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SEAL-O-RING 8J8879 - Caterpillar


8J8879 SEAL-O-RING Caterpillar parts 1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 322C, 322C FM, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 324E, 324E L, 324E LN, 325C, 325C FM, 325D, 325D FM, 325D FM LL, 325D L, 325D M...
Rating:
85
Alternative (cross code) number:
CA8J8879
8J-8879
8J8879
Caterpillar 8J8879 SEAL-O-RING
Weight: 0.03 pounds 0 kg.
Information:
CROSS SECTION DIAMETER  3.53  mm
DASH SIZE  275 
ID  266.29  mm
MATERIAL  Nitrile (NBR) Rubber - 75 Duro 
OD  0  mm

Buy SEAL-O-RING 8J8879 Caterpillar genuine, new aftermarket tractor parts with delivery
AG TRANSMISSION, WHEELED EXCAVATOR,

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$60.00

19 Aug 2025

CN: KAWO
8J-8879 8J8879 Seal-O-Ring Fits Caterpillar Cat Spare Parts Replacement Aftermarket
Generic 【AG TRANSMISSION】TA22-M4WD || 【WHEEL LOADER】993K 994 || 【TRACK-TYPE TRACTOR】D9R D5H D8R D4H || 【GEN SET ENGINE】3508 3512 3516 || 【TRANSMISSION】TA22 || 【MARINE ENGINE】3516 3512
$12.69
 

21 Feb 2022

US: Florida-Parts-Z
8J8879 - Seal-O-Ring for Caterpillar (CAT)
FIRST PRICE PARTS
$3.86
 

01 Feb 2019

CATERPILLAR AFTERMARKET: CATERPILLAR AFT
CATERPILLAR SEAL - RING 8J8879 NEW
Number on catalog scheme: 11
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Compatible equipment models: 8J8879:

AG TRANSMISSION  TA22-M4WD  
ASPHALT PAVER  AP-650B   AP-900B   BG-225C   BG-245C  
BACKHOE LOADER  450E   450F  
COMPACT WHEEL LOADER  910  
GEN SET ENGINE  3512   3516  
INDUSTRIAL ENGINE  3512   3516  
LOGGER  322C  
MARINE ENGINE  3512   3516  
MINING EXCAVATOR  5230   5230B  
MOBILE HYD POWER UNIT  324D LN   325C   325D   325D L   329D L   329E  
RECLAIMER MIXER  RM-350B  
ROAD RECLAIMER 
STABILIZER MIXER  SM-350  
TRACK LOADER  973C  
TRACK SKIDDER  D4HTSK II   D4HTSK III   D5HTSK II  
TRACK-TYPE TRACTOR  D4H   D4H XL   D5H   D5H XL   D7G   D8L   D8N   D8R   D9R  
TRACTOR  776   776C   776D  
VEHICULAR ENGINE  3512  
VIBRATORY COMPACTOR  CS-533C   CS-563C   CS-573C   CS-583C  
WHEEL LOADER  993K   994   994D   994F   994H  
WHEELED EXCAVATOR  M325C MH   Caterpillar

Information:


