Diagrams & Manuals
2072 (148-720-100)(756300 - 799999) Super Garden Tractor View Diagrams & Manuals
2072 (148-730-100)(756300 - 799999) Super Garden Tractor View Diagrams & Manuals
2072 (149-720-100)(756300 - 799999) Super Garden Tractor View Diagrams & Manuals
882 Garden Tractor View Diagrams & Manuals
142-984-100 (142-984-399)(143-984-100)(143-984-399)(144-984-100)(144-984-399)(2050589U) Super Garden Tractor View Diagrams & Manuals
142-986-100 (142-986-399)(143-986-100)(143-986-399)(144-986-100)(144-986-399)(2050588U) Super Garden Tractor View Diagrams & Manuals
1711 (1712)(782)(784)(142-782-100)(142-784-100)(142-784-399)(143-782-100)(143-784-100)(143-784-399)(144-782-100)(144-784-100)(145-782-100)(145-784-100)(2050585U)(2050594U)(2050601U)(784142)(784143) Garden Tractor View Diagrams & Manuals
1811 (756300-799999) And 1812 Garden Tractor View Diagrams & Manuals
1861 (821060-836000) Garden Tractor View Diagrams & Manuals
1862 (800000-821059) Garden Tractor View Diagrams & Manuals
1862 (821060-836000) Garden Tractor View Diagrams & Manuals
1863 (836001-880000) Garden Tractor View Diagrams & Manuals
1863 (880001-899000) Garden Tractor View Diagrams & Manuals
1864 (836001-880000) Garden Tractor View Diagrams & Manuals
1864 (880001-899000) Garden Tractor View Diagrams & Manuals
1872 (756300-799999) And 2072 Super Garden Tractor View Diagrams & Manuals
1882 (800000-821059) Super Garden Tractor View Diagrams & Manuals
1912 (145-982-100)(145-982-399)(146-982-100)(146-982-399) 145-982-100 145-982-399 146-982-100 146-982-399 Super Garden Tractor View Diagrams & Manuals
2082 (800000-821059) Super Garden Tractor View Diagrams & Manuals
2082 (821060-836000) Super Garden Tractor View Diagrams & Manuals
2084 (836000-864500) Super Garden Tractor View Diagrams & Manuals
2086 (880001-899000) Super Garden Tractor View Diagrams & Manuals
2182 (800000-816535) Super Garden Tractor View Diagrams & Manuals
2182 (816536-821059) Super Garden Tractor View Diagrams & Manuals
2182 (821060-880000) Super Garden Tractor View Diagrams & Manuals
2284 (864501-899000) Super Garden Tractor View Diagrams & Manuals
3184 (1J310G & Before) Tractor Lawn View Diagrams & Manuals
3206 (1J310G & Before) Tractor Lawn View Diagrams & Manuals
3208 (1J310G & Before) Tractor Lawn View Diagrams & Manuals
3235 (1J310G & Before) Tractor Lawn View Diagrams & Manuals
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This item works with the following types of products:

This part replaces obsolete part #: IH-364839-R1

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Questions & Answers for O-ring,​ 3/​8 Od Tube


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OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.

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.

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