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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings126-4003: 3.53 x 196.44mm 90A NBR O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings126-4003: 3.53 x 196.44mm 90A NBR O-Ring
126-4003: 3.53 x 196.44mm 90A NBR O-Ring

O-Ring

Brand: Cat

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126-4003: 3.53 x 196.44mm 90A NBR O-Ring
126-4003: 3.53 x 196.44mm 90A NBR O-Ring
126-4003: 3.53 x 196.44mm 90A NBR O-Ring
126-4003: 3.53 x 196.44mm 90A NBR O-Ring
126-4003: 3.53 x 196.44mm 90A NBR O-Ring

O-Ring

Brand: Cat

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DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 126-4003

Units of Measure

USMetric
Cross Section Diameter (mm): 3.53
Cross Section Diameter (in): 0.139
Inside Diameter (mm): 196.44
Inside Diameter (in): 7.734
Material: NBR - Nitrile,NBR (90),NBR (Nitrile butadiene),Nitrile / NBR / HNBR / XNBR Rubber
Polymer: Nbr (nitrile Butadiene)
Material Hardness: 90a
Compatible With: Abrasion resistant; Alpha-Olefin base synthetic lubricants; Ethylene Glycol; Hydrocarbon fuels; Petroleum base lubricants; Silicone oils and greases; Water, water base engine coolants; ORFS, STORS seals
Dash Size: 265
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Compatible Models for part number 126-4003

WHEEL SKIDDER

535C 535B 525 515 545C 545 525C 525B

UNDERCARRIAGE

OEMS

GENERATOR SET

3512

WHEELED EXCAVATOR

W345B II

FORESTRY PRODUCTS

FM528 LL FM528 538

HEX BASED SPL SOLUTION

352F OEM

EXCAVATOR

318E L 352F 345B II 345B L 349F LXE 349D L 330D MH 329D L 323F SA FM538 320D LN 324D 324E 349D2 L 320E LRR 333 GC 320C FM 324E L 323F 374F L 323D 318F L 320 320D L 374F 326 345C L 349E L 330 GC 325 323 318C 329E L 318F 325C L 323D SA 320D RR 345D L VG 322C 330 319D LN 323D L 323D LN 333 349E L VG 324E LN 329D 329E 352F XE VG 321C 345B 345C 345D 326 GC 320E L 345D L 349F L 325D L 320C 320D 320E 323 GC 323GC 320D GC 349D2 319D L 323E L 352F-VG 320D LRR 321D LCR 323E SA 320E LN 374D L 323E LN 326GC 345B II MH 320D FM OTHER 330C 320 GX 538 345C MH 349D 324D L 330D L 330GC 320 GC 325C 349E 325D 349F 320E RR 325F

MOBILE HYD POWER UNIT

329D L 345C 330 MHPU 349E L HVG 336F 352FMHPU 345C L

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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