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National Stock Number:
2805-00-273-0398
Federal Supply Class:
2805
National Item Identification Number:
002730398
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:
| 18-259 | 35301 | DRESSER INDUSTRIES INC LEROI DIV | | 34472 | 77220 | DANA CORP ENGINE PRODUCTS DIV |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, BOTTOM RELIEF | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1235 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | RADIAL WALL THICKNESS | 0.1540 INCHES MINIMUM AND 0.1640 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 3.750 INCHES | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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