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National Stock Number:
2805-00-378-8739
Federal Supply Class:
2805
National Item Identification Number:
003788739
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:
| DC111 | 66289 | WISCONSIN MOTORS LLC |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL | | CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE, DOUBLE SCRAPER | | JOINT STYLE | DIAGONAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.1400 INCHES MINIMUM AND | | 0.1500 INCHES MAXIMUM | | OVERALL WIDTH | 0.1860 INCHES MINIMUM AND | | 0.1865 INCHES MAXIMUM | | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE OUTSIDE PERIPHERY | | STANDARD BORE DIAMETER | 3.500 INCHES | | SPECIAL FEATURES | VERTICAL JOINT OPTIONAL; STAMP TOP ON TOP SIDE OF RING | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 66289 | | DESIGN CONTROL REFERENCE | DC111 |
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