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		                        | National Stock Number:
 2805-00-412-9708
 
 Federal Supply Class:
 2805
 
 National Item Identification Number:
 004129708
 
 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:
 
 | 9754F270 | 13002 | GOODRICH CORPORATION |  | 9754F270 | 6K4C8 | GOODRICH CORPORATION | 
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 Techincal Specification:
 
 | MATERIAL | IRON OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | AMS7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |  | JOINT STYLE | VERTICAL JOINT |  | RING STYLE | CONCENTRIC |  | RADIAL WALL THICKNESS | 0.0800 INCHES MINIMUM AND |  |  | 0.0860 INCHES MAXIMUM |  | OVERALL WIDTH | 0.1855 INCHES MINIMUM AND |  |  | 0.1865 INCHES MAXIMUM |  | STANDARD BORE DIAMETER | 2.038 INCHES |  | BORE DIAMETER OVERSIZE | 0.002 INCHES |  | FSC APPLICATION DATA | STRUT,LANDING GEAR,AIRCRAFT |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 13002 |  | DESIGN CONTROL REFERENCE | 9754F270 | 
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