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RING 2Y5821 - Caterpillar


2Y5821 RING Caterpillar parts 120B, 140B, 3304, 3304B, 3306, 3306B, 416B, 416C, 416D, 416E, 416F, 420D, 420E, 420F, 422E, 422F, 424D, 426B, 426C, 428B, 428C, 428D, 428E, 428F, 430D, 430E, 430F, 432D, 432E, 432F, 434E, 434F, 436C, ...
Rating:
9
Alternative (cross code) number:
CA2Y5821
2Y-5821
2Y5821
Caterpillar 2Y5821 RING
Weight: 0.44 pounds 0 kg.

Buy RING 2Y5821 Caterpillar genuine, new aftermarket tractor parts with delivery
BACKHOE, WHEELED EXCAVATOR,

Cross Reference:

CASE IH 760 261 04, CATERPILLAR 2Y 5821, DAF 699414, IVECO 8194369, KHD 01321045, 132 1045, MAN 81 91710 0367, MERCEDES-BENZ 001 994 78 35, A 001 994 78 35, RENAULT 50 00 821 616, SCANIA 1103205, 1103408,

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$9.68

15 Oct 2025

CN: KAWO
2Y-5821 2Y5821 Free Outer Diameter Lock Ring Fits Caterpillar Cat Spare Parts Replacement Aftermarket(Pack of 10pcs)
Generic 【MOTOR GRADER】140B 120B || 【BACKHOE】BH150 BH160 || 【WHEEL LOADER】966R 930R 930T || 【TRACK SKIDDER】527 517 || 【HYDRAULIC SHOVEL】6015B 6015 || 【TRACK-TYPE TRACTOR】D6D SR D4E D4E SR D5B D6D D6E

11 Oct 2025

CTP 2Y5821 Ring for Heavy Equipment
CTP Ring Only || Sold in each || Easy in-and-out fit
$3.37

14 Jul 2025
0.02[0.01] Pounds
US: Radwell Interna
GENERIC 2Y5821 Retainer Rings
GENERIC RETAINER RINGS || Pin/Retaining Clip || Machine Parts
Number on catalog scheme: 28
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Compatible equipment models: 2Y5821:

BACKHOE  BH150  
GEN SET ENGINE  3304   3304B   3306   3306B  
MOTOR GRADER  120B   140B  
TRACK SKIDDER  517   527  
TRACK-TYPE TRACTOR  D4E   D4E SR   D5B   D6D   D6D SR   D6E  
WHEEL LOADER  930R   966R  
WHEELED EXCAVATOR  M312   M315   M318   M320   Caterpillar

Information:

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Loctite C5-A Copper Antiseize - Start By:
Remove the air cleaner.
Refer to Operation and Maintenance Manual, "Coolant System Coolant - Change" for the proper draining and filling procedures.
Illustration 1 g01053030
Remove bolts (2). Disconnect tube assembly (5) from the cylinder block. Remove the tube assembly from turbocharger (1). Remove the O-ring seal from the tube assembly.
Remove bolts (3). Remove tube assembly (4) from turbocharger (1). Remove the O-ring seals from the tube assembly.
Illustration 2 g01363684
Loosen hose clamp (6). Remove hose (7) from turbocharger (1).
Loosen hose clamp (10). Remove hose (11) from turbocharger (1).
Attach a suitable lifting device to turbocharger (1). The weight of turbocharger (1) is approximately 28 kg (62 lb).
Remove locknuts (8). Remove turbocharger (1) from exhaust manifold (9). Remove the turbocharger gasket from the exhaust manifold. Installation Procedure
Install turbocharger (1) in the reverse order of removal.
Apply Tooling (A) to the threads of the taperlock studs that accept locknuts (8).

Cat SIS web machinery list:

