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National Stock Number:
5330-01-248-9429
Federal Supply Class:
5330
National Item Identification Number:
012489429
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:
| 2-388-N304-75 | 02697 | PARKER-HANNIFIN CORP | | N0304 2-388 | 02697 | PARKER-HANNIFIN CORP |
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Techincal Specification:
| ELONGATION PERCENTAGE | 164 MAXIMUM | | CENTER HOLE DIAMETER | 18.906 INCHES MINIMUM AND 19.000 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM | | CROSS SECTION OUTSIDE DIAMETER | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | FUNCTIONAL DESCRIPTION | IN PROXIMITY WITH OIL,ENGINE | | HARDNESS RATING | 75.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL | RUBBER SYNTHETIC OVERALL | | PERIPHERAL DIAMETER | 19.275 INCHES MINIMUM AND 19.475 INCHES MAXIMUM | | TEMP RATING | -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT |
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