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National Stock Number:
5330-01-049-7380
Federal Supply Class:
5330
National Item Identification Number:
010497380
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:
| 2-221 N507-90 | C0308 | PARKER HANNIFIN GMBH O-RING DIVISION | | 2-221N507-90 | 02697 | PARKER-HANNIFIN CORP | | 221-739-90 | 25184 | PARKER HANNIFIN CORPORATION DIV O-RING DIVISION | | 221-7399 | 25184 | PARKER HANNIFIN CORPORATION DIV O-RING DIVISION |
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Techincal Specification:
| ELONGATION PERCENTAGE | 115 MAXIMUM | | CENTER HOLE DIAMETER | 35.94 MILLIMETERS MINIMUM AND 36.24 MILLIMETERS MAXIMUM | | CROSS SECTION OUTSIDE DIAMETER | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 3.43 MILLIMETERS MINIMUM AND 3.63 MILLIMETERS MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | HARDNESS RATING | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL | | PERIPHERAL DIAMETER | 1.679 INCHES MINIMUM AND 1.719 INCHES MAXIMUM | | TEMP RATING | -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT |
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