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National Stock Number:
4320-00-131-7057
Federal Supply Class:
4320
National Item Identification Number:
001317057
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:
| BS1193PC890S | 53781 | SPX CORP | | BS1193PC890S | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | BS5-2017PC50A | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | SM-1 | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
| BORE DIAMETER OVERSIZE | 0.010 INCHES | | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | STEAM PISTON,RECIPROCATING PUMP | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1860 INCHES NOMINAL | | MATERIAL | IRON OVERALL | | RADIAL WALL THICKNESS | 0.1020 INCHES MINIMUM AND 0.1120 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 2.500 INCHES |
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