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National Stock Number:
3040-01-042-9062
Federal Supply Class:
3040
National Item Identification Number:
010429062
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:
| 12007789 | 19200 | US ARMY ARDEC RDECOM | | 477-1006 | 99121 | PRECISION RINGS INCORPORATED |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | JOINT STYLE | STEP JOINT | | OVERALL WIDTH | 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-450 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | ALUMINUM ALLOY OVERALL | | RADIAL WALL THICKNESS | 0.1200 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | SPECIAL FEATURES | USED ON 3040-01-038-6013 | | STANDARD BORE DIAMETER | 5.760 INCHES |
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