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National Stock Number:
2815-01-207-5981
Federal Supply Class:
2815
National Item Identification Number:
012075981
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:
| 8N7810 | 11083 | CATERPILLAR INC | | 8N7963 | 11083 | CATERPILLAR INC | | 8N7963 ITEM 3 | 11083 | CATERPILLAR INC | | B4661 | 75370 | KAYDON RING & SEAL INC |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN KEYSTONE, STRAIGHT RADII FACE | | JOINT STYLE | VERTICAL JOINT | | MATERIAL | IRON OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL WIDTH | 3.78 MILLIMETERS NOMINAL | | RADIAL WALL THICKNESS | 6.4 MILLIMETERS NOMINAL | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 27.9 MILLIMETERS | | SURFACE TREATMENT | CHROMIUM OVERALL |
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