NSN 4820-01-087-1228 FF4374, 21021620101, 21021620-101
Product Details | STOP DIAPHRAGM VALVE
4820-01-087-1228 A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see VALVE, Y.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: FF4374, 21021620101, 21021620-101, 4820-01-087-1228, 01-087-1228, 4820010871228, 010871228
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 12 DEC 1979 | 01-087-1228 | 13619 ( VALVE, DIAPHRAGM, STOP ) |
Drawings & Photos | NSN 4820-01-087-1228
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Technical Data | NSN 4820-01-087-1228
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYLE DESIGNATOR | A1 STRAIGHT THRU |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END |
| CONNECTION STYLE | G9 PLAIN 1ST END |
| THREAD SERIES DESIGNATOR | NPT 1ST END |
| NOMINAL THREAD SIZE | 0.250 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
Restrictions/Controls & Freight Information | NSN 4820-01-087-1228
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||