Illustration 1 g01090281 (1) Water pump drive gear
Illustration 2 g00537659
Stub shaft for cluster gear
(2) Cluster gear Apply 9S-3263 Thread Lock Compound to the five bolts for the stub shaft. Tighten the five bolts for the stub shaft in the following sequence. See Illustration 2 for the numbering of the bolts. ... 1, 3, 4, 5, 2, 1, 2, 3, 4, 5, 1Apply 9S-3263 Thread Lock Compound to the four bolts that fasten the cluster gear to the stub shaft. Tighten the four bolts that fasten the cluster gear to the stub shaft to the following torque. ... 30 7 N m (22 5 lb ft)
Illustration 3 g01248404
(3) Camshaft gear
(12) Camshaft retainer bolts
(13) Seals
(14) Camshaft gear bolts
Illustration 4 g00593987
Torque sequence for the camshaft gear
(4) Align the timing mark on the camshaft gear with the timing mark on the front housing when the No. 1 piston is at top center. (3) Camshaft gear Lightly lubricate the O-ring seal on the outside of the camshaft sealing plate with a 50/50 mixture of 8T-2998 Lubricant and clean engine oil. Apply 9S-3263 Thread Lock Compound to the three bolts for the camshaft sealing plate. Tighten the three camshaft sealing plate bolts to the following torque. See Illustration 3. ... 12 3 N m (9 2 lb ft)Tighten the camshaft bolts in the following sequence. See Illustration 4 for the numbering of the bolts. ... 1, 4, 2, 5, 3, 6, 1, 4Tighten the six camshaft gear bolts to the following torque. ... 240 40 N m (175 30 lb ft) (5) Adjustable idler gear Install the plate with the oil groove toward the gear face. Apply 9S-3263 Thread Lock Compound to the three bolts that fasten the adjustable idler gear to the stub shaft. Tighten the three bolts for the adjustable idler gear to the stub shaft to the following torque. ... 30 7 N m (22 5 lb ft)Refer to Testing and Adjusting, "Gear Group (Front) - Time" for the backlash adjustment procedure. Backlash between the camshaft gear and the adjustable idler gear ... 0.3556 0.254 mm (0.0140 0.010 inch)Apply 9S-3263 Thread Lock Compound to the one bolt and five studs for the stub shaft. Tighten the one bolt and five nuts for the stub shaft to the following torque. ... 55 10 N m (41 7 lb ft) (6) Air compressor gear (if equipped) (7) Idler gear Apply 9S-3263 Thread Lock Compound to the one bolt and five studs for the stub shaft. Tighten the one bolt and five nuts for the stub shaft to the following torque. ... 55 10 N m (41 7 lb ft)Apply 9S-3263 Thread Lock Compound to the three bolts that fasten the idler gear to the stub shaft. Tighten the three bolts that fasten the idler gear to the stub shaft to the following torque. ... 30 7 N m (22 5 lb ft) (8)

Cat SIS web machinery list:

