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National Stock Number:
5330-00-884-0079
Federal Supply Class:
5330
National Item Identification Number:
008840079
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:
| 379644 | 77445 | RTX CORPORATION | | 379644 | JA269 | TOKYO JUDOI KOGYO K.K. | | MS9388-112 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS9388-112 | F7700 | DOWTY DIV DE JOHN CRANE FRANCE SA | | MS9388-112 | F9088 | TRELLEBORG SEALING SOLUTIONS FRANCE | | 379644 | S0554 | TOKYO JUDOGI KOGYO CO. |
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Techincal Specification:
| ELONGATION PERCENTAGE | 125 MAXIMUM | | CENTER HOLE DIAMETER | 0.482 INCHES MINIMUM AND 0.492 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM | | CROSS SECTION OUTSIDE DIAMETER | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | HARDNESS RATING | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER FLUOROCARBON CLASS FPM OVERALL | | PERIPHERAL DIAMETER | 0.693 INCHES NOMINAL | | TEMP RATING | -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT |
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