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National Stock Number:
2810-01-056-6499
Federal Supply Class:
2810
National Item Identification Number:
010566499
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:
| S30071-3011-99 | 09257 | TRELLEBORG SEALING SOLUTIONS US, INC. |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE, DOUBLE SCRAPER, W/EXPANDER | | JOINT STYLE | STEP JOINT | | OIL PASSAGE TYPE AND QUANTITY | 1 SLOT INSIDE PERIPHERY | | OVERALL WIDTH | 0.0600 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ZZ-53 MFR REF SINGLE MATERIAL RESPONSE AND MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE AND STEEL COMP 301 OVERALL | | SPECIAL FEATURES | 2 PISTON RINGS AND 1 EXPANDER | | RADIAL WALL THICKNESS | 0.1240 INCHES NOMINAL | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 1.875 INCHES |
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