Caterpillar parts catalog
TA22 OEM Transmission XMB00001-UP
797F Off-Highway Truck LTZ00001-UP (MACHINE) POWERED BY C175 Engine
3512 Marine Engine 50Y00647-01304
3512 Vehicular Engine 51Y00513-UP
3516 Generator Set Engine 25Z00684-02188
3516 Marine Engine 29Z00818-01119
3512 ENGINE 49Y00486-00925
3516 Industrial Engine 27Z00650-00791
TA22-M4WD Agricultural Transmission T4W00001-UP (MACHINE)
325 Variable Gauge Undercarriage DSL00001-UP (MACHINE)
RM-350, SM-350 Reclaimer, Stabilizer Mixer 1RM00001-00059 (MACHINE) POWERED BY 3406C Engine
CP-533C CS-533C Vibratory Compactor 2WN00001-UP (MACHINE) POWERED BY 3116 Engine
CP-533C CS-533C Vibratory Compactor 2XN00001-UP (MACHINE) POWERED BY 3116 Engine
CS-563C, CP-563C Vibratory Compactors 4KN00001-UP (MACHINE) POWERED BY 3116 Engine
CP-563C CS-563C Vibratory Compactors 4LN00001-UP (MACHINE) POWERED BY 3116 Engine
CS-573C Vibratory Compactor 6LN00001-UP (MACHINE) POWERED BY 3116 Engine
CS-583C Vibratory Compactor 7MN00001-UP (MACHINE) POWERED BY 3116 Engine
CS-583C Vibratory Compactor 7NN00001-UP (MACHINE) POWERED BY 3116 Engine
CATERPILLAR AP-1050B BARBER-GREENE BG-245C Asphalt Pavers 4XN00001-UP (MACHINE) POWERED BY 3116 Engine
CATERPILLAR AP-650B, BARBER-GREENE BG-225C Asphalt Pavers 5GN00001-UP (MACHINE) POWERED BY 3054 Engine
RM-350 SM-350 Reclaimer, Stabilizer Mixer 1RM00060-UP (MACHINE) POWERED BY 3406C Engine
Caterpillar AP-900B Barber Greene BG-240C Asphalt Pavers AGJ00001-UP (MACHINE) POWERED BY 3116 Engine
RM-350B Reclaimer Mixer AXW00001-UP (MACHINE) POWERED BY 3406C Engine
AP-650B BG-225C Asphalt Paver A7P00001-UP (MACHINE) POWERED BY 3054C Engine
RM-350B Reclaimer Mixer 7FS00001-UP (MACHINE) POWERED BY 3406C Engine
777E Off-Highway Truck KDP00001-UP (MACHINE) POWERED BY C32 Engine
745 Articulated Truck 3T600001-UP (MACHINE) POWERED BY C18 Engine
740EJ Articulated Truck 3T700001-UP (MACHINE) POWERED BY C18 Engine
745 Articulated Truck 3F600001-UP (MACHINE) POWERED BY C18 Engine
740 EJ Articulated Truck 3F700001-UP (MACHINE) POWERED BY C18 Engine
777E Off-Highway Truck KDZ00001-UP (MACHINE) POWERED BY C32 Engine
548 General Forestry SFZ00001-UP (MACHINE) POWERED BY C7.1 Engine
740 Articulated Truck 3T800001-UP (MACHINE) POWERED BY C15 Engine
740 Articulated Truck 3F800001-UP (MACHINE) POWERED BY C15 Engine
548 Log Loader WRA00001-UP (MACHINE) POWERED BY Engine C7.1
994K Wheel Loader SMX00001-UP (MACHINE) POWERED BY 3516 Engine
Custom Support Literature for the 322C FM LGP BYL00001-UP (MACHINE)
D4H Track-Type Skidder Series II 8ZF00001-UP (MACHINE) POWERED BY 3204 Engine
D5H Track-Type Skidder Series II 7EG00001-UP (MACHINE) POWERED BY 3304 Engine
777C Truck 776C Tractor 2TK00001-UP (MACHINE) POWERED BY 3508 Engine
D4H Series III Track-Type Skidder 7PK00001-UP (MACHINE) POWERED BY 3304 Engine
776D Tractor 5ER00001-UP (MACHINE) POWERED BY 3508B Engine
777D Truck 3PR00001-UP (MACHINE) POWERED BY 3508 Engine
777D HAA Off-Highway Truck 2YW00001-UP (MACHINE) POWERED BY 3512B Engine
797 Off-Highway Truck 5YW00001-UP (MACHINE)
776D Tractor AFS00001-UP (MACHINE) POWERED BY 3508B Engine
777D Off-Highway Truck AGC00001-UP (MACHINE) POWERED BY 3508B Engine
777D Truck AGY00001-UP (MACHINE) POWERED BY 3512B Engine
TK1051 TRACK FELLER BUNCHER 9HZ00001-UP (MACHINE) POWERED BY 3176C Engine
797 Off-Highway Truck 5YW00001-UP (MACHINE) POWERED BY 3524B Engine
TK721 Track Feller Buncher 10200001-UP (MACHINE) POWERED BY C-9 Engine
TK722 Track Feller Buncher 10300001-UP (MACHINE) POWERED BY C-9 Engine
TK732 Track Feller Buncher 10400001-UP (MACHINE) POWERED BY C-9 Engine
TK711 Track Feller Buncher 10100001-UP (MACHINE) POWERED BY C-9 Engine
1190 Track Feller Buncher BZK00001-02160 (MACHINE)
1190 T Track Feller Buncher BZL00001-02210 (MACHINE)
1290 T Track Feller Buncher BZM00001-UP (MACHINE)
TK741 Track Feller Buncher 20200001-UP (MACHINE) POWERED BY C-9 Engine
TK751 Track Feller Buncher 30100001-01114 (MACHINE) POWERED BY C-9 Engine
TK752 Track Feller Buncher 30200001-UP (MACHINE) POWERED BY C-9 Engine
797B Off-Highway Truck JSM00001-UP (MACHINE)
MT800 POWER TRAIN ARRANGEMENTS 01900001-UP (MACHINE)
1390 Track Feller Buncher B3F00001-02310 (MACHINE)
777F Off-Highway Truck JRP00001-UP (MACHINE) POWERED BY C32 Engine
1090 Track Feller Buncher BZJ02110-UP (MACHINE)
1190 Track Feller Buncher BZK02160-UP (MACHINE)
1190 T Track Feller Buncher BZL02210-UP (MACHINE)
450E Backhoe Loader Center Pivot EBL00001-UP (MACHINE) POWERED BY C4.4 Engine
511 Track Feller Buncher 51100001-UP (MACHINE) POWERED BY C-9 Engine
521 Track Feller Buncher 52100001-UP (MACHINE) POWERED BY C-9 Engine
522 Track Feller Buncher 52200001-UP (MACHINE) POWERED BY C-9 Engine
532 Track Feller Buncher 53200001-UP (MACHINE) POWERED BY C-9 Engine
541 Track Feller Buncher 54100001-UP (MACHINE) POWERED BY C-9 Engine
551 Track Feller Buncher 55100001-UP (MACHINE) POWERED BY C-9 Engine
552 Track Feller Buncher 55200001-UP (MACHINE) POWERED BY C-9 Engine
1390 Track Feller Buncher B3F02310-UP (MACHINE)
777D Off-Highway Truck FKR00001-UP (MACHINE) POWERED BY 3508B Engine


