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National Stock Number:
5330-00-079-0954
Federal Supply Class:
5330
National Item Identification Number:
000790954
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:
| MS28772-338 | 0U583 | SAE INTERNATIONAL | | MS28772-338 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE-AS28772 | 0U583 | SAE INTERNATIONAL | | MS28772-338 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 68.0 SHORE DUROMETER A NOMINAL OVERALL | | CROSS-SECTIONAL SHAPE STYLE | DELTA | | CROSS-SECTIONAL HEIGHT | 0.370 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | CENTER HOLE DIAMETER | 3.085 INCHES MINIMUM AND | | 3.115 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 3.495 INCHES MINIMUM AND | | 3.545 INCHES MAXIMUM | | TEMP RATING | -65.0 DEG FAHRENHEIT AND | | 160.0 DEG FAHRENHEIT |
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