Caterpillar parts catalog
3306B GEN SET ENGINE 3RG00001-UP
GENERATOR SET ENGINE 2ZC00001-UP
3304 GEN SET 4PC00001-UP
3306B GEN SET ENGINE 3RG00001-UP
3304B GENERATOR SET ENGINE 1YF00001-UP
527 Track Skidder J6800001-UP (MACHINE) POWERED BY C7.1 Engine
416B Backhoe Loader 8ZK00001-05999 (MACHINE) POWERED BY 3054 Engine
446B Backhoe Loader 5BL00001-03294 (MACHINE) POWERED BY 3114 Engine
416B Backhoe Loader 8ZK06000-11031 (MACHINE) POWERED BY 3054 Engine
428B Backhoe Loader 7EJ06000-09446 (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader 8RN00001-04088 (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader Side Shift, Parallel Lift 2CR00001-16211 (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Side Shift, Single Tilt 1JR00001-01106 (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Side Shift, Parallel Lift 1TR00001-01283 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Single Tilt 4ZN00001-16043 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Single Tilt 5YN00001-15147 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Parallel Lift 1WR00001-08115 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Parallel Lift 1XR00001-02183 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Single Tilt 1CR00001-00863 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Single Tilt 1ER00001-00863 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Parallel Lift 1MR00001-00955 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Parallel Lift 1NR00001-00953 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Single Tilt 1FR00001-01415 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Single Tilt 9JN00001-00883 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Parallel Lift 1PR00001-01598 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Parallel Lift 1RR00001-00997 (MACHINE) POWERED BY 3054 Engine
527 TRACK-TYPE SKIDDER Grapple 4NS00001-UP (MACHINE) POWERED BY 3304 Engine
517 TRACK-TYPE SKIDDER Grapple 5WW00001-UP (MACHINE) POWERED BY 3304 Engine
416B Backhoe Loader 8SG00001-11999 (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader Center Pivot, Single Tilt 8RN04089-04989 (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader Side Shift, Parallel Lift 2CR16212-19309 (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Side Shift, Single Tilt 1JR01107-01149 (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Side Shift, Parallel Lift 1TR01284-01549 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Single Tilt 4ZN16044-50156 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Single Tilt 5YN15148-16589 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader 1WR08116-10736 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Parallel Lift 1XR02184-02249 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Single Tilt 1CR00864-01085 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Single Tilt 1ER00864-00899 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Parallel Lift 1MR00956-01179 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Parallel Lift 1NR00954-01049 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Single Tilt 1FR01416-01421 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Single Tilt 9JN00884-01049 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Parallel Lift 1PR01599-01815 (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Parallel Lift 1RR00998-UP (MACHINE) POWERED BY 3054 Engine
416B Backhoe Loader 8SG12000-14798 (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Single Tilt 5YN16590-UP (MACHINE) POWERED BY 3054 Engine
416C Backhoe Loader Center Pivot, Parallel Lift 1XR02250-02261 (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Single Tilt 1ER00900-UP (MACHINE) POWERED BY 3054 Engine
426C Backhoe Loader Center Pivot, Parallel Lift 1NR01050-UP (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Single Tilt 9JN01050-UP (MACHINE) POWERED BY 3054 Engine
436C Backhoe Loader Center Pivot, Parallel Lift 1RR01100-01100 (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader Side Shift, Single Tilt 8RN04990-UP (MACHINE) POWERED BY 3054 Engine
428C Backhoe Loader Side Shift, Parallel Lift 2CR19310-UP (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Center Pivot, Single Tilt 1JR01150-01155 (MACHINE) POWERED BY 3054 Engine
438C Backhoe Loader Side shift, Parallel Lift 1TR01550-02096 (MACHINE) POWERED BY 3054 Engine
446B Backhoe Loader 5BL00001-00383 (MACHINE) POWERED BY 3114 Engine
446B Backhoe Loader 5BL00384-02499 (MACHINE) POWERED BY 3114 Engine
446B Backhoe Loader 5BL02500-UP (MACHINE) POWERED BY 3114 Engine
416D Backhoe Loader BFP00001-17198 (MACHINE) POWERED BY 3054 Engine
420D Backhoe Loader FDP00001-07198 (MACHINE) POWERED BY 3054 Engine
420D Backhoe Loader BLN00001-04543 (MACHINE) POWERED BY 3054 Engine
430D Backhoe Loader BNK00001-02501 (MACHINE) POWERED BY 3054 Engine
430D Backhoe Loader BML00001-02280 (MACHINE) POWERED BY 3054 Engine
424D Backhoe Loader BGP00001-00647 (MACHINE) POWERED BY 3054 Engine
428D Backhoe Loader BLL00001-00650 (MACHINE) POWERED BY 3054 Engine
428D Backhoe Loader BMT00001-01617 (MACHINE) POWERED BY 3054 Engine
432D Backhoe Loader BLD00001-01594 (MACHINE) POWERED BY 3054 Engine
438D Backhoe Loader BPE00001-00663 (MACHINE) POWERED BY 3054 Engine


Parts ring Caterpillar catalog:

