AVSPARE.COM
parts catalog

SEAL 3Y8949 - Caterpillar


3Y8949 SEAL Caterpillar parts 953, D6D, D7G
Rating:
61
Alternative (cross code) number:
CA3Y8949
3Y-8949
3Y8949
Caterpillar 3Y8949 SEAL
Weight: 0.01 pounds 0 kg.

Buy SEAL 3Y8949 Caterpillar genuine, new aftermarket tractor parts with delivery
TRACK LOADER, TRACK-TYPE TRACTOR,

Cross Reference:

CATERPILLAR 3Y8949,

Compare Prices: .

As an associate, we earn commssions on qualifying purchases through the links below
$26.50

16 Oct 2025

CN: snahud
Replacement For 8C3839 - Seal A Fits Caterpillar 8C-3839 3Y8949 5J3620
MXBC Replacement For 8C3839 - Seal A Fits Caterpillar 8C-3839 3Y8949 5J3620 || Brand New & High-Quality part || Most items are 1 packs, unless specifically stated that it is a 2 pack. || Design improved for more durability, stable and updated characteristics, high reliability. || 【Designed】for user-friendly installation, saving you time and effort.
$14.38

16 Oct 2025

US: Sam Sam shop
ACTIVLIFE for 8C3839 - Seal A Fits Caterpillar 8C-3839, 3Y8949, 5J3620
ACTIVLIFE For 8C3839 - Seal A Fits Caterpillar 8C-3839, 3Y8949, 5J3620 || Seal A for equipment, cpatible with part numbers 8C-3839, 3Y8949, and 5J3620, eres proper functionality. || seal A fits 8C3839, 3Y8949, 5J3620, providing a reliable solution for your equipment. || Upgrade your mowing experience with our premium lawnmower parts. || For your complete satisfaction, please visually inspect the parts in the photo and ensure they align with the provided dimensions.
$16.41

16 Oct 2025

US: kraishop
BEAR FLAG EDITION for 8C3839 - Seal A Fits Caterpillar 8C-3839, 3Y8949, 5J3620
BEAR FLAG EDITION For 8C3839 - Seal A Fits Caterpillar 8C-3839, 3Y8949, 5J3620 || Seal A Fits 8C-3839, 3Y8949, 5J3620, desied for optimal perforce and durability in heavy-duty machinery appliions. || Includes keys for muple equipment bran, ering easy access and operation. Durable construction for -lasting use. || Enhance Your Equipment’s Performance – Opt for Our Reliable Replacement Parts. || For a precise fit and inFor med choice, please thoroughly check the product's dimensions and inspect the provided photos.
Number on catalog scheme: 8
  For full view, you need register

Compatible equipment models: 3Y8949:

TRACK LOADER  953  
TRACK-TYPE TRACTOR  D6D   D7G   Caterpillar

Information:

G343 Gas EnginesDescription of Change: Exhaust valves with 30° face angle are now used for parts service on G343 Gas Engines instead of the former exhaust valves with 20° face angle. Also, a new cylinder head assembly with 30° angle exhaust valves is used for parts service. The new exhaust valves will prevent carbon build-up (layer that becomes thicker with time) and give longer service life than the former exhaust valves. The 7L843 Exhaust Valve Insert is changed so it can be used with either the new or former valves. The part number of the insert did not change.
Adaptable To: To all G343 Gas Engines when the new parts are used together. The new valves can be installed in the former cylinder head assembly if the exhaust valve inserts are machined to the correct angle.

Caterpillar parts catalog:

Caterpillar parts catalog
D7G TRACTOR POWERSHIFT 65V07701-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / POWERSHIFT / 65V05546-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / DIRECT DRIVE / 45W00407-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / POWERSHIFT / 44W00441-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / POWERSHIFT / 65V05546-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / DIRECT DRIVE / 45W00407-UP (MACHINE) POWERED BY 3306 ENGINE
D7G TRACTOR / POWERSHIFT / 44W00441-UP (MACHINE) POWERED BY 3306 ENGINE
D6D TRACTOR / DIRECT DRIVE / 30X02070-UP (MACHINE) POWERED BY 3306 ENGINE
D6D TRACK-TYPE TRACTOR / POWERSHIFT / 31X01497-UP (MACHINE) POWERED BY 3306 ENGINE
D6D TRACK-TYPE TRACTOR 6HC00001-UP (MACHINE) POWERED BY 3306 ENGINE
D5B TRACTOR / POWERSHIFT / 48X00589-UP (MACHINE) POWERED BY 3306 ENGINE
D5B TRACK-TYPE TRACTOR / DIRECT DRIVE / 47X00001-00519 (MACHINE) POWERED BY 3306 ENGINE
D6D TRACTOR / DIRECT DRIVE / 30X02070-UP (MACHINE) POWERED BY 3306 ENGINE
D6D TRACK-TYPE TRACTOR / POWERSHIFT / 31X01497-UP (MACHINE) POWERED BY 3306 ENGINE
D5B TRACK-TYPE TRACTOR / DIRECT DRIVE / 47X00520-UP (MACHINE) POWERED BY 3306 ENGINE
D5B TRACK-TYPE TRACTOR / POWERSHIFT / 48X00001-00588 (MACHINE) POWERED BY 3306 ENGINE
D6D TRACK-TYPE TRACTOR / POWERSHIFT / 31X03833-UP (MACHINE) POWERED BY 3306 ENGINE
953 TRACK TYPE LOADER 44Z00001-UP (MACHINE) POWERED BY 3204 ENGINE


