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National Stock Number:
5330-01-546-7479
Federal Supply Class:
5330
National Item Identification Number:
015467479
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:
| 7840-103 | 57574 | VELAN VALVE CORP. | | 7840-103 ITEM NO. 19 | 57574 | VELAN VALVE CORP. | | 9313-008 | 57574 | VELAN VALVE CORP. |
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Techincal Specification:
| ANGLE | 50.0 DEGREES NOMINAL | | CENTER HOLE DIAMETER | 2.753 INCHES MINIMUM AND 2.772 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | CUP | | CROSS-SECTIONAL HEIGHT | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 316 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | GASKET | | PERIPHERAL DIAMETER | 3.276 INCHES MINIMUM AND 3.281 INCHES MAXIMUM | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | SILVER PLATE .002 TO .003 INCH THICK |
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