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National Stock Number:
4320-01-034-4003
Federal Supply Class:
4320
National Item Identification Number:
010344003
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:
| 820-4384916-2PC15 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-4384916-3ITEM15 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-4384916-4 ITEM 15 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-4384927-1 | 4N727 | INTEGRAL AEROSPACE, LLC | | 820-4384927-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 820-4384927-1 | 62793 | BFM ENERGY PRODUCTS CORP |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
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