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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings8M-4992: 3.5 X 41mm 70A VMQ O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings8M-4992: 3.5 X 41mm 70A VMQ O-Ring
8M-4992: 3.5 X 41mm 70A VMQ O-Ring

An industrial O-Ring seal prevents leaks in machinery, pipelines, and hydraulic systems, made from durable, chemical-resistant materials.

Brand: Cat

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8M-4992: 3.5 X 41mm 70A VMQ O-Ring
8M-4992: 3.5 X 41mm 70A VMQ O-Ring
8M-4992: 3.5 X 41mm 70A VMQ O-Ring
8M-4992: 3.5 X 41mm 70A VMQ O-Ring
8M-4992: 3.5 X 41mm 70A VMQ O-Ring

An industrial O-Ring seal prevents leaks in machinery, pipelines, and hydraulic systems, made from durable, chemical-resistant materials.

Brand: Cat

Warranty Information
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DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 8M-4992

Units of Measure

USMetric
Cross Section Diameter (mm): 3.53
Cross Section Diameter (in): 0.139
Inside Diameter (mm): 40.87
Inside Diameter (in): 1.609
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: 223
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Compatible Models for part number 8M-4992

UNDERGROUND ART TRUCK

AE40 AD55 AD30 AE40 II AD45 AD40

TRUCK ENGINE

3406B

POWER MODULE

TR43-C18L TR43 OEM POWER TR43-E44

WHEEL TRACTOR-SCRAPER

631K 627 623 621 637 627K LRC 632 631 623K LRC 623K 621K 627K 613G 637K 657

LOAD HAUL DUMP

R2900 R1300G R3000H R2900G R1300

OEM SOLUTIONS

3412C

WINCH

57H 59N 59L 58L 59 58

MOTOR GRADER

120H 24 14 120M 135H 160H ES 12H NA 16M 163H 120H ES 160 140M 140H 14L 140H NA 150 14M 140 143H 24H 12M 12M 2 120 160H 160M 140M 3 AWD 140M 2 160H NA 135H NA 12H ES 163H NA 160M 2 120H NA 140H ES

TRACK-TYPE TRACTOR

D10 D11 D9 GC D7G2 D6T D7F D7G D7H D9 D3 D6 D8 D7 D8T D8R D8K D8L D10T2 D8H D9G D9T D9R D8R II D9L D9N D9H D10N D10R D10T D11N D11R D11T

PIPELAYER

587R 578 583T 583R 572G 583K 571G 589 594H 594 PL83 PL87

EXCAVATOR

245

ENGINE - GENERATOR SET

3508B

GENERATOR SET

3508B

WHEEL TRACTOR

650B 633E II 651B 651E 660B 627 621 623 637 631K 631D 631E 631C 631G 641 651 641B 657 666B 666 623B 623G 623H 623E 623F 621B 633C 657E 657B 621K OEM 621R 621E 621F 633D 657G 621G 621H 621S 613C II 639D 627B 627G 627H 627E 627F 637G 637D 613C 637E 637K

HYDRAULIC CONTROL

183B

TRACK LOADER

983 931 943 977H 977K 977L 955H

SOIL COMPACTOR

825G 825C 815 825G II

EJECTOR TRUCK

740 D400E II

WHEEL DOZER

844 834G 834B 824G 824C 814 854G 854K 824G II 844H

LANDFILL COMPACTOR

836 826G II 836G 816 826C 826G

COMPACT WHEEL LOADER

910

WHEEL LOADER

960F 988F II 950B 950E 950F 994 990 992 G926 980G II 988B 988G 988F 936 966C G936 966R 950 980F II 950B/950E 990H 993K 936E 936F 980B 992D 992B 980C 992C 980F 980G 992G 992K 990 II 994D 950F II

GEN SET ENGINE

3406B

CHALLENGER

70C 65 75 65C 65B 65E 65D 75D 75C 75E 85C 85E 95E

ARTICULATED TRUCK

D400E D400D D350E D350E II D40D 740 D400E II 735

RIPPER

8D 11 10 7 9 8

ENGINE - INDUSTRIAL

3406B

INDUSTRIAL ENGINE

C9.3B 3412

QUARRY TRUCK

775D 775B 771D 771C

TRUCK

69D 773E 773D 773B 775E 775D 770 777 769D 769C

WHEEL SCRAPER

651E 666B 621E 657G 621F 621B 657E 657B 623F 623E 637K 613C 666 627F 627E 657

POWERTRAIN

TR43E44-C13BL TR43M44-C13B

GAS ENGINE

G3512 G3516 G3508

TRACTOR

776 768C 772B 784B

BULLDOZER

10SU 7SU 11SU 8S 8U 9C 9U 9S 834U 834S 10C 11U 7A 10S 7S 7U 10U 8A 9SU 955

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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