3040-00-554-2137 COLLAR,SHAFT Index 2810-00-554-2143 RING,PISTON

National Stock Number:
2810-00-554-2139

Federal Supply Class:
2810

National Item Identification Number:
005542139

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.


Manufacturer Information:
119575P004W00198PRATT & WHITNEY CANADA CORP
119575P004W77445RTX CORPORATION
119575P4W00198PRATT & WHITNEY CANADA CORP
AS119575P4W12776AIRCRAFT SUPPLIES
119575P4W77445RTX CORPORATION


Techincal Specification:
MATERIALIRON OVERALL
SURFACE TREATMENTCHROMIUM OVERALL
CROSS-SECTIONAL SHAPE STYLEPLAIN KEYSTONE, STRAIGHT RADII FACE
JOINT STYLEVERTICAL JOINT
RING STYLECONCENTRIC
RADIAL WALL THICKNESS0.1850 INCHES NOMINAL
OVERALL WIDTH0.1280 INCHES MINIMUM AND
0.1290 INCHES MAXIMUM
STANDARD BORE DIAMETER5.750 INCHES
FSC APPLICATION DATAACFT ENG R2000


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