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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings243-4572: 3.53 x 253.59mm 90A NBR O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings243-4572: 3.53 x 253.59mm 90A NBR O-Ring
243-4572: 3.53 x 253.59mm 90A NBR O-Ring

O-ring

Brand: Cat

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243-4572: 3.53 x 253.59mm 90A NBR O-Ring
243-4572: 3.53 x 253.59mm 90A NBR O-Ring
243-4572: 3.53 x 253.59mm 90A NBR O-Ring
243-4572: 3.53 x 253.59mm 90A NBR O-Ring
243-4572: 3.53 x 253.59mm 90A NBR O-Ring

O-ring

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 243-4572

Units of Measure

USMetric
Cross Section Diameter (mm): 3.53
Material: NBR - Nitrile,NBR (90),Nitrile (NBR),Nitrile / NBR / HNBR / XNBR Rubber
Cross Section Diameter (in): 0.139
Inside Diameter (mm): 253.59
Inside Diameter (in): 9.984
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: 274
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Compatible Models for part number 243-4572

GENERATOR SET

3512

FORESTRY PRODUCTS

568 558

TRUCK

777D 777G 777F

QUARRY TRUCK

777E

TRACTOR

776D

EXCAVATOR

336 MHPU 352F 374F 349E L 349 349F L 349F LXE FM558 349D2 L 349D2 352 374 350 352F-VG 340MHPU 336 355 352F XE VG FM568 374F L 349E 349F 352 UHD

OFF HIGHWAY TRUCK

777G 777E 777

MATERIAL HANDLER

MH3250 MH3260

MOBILE HYD POWER UNIT

352FMHPU

FOREST PRODUCTS

OTHER

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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