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National Stock Number:
2805-00-395-1386
Federal Supply Class:
2805
National Item Identification Number:
003951386
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:
| 859989-18 | 2N935 | BOEING DISTRIBUTION SERVICES X, INC. | | 859989-18 | 59364 | HONEYWELL INTERNATIONAL INC. | | 859989-18 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | VALVE,SHUTOFF-FLOW CONTROL,BLEED AIR,ENVIRONMENTALCONTROL SYSTEM,ACFT | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.0440 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-25043 COND 17-7PH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | RADIAL WALL THICKNESS | 0.1510 INCHES MINIMUM AND 0.1610 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | SPECIAL FEATURES | DRY FILM LUB EMS52402,TYPE 1,CLASS B,FSCM 99193 | | STANDARD BORE DIAMETER | 3.900 INCHES |
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