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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring

O-ring

Brand: Cat

Product Images
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring
255-5594: 3.5 x 31.7mm 78A HNBR O-Ring

O-ring

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 255-5594

Units of Measure

USMetric
Cross Section Diameter (mm): 3.5
Cross Section Diameter (in): 0.138
Inside Diameter (mm): 31.7
Inside Diameter (in): 1.248
Material: HNBR (90),HNBR - Hydrogenated Nitrile,HNBR,Nitrile / NBR / HNBR / XNBR Rubber
Polymer: Hnbr (hydrogenated Nitrile)
Material Hardness: 90a
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Compatible Models for part number 255-5594

GENERATOR SET

3512 3512B

SHOVEL LOGGER

345C

WHEELED EXCAVATOR

M325C MH W345C MH W345B II M330D

LOGGER

322C

EXCAVATOR

345B II 345B L 324D FM LL 349D L 330D MH 328D LCR 329D LN 325D FM LL 329D L 320D LN 324D FM 336D 324D 349D2 L 320D2 320D3 336D2 L M325D MH 330D LN 320C FM 326D L 340D2 L 323D 320D L 345C L 330D2 320D FM RR 318C 325C L 323D SA 320D RR 345D L VG 322C 323D3 336D LN 336D2 GC 340D L 323D L 325C FM 330D2 L 323D LN 323D2 329D 326D2 L 321C 330D FM 345B 345C 345D 320D2 GC 325D FM 345D L 320D2 FM 325D L 330C LN 320C 320D 320D GC 326D2 349D2 325D MH 323D2 L 320D LRR 330C L 321D LCR 336D L 336D2 345B II MH 329D2 L 322C FM 320D FM 330C FM 330C 330D 320D2 L 324D LN 329D2 330C MH 345C MH M325D L MH 349D 324D L 330D L 325C 325D

MATERIAL HANDLER

M325D MH M325D L MH

MOBILE HYD POWER UNIT

330D L 329D L 330D2 345D 345C 349D L 340D2 L 336D L 330D 324D LN 330C 325D L 325C 325D 349D2 336D 323D L 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