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National Stock Number:
5330-01-039-4537
Federal Supply Class:
5330
National Item Identification Number:
010394537
Description:
PACKING,PREFORMED
Detail:
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see WASHER (as modified) and GASKET. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; and SEAL, NONMETALLIC, SPECIAL SHAPED SECTION. For circular (with aperature) nonmetallic items with a solid round cross-section see O-RING. Excludes CUP, COMPRESSION; GASKET; WASHER (as modified); and FELT, MECHANICAL, PREFORMED.
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Manufacturer Information:
| 12007756 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| CENTER HOLE DIAMETER | 4.990 INCHES MINIMUM AND 5.000 INCHES MAXIMUM | | COLOR | BLACK | | CROSS-SECTIONAL HEIGHT | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | FLANGED BODY OUTSIDE DIAMETER | 5.467 INCHES MINIMUM AND 5.477 INCHES MAXIMUM | | HARDNESS RATING | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL | | PERIPHERAL DIAMETER | 5.881 INCHES MINIMUM AND 5.891 INCHES MAXIMUM | | RIM SURFACE WIDTH | 0.274 INCHES MINIMUM AND 0.279 INCHES MAXIMUM | | TEMP RATING | -67.0 FAHRENHEIT AND 212.0 FAHRENHEIT |
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