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National Stock Number:
4820-01-431-6684
Federal Supply Class:
4820
National Item Identification Number:
014316684
Description:
DIAPHRAGM,VALVE,FLAT
Detail:
An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.
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Manufacturer Information:
| 6983468 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6983468 PIECE 28 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6983468-PC028 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BOLT CIRCLE DIAMETER | 20.250 INCHES NOMINAL | | BOLT HOLE QUANTITY | 16 | | CENTER HOLE DIAMETER | 1.160 INCHES NOMINAL | | HOLE DIAMETER | 0.840 INCHES NOMINAL | | MATERIAL THICKNESS | 0.140 INCHES NOMINAL | | MATERIAL | PLASTIC POLYAMIDE NYLON AND RUBBER SYNTHETIC | | MEDIA FOR WHICH DESIGNED | WATER, SALT | | OUTSIDE DIAMETER | 22.060 INCHES NOMINAL | | SPECIAL FEATURES | ADDITIONAL MATERIAL: FIBER | | PRESSURE RATING | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM | | STYLE DESIGNATOR | FLAT | | TEMP RATING | 165.0 FAHRENHEIT MAXIMUM |
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