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National Stock Number:
5330-01-270-7839
Federal Supply Class:
5330
National Item Identification Number:
012707839
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:
| 2-137E540-80 | 02697 | PARKER-HANNIFIN CORP | | 2-137E540-80 | 83259 | PARKER-HANNIFIN CORPORATION | | 820-5786961-2 | 53711 | NAVAL SEA SYSTEMS COMMAND | | E0540 2-137 | 02697 | PARKER-HANNIFIN CORP |
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Techincal Specification:
| CENTER HOLE DIAMETER | 2.040 INCHES MINIMUM AND 2.060 INCHES MAXIMUM | | CROSS SECTION OUTSIDE DIAMETER | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | ZZZY | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | HARDNESS RATING | 80.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL | | PERIPHERAL DIAMETER | 2.233 INCHES MINIMUM AND 2.279 INCHES MAXIMUM | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | TEMP RATING | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT |
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