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		                        | National Stock Number:
 3040-99-051-8515
 
 Federal Supply Class:
 3040
 
 National Item Identification Number:
 990518515
 
 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:
 
 | 3960B019 | U1605 | HONEYWELL AEROSPACE YEOVIL | 
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 Techincal Specification:
 
 | SPECIAL FEATURES | THREE PIECE CONSTRUCTION:36.53MM MAX GAUGE OD:32.08MM MIN ID;3.17MM O/A LG | 
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