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National Stock Number:
5330-00-978-7819
Federal Supply Class:
5330
National Item Identification Number:
009787819
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:
| 32-41732-331 | 76301 | THE BOEING COMPANY | | 331FT160A | 5F573 | GREENE TWEED & CO INC | | 331FT160A | 72902 | PALMETTO INC |
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Techincal Specification:
| BODY RECESS DIAMETER | 2.588 INCHES MINIMUM AND 2.602 INCHES MAXIMUM | | BODY RECESS DEPTH | 0.121 INCHES NOMINAL | | CENTER HOLE DIAMETER | 2.430 INCHES MINIMUM AND 2.440 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | SPECIAL | | CROSS-SECTIONAL HEIGHT | 0.411 INCHES MINIMUM AND 0.421 INCHES MAXIMUM | | HARDNESS RATING | 68.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 2.635 INCHES MINIMUM AND 2.655 INCHES MAXIMUM |
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