0951622 O-Ring for Caterpillar Equipment

The 0951622 O-ring is a sealing component used in Caterpillar hydraulic mini excavators and other listed Caterpillar equipment. It is used to seal fixed and certain moving connections where an elastomeric ring is installed in a mating groove.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The part is listed for the following Caterpillar hydraulic mini excavator models:

• 304.5
• 305.5D
• 305.5E
• 305CCR
• 307
• 307B
• 307D
• 307E
• 307E2
• 308D
• 308E
• 308ECR
• 308E2
• 308E2CR

The available application data also lists the following Caterpillar equipment models:

• 330-A
• 330-A L
• 330-A LN
• 330B
• 330B L
• 330B LN
• E70

Model compatibility should be checked against the equipment serial number and the dimensions of the seal installation location before fitting.

Cross-reference numbers

• 095-1622
• 0951622

0951622 is the numerical form of the listed part number 095-1622. Both numbers identify the same O-ring reference in the supplied application data.

Specifications

The stated inner diameter, outer diameter, and cross-section diameter identify the dimensional parameters of the seal. The material designation NBR refers to nitrile butadiene rubber, while the 90 Shore A value specifies the hardness of the supplied ring.

The listed temperature range is -40 to 212 °F. The part has no stated coating and is supplied as an O-ring; no additional components or installation hardware are specified in the available product data.