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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings121-4342: 1.78 x 14mm 70A EPDM O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings121-4342: 1.78 x 14mm 70A EPDM O-Ring
121-4342: 1.78 x 14mm 70A EPDM O-Ring

O-Ring

Brand: Cat

Product Images
121-4342: 1.78 x 14mm 70A EPDM O-Ring
121-4342: 1.78 x 14mm 70A EPDM O-Ring
121-4342: 1.78 x 14mm 70A EPDM O-Ring
121-4342: 1.78 x 14mm 70A EPDM O-Ring
121-4342: 1.78 x 14mm 70A EPDM O-Ring

O-Ring

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 121-4342

Units of Measure

USMetric
Cross Section Diameter (mm): 1.78
Cross Section Diameter (in): 0.07
Inside Diameter (mm): 14.0
Inside Diameter (in): 0.551
Material: EPDM (70),EPDM - Ethylene Propylene Diene Modified,EPDM (Ethylene-propylene diene),Ethylene propylene diene terpolymer (EPDM) Rubber
Polymer: Epdm (ethylene-propylene Diene)
Material Hardness: 70a
Compatible With: Alcohols; Automotive brake fluids; Hot, cold water; Ketones; Ozone and sunlight; Phosphate ester fluids; Silicone fluids; Some dilute acids; Steam (200 Degree C max); Steam (400 Degree F max)
Dash Size: 015
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Compatible Models for part number 121-4342

WHEELED EXCAVATOR

M322C M325C MH M316C M318C M313C M315C M318C MH

EXCAVATOR

M312 M315 M318 M320

TELEHANDLER

TH514C TL1055C TH406C TH417C TH407C TH337C TH336C TH414C

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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