NSN 4820-00-554-8576 A2450219, A2450-2-19, 500A
Product Details | STOP DIAPHRAGM VALVE
4820-00-554-8576 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: A2450219, A2450-2-19, 500A, 4820-00-554-8576, 00-554-8576, 4820005548576, 005548576
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-554-8576 | 13619 ( VALVE, DIAPHRAGM, STOP ) |
Drawings & Photos | NSN 4820-00-554-8576
Demand History | NSN 4820-00-554-8576
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 500A | 2019-03-84 | 6 | US |
| 500A | 2017-03-73 | 2 | United States |
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Technical Data | NSN 4820-00-554-8576
| Characteristic | Specifications |
|---|---|
| MATERIAL | RUBBER FLOW CONTROL DEVICE IRON CAST SEAT |
| SURFACE TREATMENT | CADMIUM |
| STYLE DESIGNATOR | A1 STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 180.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G9 PLAIN ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| NOMINAL THREAD SIZE | 1.000 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | BOLTED |
Restrictions/Controls & Freight Information | NSN 4820-00-554-8576
| 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 |
|---|---|---|
| NMF Description | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | E | Engineer supplies, other than those listed under code B. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |