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National Stock Number:
2805-01-142-4260
Federal Supply Class:
2805
National Item Identification Number:
011424260
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:
| 11548 | 82151 | PACIFIC PISTON RING CO INC | | 287846-3 | 82106 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, TWO PIECE, STRAIGHT FACE | | JOINT STYLE | STEP JOINT | | OVERALL WIDTH | 0.1240 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5398 ASSN STD 1ST MATERIAL RESPONSE OR AMS5643,COND H1025 ASSN STD 2ND MATERIAL RESPONSE OR AMS5644 ASSN STD 3RD MATERIAL RESPONSE OR MIL-S-25043,COND TH1050 MIL SPEC 4TH MATERIAL RESPONSE INSIDE PERIPHERY | | MATERIAL | PLASTIC POLYAMIDE (NYLON) OUTSIDE PERIPHERY | | MATERIAL | STEEL CORROSION RESISTING INSIDE PERIPHERY | | RADIAL WALL THICKNESS | 0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13001,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE INSIDE PERIPHERY | | SURFACE TREATMENT | PASSIVATE INSIDE PERIPHERY |
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