7690-00-769-9790 MARKER,IDENTIFICATION Index 7690-00-769-9796 MARKER,IDENTIFICATION

National Stock Number:
2815-00-769-9791

Federal Supply Class:
2815

National Item Identification Number:
007699791

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:
1303527315MORRIS MATERIAL HANDLING, INC.
1303595201NAPCO INTERNATIONAL LLC
JHP59-7402032HOLLINGSWORTH JOHN R CO


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLETHREE FILLED GROOVES, STRAIGHT FACE SCRAPER
FSC APPLICATION DATADIESEL ENGINE
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM
MATERIALIRON OVERALL
RADIAL WALL THICKNESS0.1730 INCHES MINIMUM AND 0.1830 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER4.500 INCHES
SURFACE TREATMENTOXIDE IRON OVERALL


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