AVSPARE.COM
parts catalog
  1. Home
  2. Case
  3. O
  4. 8603527

O-RING 8603527 - Case


8603527 O-RING Case parts 1221F, 845, 521F, 621F, 721F, 721C, 821F, 921C, 921F, 1021G, 521D, 1121G, 325, 521G, 621D, 327B, 621G, 721D, 721G, 885B, 330B, 821G, 521E, 921G, 621E, 721E, 821E, 921E, 1021F, 1121F


Price: query
Add in request price Go to cart
Rating:
14
Alternative (cross code) number:
8603527
Case 8603527 O-RING

Buy O-RING 8603527 Case genuine, new aftermarket tractor parts with delivery
HEAVY EQUIPMENT,

Compare Prices: .

As an associate, we earn commssions on qualifying purchases through the links below
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
$1,278.62

18 Nov 2025
0.1102[0.05] Pounds
CN: Yingyingsaguo89
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
GDXBOBTL Durability test: after long-term durability test, it ensures stability and reliability under complex road conditions. || Forging pump body structure: forging process is used to build the pump body, which has higher strength and strong impact resistance. || Improve cold start performance: quickly establish oil pressure in low temperature environment to help the engine start smoothly. || Enhance power output: optimize fuel atomization effect, promote full combustion, and make the engine respond more rapidly. || Low-noise operation: Built-in buffer structure and precision technology, with low vibration and noise during work, improve driving comfort.
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
$735.45

18 Nov 2025

CN: Luotuoxizi mall
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
VUIPAJQC Plug and play without modification or programming. || Achieve efficient combustion，improve fuel economy. || Provide stable, high-pressure fuel and restore strong power. || Optimize the internal structure，effectively reduce engine jitter. || After strict testing, the engine is guaranteed to run smoothly.
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
$670.72

18 Nov 2025

CN: mengmmya541603
Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
LCQBXGPU Provide stable fuel pressure to ensure the smooth operation of the engine under various working conditions. || Ensure continuous and sufficient fuel supply, and solve problems such as weak acceleration and difficult climbing. || Precision manufacturing and optimized design ensure the quiet operation of the pump core and improve the driving comfort. || Complete assembly set, including fuel pump core, pump body bracket, oil float, sealing ring and filter screen. || Clear installation guide, provide detailed steps to guide the owner to complete the replacement safely and correctly. || This fuel injection pump uses cutting-edge injection technology to realize ultra-fine atomization of fuel, greatly improving combustion efficiency, enabling the engine to release more powerful power and significantly improving response speed. || We insist on using aviation-grade high-strength materials, which have excellent high temperature resistance, high pressure resistance and wear resistance. From raw materials to many fine processes on the production line, every step exceeds the quality standards. || Our fuel injection pump provides accurate adaptation models, and in-depth research and development and testing are carried out for the matched models to ensure that the products can perfectly fit your car in terms of interfaces, dimensions, operating parameters and so on. || This fuel injection pump can accurately control the fuel injection quantity, whether on urban roads or at high speed, it can ensure that the engine can get accurate and appropriate fuel, effectively improve fuel utilization and reduce fuel consumption. || Diesel Fuel Injection Pump A2C59511599 A2C59511600 5WS40380 5WS40163 1376439 1541974 8603527 36002487
This part in 4 request: Show. This information for suppliers only!
#295612 8603527
2019-04-11
#292036 8603527
2019-04-03
#291861 8603527
2019-04-02
#6466 8603527
2016-06-03
Number on catalog scheme: 7
8603527 Parts scheme O-RING
  For full view, you need register

Compatible equipment models: 8603527:

HEAVY EQUIPMENT  1021F   1021G   1121F   1121G   1221F   325   327B   330B   521D   521E   521F   521G   621D   621E   621F   621G   721C   721D   721E   721F   721G   821E   821F   821G   845   885B   921C   921E   921F   921G   Case

Case machinery list:

