NSN 4820-00-968-5981 C5631, C56-31, 00-968-5981
Product Details | CHECK VALVE
4820-00-968-5981 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Part Alternates: C5631, C56-31, 4820-00-968-5981, 00-968-5981, 4820009685981, 009685981
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-968-5981 | 05487 ( VALVE, CHECK ) |
Drawings & Photos | NSN 4820-00-968-5981
Cross Reference | NSN 4820-00-968-5981
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| C56-31 | 86184 | GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO |
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Technical Data | NSN 4820-00-968-5981
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| STYLE DESIGNATOR | E1 STRAIGHT THRU |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | B9 PLAIN ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| NOMINAL THREAD SIZE | 0.375 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| MOUNTING POSITION | HORIZONTAL |
| DISK LOADING METHOD | SPRING |
| SPECIAL FEATURES | BOTTOM PORT INCL PLUG |
| SUPPLEMENTARY FEATURES | FLOW CONTROL DEVICE: NEEDLE |
Restrictions/Controls & Freight Information | NSN 4820-00-968-5981
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| 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 | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| 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 |