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National Stock Number:
5330-00-298-6201
Federal Supply Class:
5330
National Item Identification Number:
002986201
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:
| 99-1455 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC | | 99-1455 | 56705 | DONALLCO INC | | AN6227-14 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| CENTER HOLE DIAMETER | 0.732 INCHES MINIMUM AND 0.742 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL | | HARDNESS RATING | 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | +53 FSCM 77873 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL | | TEMP RATING | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT |
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