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National Stock Number:
5330-00-569-5957
Federal Supply Class:
5330
National Item Identification Number:
005695957
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:
| 8173940 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| CENTER HOLE DIAMETER | 3.062 INCHES MINIMUM AND 3.077 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.132 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | O-RING | | HARDNESS RATING | 70.0 SHORE DUROMETER A NOMINAL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ZZ-R-765,CL 2B,GR 70 /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER SILICONE CLASS Q OVERALL | | TEST DATA DOCUMENT | 18876-8173940 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
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