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National Stock Number: 4310-00-274-6630
Federal Supply Class: 4310
National Item Identification Number: 002746630
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:
| 240-3801-1035494REVAPCP3 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 240-3801-1035494REVAPCP3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 319-3801-1188240PCP3 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 319-3801-1188240PCP3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2764-178PCP3 | 95403 | GENERAL DYNAMICS CORP | | 3364-128PCP3 | 96169 | ELECTRIC BOAT CORPORATION | | 346-3801-484535ALT2PCP3 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 435-3801-484142PCP3 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 435-3801-484142PCP3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 346-3801-484535ALT2PCP3 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE, DOUBLE SCRAPER | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 0.3440 INCHES NOMINAL | | OVERALL WIDTH | 0.2500 INCHES NOMINAL | | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE OUTSIDE PERIPHERY | | STANDARD BORE DIAMETER | 4.000 INCHES | | FSC APPLICATION DATA | PISTON,CENTRIFOGAL PUMP |
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