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National Stock Number:
4420-00-232-6985
Federal Supply Class:
4420
National Item Identification Number:
002326985
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:
| 143925 | 13344 | NEWTERRA CORPORATION, INC. | | 143925-19 | 13344 | NEWTERRA CORPORATION, INC. | | 143925PC19 | 13344 | NEWTERRA CORPORATION, INC. |
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Techincal Specification:
| BORE DIAMETER OVERSIZE | 0.005 INCHES | | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE | | FSC APPLICATION DATA | DEAERATING HEATER | | JOINT STYLE | VERTICAL JOINT | | OVERALL WIDTH | 0.2470 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | K68,KOPPERS CO INC MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL OVERALL | | RADIAL WALL THICKNESS | 0.3800 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM | | RING STYLE | CONCENTRIC | | SPECIAL FEATURES | OD OF RING AS COMPRESSED IN CYLINDER | | STANDARD BORE DIAMETER | 12.000 INCHES | | TEST DATA DOCUMENT | 13344-143925 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
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