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GASKET 3J1991 - Caterpillar


3J1991 GASKET Caterpillar parts 12F, 140, 141, 14E, 153, 16, 163, 172, 191, 518, 518C, 816, 941, 951B, D5B, D5E, D6D, D6E, D6E SR
Rating:
14
Alternative (cross code) number:
CA3J1991
3J-1991
3J1991
Caterpillar 3J1991 GASKET
Weight: 0.02 pounds 0 kg.
Information:
ID  90.97  mm
MATERIAL  Nitrile (NBR) Rubber 90 Duro 
RADIAL HEIGHT  6.1  mm
CS<br>STYLE  Rect Sq 
AXIAL WIDTH  2.39 

Buy GASKET 3J1991 Caterpillar genuine, new aftermarket tractor parts with delivery
HYDRAULIC CONTROL, WHEEL SKIDDER,

Compare Prices: .

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$19.80

01 Sep 2025

CN: Yilin trade
Replacement For Compatible With O Ring Seal Pack of 2 3J1991 fits Caterpillar D5B D5E D6D D6E D6E SR 140 941 141
YTBDDHYUE
$12.13

07 Jun 2025

US: panjinlonghuish
Replacement for fits Seal 3J1991 Fits Caterpillar 172 191 518 518C 816 941 951B D5B D5E D6D D6E D6ESR
ksisbdbw
$24.60

15 Nov 2024

US: Lidiia Druchuk
Replacement Parts for Snow Removal UTV ATV Cart Machinery for 3J1991 Seal for CAT 12F 140 141 14E 153 163 172 191 518 518C 941 951B D5B D5E Model-DFC589-Gl35531
Generic Reliable replacement parts for a range of equipment: lawn and garden, snow removal, UTV, ATV, and golf carts || High-grade materials ensure durability and functionality, even under tough conditions || User-friendly installation for quick, efficient maintenance on essential equipment || Enhances overall performance and lifespan of machinery, minimizing downtime || Suitable for numerous brands, allowing a versatile approach to machinery upkeep
Number on catalog scheme: 1
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Compatible equipment models: 3J1991:

HYDRAULIC CONTROL  140   141   153   163   172   191  
LANDFILL COMPACTOR  816  
MOTOR GRADER  12F   14E   16  
TRACK LOADER  941   951B  
TRACK-TYPE TRACTOR  D5B   D5E   D6D   D6E   D6E SR  
WHEEL SKIDDER  518   518C   Caterpillar

Information:


Illustration 1 g02575336
(1) Mating surface for the flywheel housing
Illustration 2 g03318319
Table 1
Specifications for 344-2930 Flywheel Housing Gp
Item Qty Part Specification Description
The mating surfaces of the flywheel housing and the cylinder block must be clean before assembly. Apply blue Loctite High Flex GM to the mating surfaces before assembly.
2 16 252-9148 Bolt Size is M20 X 2.5 - 190 mm.
3 4 6V-3532 Bolt Size is M20 X 2.5 - 60 mm.
4 8 6A-5591 Bolt Torque to 25 5 N m (221 44 lb in).
Illustration 3 g03318332
Table 2
Specifications for 344-2930 Flywheel Housing Gp
Item Qty Part Specification Description
Note: Before installation of covers (5), apply red Loctite 596 to the surface of the cover.
6 2

Cat SIS web machinery list:

