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National Stock Number:
2810-00-135-6731
Federal Supply Class:
2810
National Item Identification Number:
001356731
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:
| 73998 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT | | 73998 | R1120 | SATAIR A/S |
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Techincal Specification:
| FSC APPLICATION DATA | ENG R2000 | | JOINT STYLE | VERTICAL JOINT | | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE OUTSIDE PERIPHERY | | OIL PASSAGE TYPE AND QUANTITY | 10 SLOT HORIZONTALLY THROUGH RING | | OVERALL WIDTH | 0.1540 INCHES MINIMUM AND 0.1550 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | MATERIAL | STEEL EXPANDER | | RADIAL WALL THICKNESS | 0.1450 INCHES MINIMUM AND 0.1550 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 5.125 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SILICOATED,FSCM 80254 MFR REF SINGLE TREATMENT RESPONSE OUTSIDE PERIPHERY | | SURFACE TREATMENT | RESIN SILICONE OUTSIDE PERIPHERY |
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