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National Stock Number:
4820-00-421-3858
Federal Supply Class:
4820
National Item Identification Number:
004213858
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:
| 31904 | 86184 | GRISWOLD INDUSTRIES | | 31904G | 86184 | GRISWOLD INDUSTRIES |
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Techincal Specification:
| BOLT HOLE QUANTITY | 8 | | BOLT CIRCLE DIAMETER | 2.688 INCHES NOMINAL | | CENTER HOLE DIAMETER | 0.250 INCHES NOMINAL | | HOLE DIAMETER | 0.175 INCHES NOMINAL | | MATERIAL THICKNESS | 0.075 INCHES NOMINAL | | MATERIAL | RUBBER SYNTHETIC | | OUTSIDE DIAMETER | 3.125 INCHES NOMINAL | | STYLE DESIGNATOR | FLAT |
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