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National Stock Number: 2805-00-555-6090
Federal Supply Class: 2805
National Item Identification Number: 005556090
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:
DC163-1S20 | 66289 | WISCONSIN MOTORS LLC | MIL-E-11275 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | MS13932-2 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | MS39349-2 | 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 | STRAIGHT FACE, BOTTOM RELIEF | FSC APPLICATION DATA | ENGINE GASOLINE | JOINT STYLE | VERTICAL JOINT | OVERALL WIDTH | 0.0930 INCHES MINIMUM AND 0.0940 INCHES MAXIMUM | MATERIAL | IRON OVERALL | RADIAL WALL THICKNESS | 0.1400 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM | RING STYLE | CONCENTRIC | STANDARD BORE DIAMETER | 3.000 INCHES |
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