Caterpillar parts catalog
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 16 MOTOR GRADER 49G00683-UP (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 12F MTR. GRADER 89H00901-01537 (MACHINE)
NO. 14E MOTOR GRADER 12K02199-UP (MACHINE)
NO. 12F MTR. GRADER 13K05287-UP (MACHINE)
NO. 12F MTR. GRADER 89H01538-UP (MACHINE)
NO. 14E MTR. GRADER 72G01341-UP (MACHINE)
NO. 16 MOTOR GRADER 49G00683-UP (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 12F MTR. GRADER 89H00901-01537 (MACHINE)
NO. 14E MOTOR GRADER 12K02199-UP (MACHINE)
NO. 12F MTR. GRADER 13K05287-UP (MACHINE)
NO. 14E MTR. GRADER 72G01341-UP (MACHINE)
NO. 16 MOTOR GRADER 49G00683-UP (MACHINE)
NO. 12F MTR. GRADER 13K05287-UP (MACHINE)
NO. 12F MTR. GRADER 89H01538-UP (MACHINE)
NO. 14E MOTOR GRADER / DIRECT DRIVE / 12K00001-02198 (MACHINE)
NO. 12F MTR. GRADER / DIRECT DRIVE / 13K00001-05286 (MACHINE)
NO. 14E MOTOR GRADER / POWER SHIFT / 72G00001-01340 (MACHINE)
NO. 12F MTR. GRADER 89H00901-01537 (MACHINE)
NO. 12F MTR. GRADER 13K05287-UP (MACHINE)
NO. 12F MTR. GRADER 89H01538-UP (MACHINE)
816 LANDFILL COMPACTOR 57U00001-00197 (MACHINE)
816 LANDFILL COMPACTOR 57U00198-00496 (MACHINE)
816 LANDFILL COMPACTOR 57U00497-UP (MACHINE) POWERED BY 3306 ENGINE
NO. 16 MOTOR GRADER 49G00001-00304 (MACHINE)
NO. 16 MOTOR GRADER 49G00305-00682 (MACHINE)
NO. 16 MOTOR GRADER 49G00683-UP (MACHINE)
141, 143, 161, 181 & 191 HYD. CONTROLS 36F00001-00413
561C PIPELAYER 92J00001-00390 (MACHINE)
D6E Track-Type Tractor SR 8FJ00001-UP (MACHINE) POWERED BY 3306 Engine
D5E Track-Type Tractor 9RG00001-UP (MACHINE) POWERED BY 3306 Engine
518C Grapple Skidder 9HJ00001-UP (MACHINE) POWERED BY 3304 Engine


Parts gasket Caterpillar catalog:

2D3469 GASKET
120, 120B, 12E, 140, 14E
4D3145 GASKET
120, 120B, 12E, 140, 140B, 14E
4D3142 GASKET
120, 120B, 12E, 140, 140B, 14E
4B8939 GASKET
120, 120B, 12E, 140, 140B, 14E
4B2732 GASKET
120, 120B, 12E, 12F, 140B, 14E
5B5295 GASKET
120, 12E, 12F, 14E
5D0043 GASKET
120B, 12E, 12F, 140B, 14E
3D4604 GASKET
120B, 12E, 12F, 140, 140B, 14E
6B9277 GASKET
120B, 12E, 12F, 140, 140B, 14E
4D9936 GASKET
120B, 12E, 12F, 140, 140B, 14E
5D8507 GASKET
12F, 14E, 16
3H9523 GASKET
153, 163, 172, 50, 641, 650B, 651, 657, 816, 941, 951B, 955C, 955H, 977D, 977H, D5B, D5E, D6D, D6E, D6E SR
8P2680 GASKET
977L, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL
9H8890 GASKET
572G, 583K, 594, 594H, 834B, 836, 950B, 950B/950E, 966D, 977L, 980C, 983, 983B, 988B, 992C, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D7F, D7G, D7G2, D8H, D8K, D9G, D9H
7S2780 GASKET
561D, 571G, 572G, 977L, 983, 983B, D5B, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D7G, D7G2
7B0206 GASKET
561C, 561D, 977D, 977H, 977K, 977L, D5, D5B, D5E, D6C, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL
6B9886 GASKET
D6C, D6D, D6D SR, D6E SR, D6F SR, D6G SR
6N4960 GASKET-RADIATOR
561C, 561D, D5, D5B, D5E
2M4810 GASKET
528, 528B, 530B, 561B, 561C, 561D, 814, 815, 950, 966C, 966R, 977H, 977K, 977L, D5, D5B, D5E, D6C
7M0841 GASKET-HOUSING COVER
D6C, D6D, D6D SR, D6E SR, D6G SR
7M1766 GASKET
D6C, D6D, D6D SR, D6E SR, D6G SR
2S8414 GASKET
561D, 571G, 572G, 583K, 977K, 977L, 983, D5B, D5E, D6C, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D7F, D7G, D7G2, D8H, D8K, D9G, D9H
1U4599 GASKET
153, 955L, 977L, 983B, D5B, D5E, D6D, D6E, D6E SR
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