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National Stock Number:
5330-99-784-7872
Federal Supply Class:
5330
National Item Identification Number:
997847872
Description:
SEAL,NONMETALLIC ROUND SECTION
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:
| 703782 | K8997 | RACAL RADIO LTD | | BD703782 | K8997 | RACAL RADIO LTD | | BD82275 | K0162 | THALES UK LIMITED SECURE COMMUNICATIONS AND INFORMATION SYSTEMS | | D82275 | K0162 | THALES UK LIMITED SECURE COMMUNICATIONS AND INFORMATION SYSTEMS | | BD82275 | K0215 | RACAL COMMUNICATIONS SYSTEMS LTD | | D703782 | K8997 | RACAL RADIO LTD | | D82275 | K0215 | RACAL COMMUNICATIONS SYSTEMS LTD |
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Techincal Specification:
| APERTURE LENGTH | 218.25 MILLIMETERS MINIMUM AND 218.75 MILLIMETERS MAXIMUM | | APERTURE WIDTH | 63.25 MILLIMETERS MINIMUM AND 63.75 MILLIMETERS MAXIMUM | | CONSTRUCTION | SOLID | | CROSS SECTION OUTSIDE DIAMETER | 2.90 MILLIMETERS MINIMUM AND 3.10 MILLIMETERS MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | CIRCULAR | | HARDNESS RATING | 40.0 SHORE DUROMETER A NOMINAL | | INSIDE CORNER BEVEL LENGTH | 12.75 MILLIMETERS MINIMUM AND 13.25 MILLIMETERS MAXIMUM | | MATERIAL | SILICONE | | OUTSIDE CORNER BEVEL LENGTH | 16.00 MILLIMETERS NOMINAL | | STYLE DESIGNATOR | NON-CIRCULAR |
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