National Item Identification Number
00-294-3617
002943617
3040-00-294-3617
3040002943617
National Stock Number
Item Name
RING,PISTON
Federal Supply Class
3040
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)
80020
Reference Numbers (Part Numbers)
52-3536-1
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
CROSS-SECTIONAL SHAPE STYLE
JOI
Required Description
STEEL OVERALL
MIL-S-22698 TYPE 1 CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE OVER