NSN 2805-00-003-0387

Part Details | PISTON RING

2805-00-003-0387 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.

Alternate Parts: 31869063, 3186906-3, 3186906, 8625560, 86255-60, 76326, ABC144763, ABC-14476-3, 2805-00-003-0387, 00-003-0387, 2805000030387, 000030387

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28MAY 17, 197200-003-038711459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

RING,PISTON | 2805-00-003-0387, 000030387

CONCENTRIC

RING,PISTON | 2805-00-003-0387, 000030387

VERTICAL JOINT

RING,PISTON | 2805-00-003-0387, 000030387
Cross Reference | NSN 2805-00-003-0387
Part Number Cage Code Manufacturer
3186906-377068ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
318690659364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
86255-6075370KAYDON RING & SEAL, INC.DBA KAYDON
7632675370KAYDON RING & SEAL, INC.DBA KAYDON
ABC-14476-371687SARGENT AEROSPACE & DEFENSE, LLCDBA AIRTOMIC
Technical Data | NSN 2805-00-003-0387
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.2530 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM
OVERALL WIDTH0.1220 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM
STANDARD BORE DIAMETER5.476 INCHES