National Item Identification Number
01-238-8767
012388767
2520-01-238-8767
2520012388767
National Stock Number
Item Name
RING,PISTON
Federal Supply Class
2520
Referenced on: http://automotiveenginemechanics.tpub.com//TM-9-2520-272-34P/css/TM-9-2520-272-34P_438.htm
Referenced on: http://automotiveenginemechanics.tpub.com//TM-9-2520-272-34P/css/TM-9-2520-272-34P_458.htmDescription
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)
90166
90166
NSN (National Stock Number) 2520-01-238-8767, 2520012388767 NIIN (National Identification Number) 01-238-8767, 012388767
Part Numbers (Reference Numbers)
DS-940602
871294
Required Categories
MATERIAL
RADIAL WALL THICKNESS
OVERALL WIDTH
III END ITEM IDENTIFICATION
Required Description
PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
0.1150 INCHES NOMINAL
0.1150 INCHES NO