2590-01-129-1706 CAP,FILLER OPENING Index 2805-01-129-1708 RING SET,PISTON

National Stock Number:
4310-01-129-1707

Federal Supply Class:
4310

National Item Identification Number:
011291707

Description:
RING,PISTON

Detail:
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.


Manufacturer Information:
100894-20WE82AMERICAN TURBO SYSTEMS INC
100894-251913WALKER POWER SYSTEMS, INC.


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
MATERIAL DOCUMENT AND CLASSIFICATION17-4PH ASSN STD 1ST MATERIAL RESPONSE OR 17-7PHSS ASSN STD 2ND MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.0290 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM
MATERIALSTEEL OVERALL
RADIAL WALL THICKNESS0.1550 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM
RING STYLECONCENTRIC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTGRAPHITE OVERALL


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