Parts seal Caterpillar catalog:

8M5248 SEAL-O-RING
120B, 120G, 12G, 12H, 12H ES, 12H NA, 130G, 140B, 140G, 140H, 140H ES, 140H NA, 143H, 14E, 14G, 14H NA, 16, 160G, 160H, 160H ES, 160H NA, 163H NA, 1673C, 215, 225, 235, 235B, 235C, 235D, 330, 330 FM L...
5P6620 SEAL-O-RING
120G, 12G, 12H, 12H ES, 12H NA, 130G, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA, 16G, 16H NA, 215, 215B, 225, 229, 229D, 235, 235B, 235C, 235D, 245, 245B, ...
4J0522 SEAL-O-RING
140, 141, 153, 163, 173B, 183B, 215, 215B, 215C, 215D, 216, 216B, 216B3, 219D, 225, 225D, 226B, 226B3, 229, 229D, 231D, 232B, 235, 235B, 235C, 235D, 236, 236B, 236B3, 242B, 242B3, 245, 245B, 245D, 246...
2D8009 SEAL-O-RING
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 12H, 12H ES, 12H NA, 12K, 12M, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 160M, 163H, ...
5P5923 SEAL
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 160H, 160H ES, 160H NA, 160K, 163H, 16H, 16H...
7K9203 SEAL-LIP TYPE
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...
0082103 SEAL-O-RING
14M, 256C, 262C, 272C, 277C, 287C, 297C, 365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 5090B, 578, 65, 854G, 854K, 943, 953, D10, D10N, ...
5J8300 SEAL-U-CUP
215C, 215D, 225, 235, 235C, 345B II, 345B L, 446, 578, 589, 5S, 623E, 631D, 631E, 633E, 637E, 641B, 7A, 826G, 8D, 950, 950B, 950B/950E, 950F, 950F II, 950G, 953, 960F, 962G, 980, 980B, 980C, 980F, 980...
5P9294 SEAL-LIP TYPE
16G, 245, 3176, 3406, 3408, 3408B, 3408C, 3412, 3412C, 3412D, 589, 621, 621B, 621R, 627B, 631E, 637D, 637E, 651E, 657E, 75, 769C, 771C, 773B, 775B, 824C, 826C, 834B, 980C, 988B, 988F, 990, 992C, 992D,...
8M4390 SEAL-O-RING
14E, 1693, 24H, 24M, 3508B, 3512B, 3516, 3516B, 3516C, 572G, 572R, 572R II, 578, 583K, 583R, 583T, 587R, 587T, 589, 594H, 621, 621B, 621E, 621F, 621G, 623, 623B, 623E, 623F, 623G, 627B, 627E, 627F, 62...
5P5671 SEAL
120H, 12H NA, 140H NA, 320B, 320B FM LL, 320B U, 322B, 322B LN, 325B, 325B L, 330B, 330B L, 345B, 345B II, 345B II MH, 345B L, 350, 375, 375 L, 5080, 572G, 611, 613B, 613C, 613C II, 613G, 615, 615C, 6...
5J4993 SEAL AS
621, 621B, 621E, 627B, 627E, 630B, 631B, 631D, 631E, 631G, 633, 633D, 633E, 637D, 637E, 637G, 641B, 651, 651E, 657E, 657G, 8A, 8B, 8D, 977, 977H, 980, 980B, 983, 983B, 988, D5B, D5E, D6D, D6E, D6F SR,...
4Y0371 SEAL
572G, 920, 926, 936, 936F, 953, 966F, 973, 980C, D4E, G936
4Y0375 SEAL
572G, 920, 926, 936, 936F, 953, 966F, 973, 980C, D4E, G936
Back to top
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.