Add Equipment

Select equipment to view parts that fit your equipment.
No Suggested Results

Select Store

Add Equipment

To find the parts that fit.To find the parts that fit.
Search for part number or name

Select Store

Add Equipment

HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring

Cat® O-Ring Seal for Steering clutch control ensures the efficient and reliable operation of the steering clutch

Brand: Cat

Product Images
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring
8M-4990: 5.33 x 15.24mm 70A VMQ O-Ring

Cat® O-Ring Seal for Steering clutch control ensures the efficient and reliable operation of the steering clutch

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 8M-4990

Units of Measure

USMetric
Cross Section Diameter (mm): 5.33
Cross Section Diameter (in): 0.21
Inside Diameter (mm): 15.24
Inside Diameter (in): 0.6
Material: VMQ - Silicone,Silicone (70),Silicone (VMQ),Silicone / MQ / VMQ / PMQ Rubber
Polymer: Vmq (silicone Rubber)
Material Hardness: 70a
Compatible With: Air; Diacetone alcohol; Ethylene glycol; Extreme high/low temperatures; High aniline point oil; Iso-butyl alcohol; Ozone & UV light; Polyglycol
Dash Size: 312
View More
Compatible Models for part number 8M-4990

TRUCK ENGINE

1676 1693

WHEEL TRACTOR

650B 623B 623G 651B 623E 623F 660B 621B 657B 621R 621E 621F 621G 621S 627 621 623 627B 627G 627E 627F 641 651 641B 657 666B

POWER MODULE

OEM POWER

HYDRAULIC CONTROL

163 143 183B 153 141 140

VEHICULAR ENGINE

D346 D348 D349

TRACK LOADER

983 977K 977L 931B 983B 931C 953

WINCH

55

MOTOR GRADER

12G 120G 160G 140G 16G 130G 14G

WHEEL LOADER

980 992 992B

TRACK-TYPE TRACTOR

D7F D7G D6D SR D6G2 LGP D8K D8H D9G D3C II D10 D9H D6G2 XL D3B D3C D6F SR D5B D5E D6E SR D6C D6D D7G2 D6E D6G

MARINE ENGINE

D336 D349 D346 D348

RIPPER

8D 4 953 951 955 10 943

PIPELAYER

572G 583K 571G 594H 594 561D

INDUSTRIAL ENGINE

D348 D349 D346

WHEEL SCRAPER

621E 621B

TRUCK

773 777

TRACTOR

772 776

BULLDOZER

10C 6A 6S 10S 10U 8S

RIPPER SCARIFIER

12G 130G 140G

View More
KeyKey
Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced