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National Stock Number:
3040-01-131-5090
Federal Supply Class:
3040
National Item Identification Number:
011315090
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:
| 960145-92 | 09257 | TRELLEBORG SEALING SOLUTIONS US, INC. | | 960145-92 | 93835 | PARKER HANNIFIN CORPORATION |
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Techincal Specification:
| DISTANCE FROM PIN HOLE CENTER TO EDGE | 0.093 INCHES NOMINAL | | DISTANCE FROM PIN HOLE CENTERLINE TO RING JOINT CENTERLINE | 1.589 INCHES NOMINAL | | BORE DIAMETER OVERSIZE | 0.020 INCHES | | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | AIRCRAFT HYDRAULIC SYSTEM | | JOINT STYLE | STEP JOINT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-8791 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | PLASTIC TETRAFLUOROETHYLENE OVERALL | | PIN HOLE STYLE | ROUND PINHOLE LEFT OF JOINT | | PINHOLE DIAMETER | 0.046 INCHES MINIMUM AND 0.050 INCHES MAXIMUM | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL WIDTH | 0.0930 INCHES NOMINAL | | RADIAL WALL THICKNESS | 0.0600 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | SPECIAL FEATURES | EXPANDER STAINLESS STEEL MIL-S-5059; PASSIVATED FINISH; PIN,PISTON RING RETAINER STEEL QQ-W-423 | | STANDARD BORE DIAMETER | 3.365 INCHES |
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