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National Stock Number:
4820-00-025-7660
Federal Supply Class:
4820
National Item Identification Number:
000257660
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:
| 2155-189 | 41387 | SIEMENS INDUSTRY, INC. |
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Techincal Specification:
| BOLT CIRCLE DIAMETER | 2.812 INCHES NOMINAL | | BOLT HOLE QUANTITY | 12 | | CENTER HOLE DIAMETER | 0.250 INCHES NOMINAL | | HOLE DIAMETER | 0.297 INCHES NOMINAL | | OUTSIDE DIAMETER | 3.406 INCHES NOMINAL | | MATERIAL THICKNESS | 0.047 INCHES NOMINAL | | MATERIAL | RUBBER SYNTHETIC | | STYLE DESIGNATOR | FLAT | | SUPPLEMENTARY FEATURES | ADDITIONAL MATERIAL: FIBER |
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