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		                        | National Stock Number:
 2520-00-708-4183
 
 Federal Supply Class:
 2520
 
 National Item Identification Number:
 007084183
 
 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:
 
 | 7084183 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | 8613588 | 24617 | GENERAL MOTORS CORP |  | 8613588 | 72590 | HYDRAMATIC DIV OF GENERAL MOTORS CORP | 
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