Parts seal Caterpillar catalog:

8C3077 SEAL
D10N, D10R, D8L, D9L, D9N, D9R
8E8994 SEAL-RING
D10R, D10T, D10T2, D9R, D9T
9X7405 SEAL-U-CUP
D8R, D8R II, D9R
3P2778 SEAL
D7G, D8H, D8K
2552272 SEAL GP-DUO-CONE
328D LCR, 330C L, 330D, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 340D L, 340D2 L, 345C MH, 345D L, 349D L, 349E, 349E ...
1948364 SEAL-U-CUP
325C, 325C L, 325D, 325D L, 328D LCR, 329D, 329D L
0931347 SEAL-O-RING
328D LCR, 345B II, 345B L, 345C, 345C L, 345D L, 349E L, 349E L VG, 349F L, 350, 365B, 365B II, 365B L, E650
2590734 SEAL-U-CUP
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
2667957 SEAL-BUFFER
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
2667960 SEAL-O-RING
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
4D6695 SEAL-O-RING
120B, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12E, 12F, 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, ...
2744990 SEAL
120M, 12M, 2470C, 311D LRR, 312D, 312D L, 313D, 314D CR, 314D LCR, 315D L, 318D L, 319D, 319D L, 319D LN, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LRR, 320D RR, 321D LCR, 323D L, 323D LN, 323D...
2287102 SEAL-O-RING
120M, 12M, 12M 2, 12M 3, 12M 3 AWD, 140M 2, 140M 3, 140M 3 AWD, 160M 2, 160M 3, 160M 3 AWD, 2384C, 2484C, 2570C, 2670C, 2864C, 311D LRR, 312D, 312D L, 312E, 312E L, 313D, 314D CR, 314D LCR, 314E CR, 3...
3342932 SEAL-O-RING
120M, 12M, 2470C, 311D LRR, 312D, 312D L, 313D, 314D CR, 314D LCR, 315D L, 318D L, 319D, 319D L, 319D LN, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321D LCR, 323D L, 323D...
2476019 SEAL
120M, 12M, 2470C, 311D LRR, 312D, 312D L, 313D, 314D CR, 314D LCR, 315D L, 318D L, 319D, 319D L, 319D LN, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321D LCR, 323D L, 323D...
2287100 SEAL-O-RING
120M, 120M 2, 12M, 12M 2, 12M 3, 12M 3 AWD, 140M 2, 140M 3, 140M 3 AWD, 160M 2, 160M 3, 160M 3 AWD, 2470C, 2570C, 2670C, 2864C, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D2, 313D2 LGP, 314E CR, 314E ...
1672235 SEAL AS-BUFFER
450E, 517, 527, 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC, 938H, 973D, D6R, D6R STD, D6T, D6T LGP, D6T LGPPAT, D7E, D7E LGP
2782324 SEAL-WIPER
450E, 517, 527, 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC, 938H, 973D, D6R, D6R STD, D6T, D6T LGP, D6T LGPPAT, D7E, D7E LGP
1672184 SEAL AS-BUFFER
24M, 450E, 824K, 825K, 826K, 834K, D7E, D7E LGP
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