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National Stock Number:
5330-01-127-8549
Federal Supply Class:
5330
National Item Identification Number:
011278549
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:
| 518-4856753 ITEM 10 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 76696-16-04B01 ITEM 10 | 96169 | ELECTRIC BOAT CORPORATION | | Q4330-523EU | 07322 | MINNESOTA RUBBER CO |
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Techincal Specification:
| CENTER HOLE DIAMETER | 2.090 INCHES MINIMUM AND 2.110 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D2000 2BG715B14E14F19 ASSN STD SINGLE MATERIAL RESPONSE OR 523EU FSCM 07322 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 2.520 INCHES NOMINAL |
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