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National Stock Number:
2805-00-005-8044
Federal Supply Class:
2805
National Item Identification Number:
000058044
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:
| 152885 | 04813 | SAINT-GOBAIN PERFORMANCE PLASTICS CORP DIV POLYMER PRODUCTS | | A51K8808-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51K8808-11 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51K8808-11 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | EJECTOR,RELEASE MECHANISM,FUEL TANK,AIRCRAFT | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.1220 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-4043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | RADIAL WALL THICKNESS | 0.0210 INCHES MINIMUM AND 0.0230 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | STANDARD BORE DIAMETER | 1.990 INCHES |
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