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National Stock Number:
2810-00-288-5689
Federal Supply Class:
2810
National Item Identification Number:
002885689
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.
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Manufacturer Information:
| 19421 | 70188 | FRANKLIN ENGINE CO INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | M-20270188 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMIUM OVERALL | | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1730 INCHES MINIMUM AND | | 0.1830 INCHES MAXIMUM | | OVERALL WIDTH | 0.0930 INCHES MINIMUM AND | | 0.0935 INCHES MAXIMUM | | STANDARD BORE DIAMETER | 4.500 INCHES | | FSC APPLICATION DATA | ENGINE,GASOLINE,AIRCRAFT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 70188 | | DESIGN CONTROL REFERENCE | 19421 |
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