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National Stock Number:
5330-00-181-0020
Federal Supply Class:
5330
National Item Identification Number:
001810020
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:
| 65C35428-3 | 18894 | AIR ARMAMENT CENTER/ EN | | Q4257-414C | 07322 | MINNESOTA RUBBER CO |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 414C FSCM 07322 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND | | 75.0 SHORE DUROMETER A MAXIMUM OVERALL | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND | | 0.143 INCHES MAXIMUM | | CENTER HOLE DIAMETER | 5.826 INCHES MINIMUM AND | | 5.882 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 6.096 INCHES MINIMUM AND | | 6.168 INCHES MAXIMUM | | TEMP RATING | -40.0 DEG FAHRENHEIT AND | | 250.0 DEG FAHRENHEIT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 07322 | | DESIGN CONTROL REFERENCE | Q4257-414C |
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