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National Stock Number:
5330-00-479-9777
Federal Supply Class:
5330
National Item Identification Number:
004799777
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:
| 2-469-34 | 3H889 | PARKER-HANNIFIN CORPORATION | | 2-469-34 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE AND | | GLASS AND | | DISULFIDE MOLYBDENUM OVERALL | | CROSS-SECTIONAL SHAPE STYLE | CUP | | CROSS-SECTIONAL THICKNESS | 0.025 INCHES MINIMUM AND | | 0.030 INCHES MAXIMUM | | CROSS-SECTIONAL HEIGHT | 0.188 INCHES MINIMUM AND | | 0.198 INCHES MAXIMUM | | CENTER HOLE DIAMETER | 1.555 INCHES MINIMUM AND | | 1.565 INCHES MAXIMUM | | PERIPHERAL DIAMETER | 1.725 INCHES NOMINAL | | JOINT TYPE | SCARF-PERIPHERAL PACKING | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 3H889 | | DESIGN CONTROL REFERENCE | 2-469-34 |
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