National Item Identification Number

00-870-3988
008703988
4810-00-870-3988
4810-00-870-3988

National Stock Number

Item Name

RING,PISTON

Federal Supply Class

4810

Description

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.

Commercial and Government Entity Code (Supplier Data)

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04808

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04808

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04808

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04808

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Reference Numbers (Part Numbers)

900J770PC53
900J771PC35
900J771PC53
929C801PC2

Required Categories

Required Description