Case parts catalog
(325) - ARTICULATED TRUCK (1/01-12/06)
(327B) - ARTICULATED TRUCK TIER 3 (NA) - N6PG56032 - (1/06-12/11)
(330B) - ARTICULATED TRUCK TIER 3 (NA) - N6PG56023 - (9/06-12/12)
(845) - MOTOR GRADER TIER I (BR) - ASN N8AF07000 (6/08-1/10)
(885B) - MOTOR GRADER TIER 3 (NEW CAB) (3/11-9/16)
(721C) - CASE WHEEL LOADER (1/99-12/02)
(921C) - CASE WHEEL LOADER (S/N JEE0155000 & BEFORE) (1/99-12/02)
(921C) - CASE WHEEL LOADER (S/N JEE0155001 & AFTER) (1/99-2/07)
(521D) - CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER) (1/00-12/02)
(621D) - CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER) (1/02-12/07)
(721D) - CASE WHEEL LOADER (NORTH AMERICA) (1/03-12/06)
(521E) - WHEEL LOADER TIER 3 (NA) (1/08-12/13)
(621E) - WHEEL LOADER TIER 3 (NA) (8/07-12/12)
(721E) - WHEEL LOADER TIER 3 (NA) (8/06-12/11)
(821E) - WHEEL LOADER TIER 3 NA/EU (8/06-12/11)
(921E) - WHEEL LOADER TIER 3 (NA/EU) (2/07-12/11)
(1021F) - WHEEL LOADER TIER 4 (NA) (1/11-7/16)
(1121F) - WHEEL LOADER TIER 4 (NA) (4/10-12/14)
(1221F) - WHEEL LOADER - TIER 4 (NA) (8/13-12/14)
(521F) - WHEEL LOADER - TIER 4 (NA) (1/12-12/15)
(521F) - WHEEL LOADER - TIER 4B (NA) (2/16-9/16)
(621F) - WHEEL LOADER - TIER 4 (NA) (1/12-12/14)
(621F) - WHEEL LOADER - TIER 4B (NA) (1/14-9/16)
(621F) - WHEEL LOADER, WASTE HANDLING - TIER 4A (NA) (7/13-12/14)
(721F) - WHEEL LOADER - TIER 4 / TIER 2 (NA) (3/11-)
(721F) - WHEEL LOADER - TIER 4B (NA) (2/15-9/16)
(721F) - WHEEL LOADER, WASTE HANDLING - TIER 4A (NA) (7/13-12/14)
(821F) - WHEEL LOADER - TIER 4 / TIER 2 (NA) (1/11-)
(821F) - WHEEL LOADER - TIER 4B (NA) (1/14-9/16)
(921F) - WHEEL LOADER - TIER 4 / TIER 2 (NA) (10/10-8/16)
(921F) - WHEEL LOADER - TIER 4B (NA) (1/14-9/16)
(1021G) - WHEEL LOADER - TIER 4B (NA) (10/16-)
(1121G) - WHEEL LOADER - TIER 4B (NA) (10/16-)
(521G) - WHEEL LOADER - TIER 4B (NA) (11/16-)
(621G) - WHEEL LOADER - TIER 4B (NA) (11/16-)


Parts o Case catalog:

8602862 O-RING,2.5mm Thk x 125mm ID
721E, 721D, 821E
Y171-024004 O-RING
1221F, 1221E, CX57C, CX17C
Y171-027004 O-RING
1221F, CX18C, 1221E
S631-029004 O-RING
1221F, CX37C, CX57C, CX60C, 1221E
S621-011001 O-RING,9/16 - 18 UNF
1221F, CX37C, CX18C, CX57C, CX60C, CX26C, CX33C, 1221E, CX17C
S621-014001 O-RING
1221F, CX37C, CX18C, CX57C, CX60C, CX26C, CX33C, 1221E, CX17C
87743205 O-RING
621E, 721F, 521F, 721E, 521G, 621F, 621G, 721G, 521E
87691610 O-RING
621E, 521F, 721E, 821E, 921E, 1021F, 1121F, 521E, 721F
87746031 O-RING
621E, 721F, 521F, 721E, 521G, 621F, 621G, 721G
87309174 O-RING,167mm ID
921G, 1021G, 721F, 1121G, 721E, 821E, 821F, 921E, 721G, 1021F, 921F, 821G, 1121F
87362492 O-RING,140mm ID x 164mm OD x 12mm Thk
721F, 721E, 921E, 721G
87521445 O-RING,3mm Thk x 342mm ID
921G, 721F, 821E, 821F, 721G, 921F, 621F, 821G
8603275 O-RING,4mm Thk x 48mm ID
921G, 721F, 721E, 325, 821E, 821F, 721D, 885B, 921F, 821G
8603323 O-RING
845, 325
8603313 O-RING
621E, 521D, 721E, 325, 621D, 721D
87712668 O-RING,184.5" ID x 3" Width
845, 521F, 621F, 721F, 821F, 921F, 521D, 325, 521G, 621D, 621G, 721D, 885B, 821G, 521E, 921G, 845B, 621E, 865B, 721E, 821E
8603386 O-RING
325
8603385 O-RING
845, 521F, 621F, 721F, 821F, 921F, 521D, 325, 521G, 621D, 621G, 721D, 885B, 821G, 521E, 921G, 845B, 621E, 865B, 721E, 821E
119443A1 O-RING,312mm ID x 2.5mm Width
721C, 821C, 621B, 325, 721B, 821B, 330, 621C
8900141317 O-RING
330B, 325
100369A1 O-RING,9.5mm ID x 2mm Width
921, 621B, 325, 721B, 821B, 621, 921B, 721, 821
8963100341 O-RING
327B, 921C, 330B, 325, 330
8603404 O-RING
325, 721D, 621D
8603402 O-RING
1221F, 845, 521F, 621F, 721F, 821F, 921C, 921F, 521D, 325, 521G, 621D, 327B, 621G, 721D, 885B, 1221E, 330B, 821G, 521E, 921G, 845B, 621E, 865B, 721E, 821E, 921E
8603527
Back to top
Contacts Request list Affiliate disclosure
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.