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National Stock Number:
5330-01-062-7369
Federal Supply Class:
5330
National Item Identification Number:
010627369
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:
| 704-4685193ITEM25 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 87861-1506ITEM25 | 96169 | ELECTRIC BOAT CORPORATION | | Q4452-523EU | 07322 | MINNESOTA RUBBER CO |
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Techincal Specification:
| CENTER HOLE DIAMETER | 11.445 INCHES MINIMUM AND 11.505 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL HEIGHT | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D2000 5BG715B14E14F19 ASSN STD ALL MATERIAL RESPONSES OR 523EU FSCM 07322 MFR REF ALL MATERIAL RESPONSES OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU OVERALL | | PERIPHERAL DIAMETER | 11.995 INCHES MINIMUM AND 12.055 INCHES MAXIMUM |
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