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National Stock Number:
2805-00-528-5806
Federal Supply Class:
2805
National Item Identification Number:
005285806
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:
| MS13931 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS13931-8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BORE DIAMETER OVERSIZE | 0.020 INCHES | | CROSS-SECTIONAL SHAPE STYLE | CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1545 INCHES MINIMUM AND 0.1555 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON OVERALL | | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE OUTSIDE PERIPHERY | | RADIAL WALL THICKNESS | 0.1370 INCHES MINIMUM AND 0.1470 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 3.250 INCHES |
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