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National Stock Number:
2805-01-150-6496
Federal Supply Class:
2805
National Item Identification Number:
011506496
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:
| 10106393 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | J9786 | 99121 | PRECISION RINGS INCORPORATED | | ST7M413-1 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | GUN SYSTEM-6M1A1 | | JOINT STYLE | STEP JOINT | | OVERALL WIDTH | 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-5621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | RADIAL WALL THICKNESS | 0.1950 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 5.190 INCHES |
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