5K0926 RING
518, 930, 930R
3K1852 RING
528, 613, 613B, 814, 815, 950, 950B, 950B/950E, 966C, 966R, D25C, D25D, D30C, D350C, D35C, D35HP, D400, D40D
8K6000 RING
518, 725, 725C, 730, 930, 930R, 936, D250B, D250D, D250E, D250E II, D300B, D300D, G936
3T5767 RING
930R, 966R
0962665 RING-BACKUP
1390, 2590, 320 L, 320B, 320C, 320D, 320D FM, 320D2, 320D2 L, 322 FM L, 322 LN, 322B L, 322B LN, 322C, 322C FM, 323D L, 323D LN, 323D SA, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 324E LN, 325 LN, 3...
1057262 RING-WEAR
322 LN, 322B L, 322B LN, 322C, 322C FM, 324D FM, 324D FM LL, 325B L, 328D LCR, 330, 330 FM L, 330 L, 330B, 330B L, 330C FM, 330D FM, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 350, 350 ...
7Y4945 RING-BACKUP
322 LN, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM, 324D FM LL, 324D LN, 324E LN, 325 LN, 325B L, 325C, 325D, 325D L, 328D LCR, 329D LN, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C FM, 330C L, 3...
0965609 RING
322 LN, 322B L, 322B LN, 322C, 322C FM, 324D FM, 324D FM LL, 325 LN, 325B L, 328D LCR, 330, 330 FM L, 330 L, 330B, 330B L, 330C FM, 330D FM, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 3...
6I6787 RING-SEAL
1390, 320 L, 320B, 320C, 322 FM L, 322 LN, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM, 324D FM LL, 324D LN, 324E LN, 325 LN, 325B L, 325C, 325C FM, 325D, 325D FM, 325D L, 329D LN, 330C, 330C L, 330...
4D2147 RING
120B, 12E, 12F, 140, 140B, 14E
3F0014 RING
120B, 12E, 12F, 140, 140B, 14E
4T5613 RING-WEAR
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 14...
8T0785 RING-WEAR
14H, 14H NA, 14M, 16G, 16H, 16H NA, 16M, 24H, 24M, 322B L, 322C FM, 324D FM LL, 325B L, 325D FM, 325D FM LL, 330B L, 330D FM, 350, 350 L, 375, 375 L, 416B, 416C, 416D, 416E, 416F, 420D, 420E, 420F, 42...
2J3961 RING-BACKUP
14E, 16, 215C, 215D, 24H, 24M, 345B II, 345B L, 345C, 345C L, 345D, 345D L, 349D, 349D L, 349E L, 349E L VG, 349F L, 416B, 416C, 416D, 420D, 420E, 420F, 428B, 428C, 428D, 430D, 432D, 432E, 434E, 436, ...
6J5731 RING-BACKUP
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 14...
1K7098 RING-BACKUP
416, 416B, 416C, 426, 426B, 426C, 428, 428B, 436, 436C, 446, 931B, 931C II, 935C, 939, 939C
8D4069 RING
35, 416, 416B, 416C, 426B, 426C, 436C, 446B, 45, 55, 583R, D250B, D250D, D25D, D300B, D300D, D350C, D400, D40D
1265984 RING-BACKUP
35, 416B, 416C, 416D, 420D, 424D, 426C, 428B, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 446B, 446D, 45, 515, 517, 525, 525B, 525C, 527, 535B, 535C, 545, 545C, 55, 65E, 75E, 85E, 95E, D4HTSK III,...
6E6158 RING
416B, 416C, 416D, 420D, 420E, 424D, 426B, 426C, 428B, 428C, 428D, 430D, 430E, 432D, 432E, 434E, 436C, 438C, 438D, 442D, 442E, 444E, 450E, 69D, 725, 725C, 730, 730C, 769D, 770, 770G, 770G OEM, 771D, 77...
6E3343 RING
416B, 416C, 416D, 420D, 426B, 426C, 428B, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 69D, 769D, 771D, 773D, 775D, 844, 990, 990 II, D11R, D250E II, D300E II
8T8311 RING-WEAR
416B, 416C, 426C, 436C
8T0706 RING-RETAINING
312B L, 312C, 315B L, 315C, 315D L, 316E L, 317B LN, 318B, 318C, 318D2 L, 318E L, 319C, 320B, 320C, 320D, 320D LRR, 321C, 322B LN, 322C, 322C FM, 323D L, 323D LN, 324D, 324D FM, 324D L, 324D LN, 325B ...
8J0484 RING-RETAINING
120H, 120H ES, 120H NA, 12G, 12H, 12H NA, 135H, 135H NA, 140G, 140H, 140H NA, 14G, 16G, 215, 225, 227, 235D, 245, 245B, 245D, 330B L, 330C, 330C L, 330D L, 336D L, 336E HVG, 365B, 365C L, 385B, 385C L...
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