NSN 4820-01-256-3579 N10446SCM 4IN., N10446SCM4IN, 01-256-3579
Product Details | STOP-CHECK VALVE
4820-01-256-3579 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: N10446SCM 4IN., N10446SCM4IN, 4820-01-256-3579, 01-256-3579, 4820012563579, 012563579
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 04 JUN 1987 | 01-256-3579 | 05486 ( VALVE, STOP-CHECK ) |
Drawings & Photos | NSN 4820-01-256-3579
Cross Reference | NSN 4820-01-256-3579
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| N10446SCM 4IN. | 62650 | FLOTECH, INC. DBA TUBE SERVICES-DIVISION |
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Technical Data | NSN 4820-01-256-3579
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE |
| STYLE DESIGNATOR | A1A ANGLE FLANGED ENDS |
| VALVE SIZE | 4.000 INCHES |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 7.500 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 7.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE OIL 2ND RESPONSE STEAM 3RD RESPONSE WATER, FRESH 4TH RESPONSE WATER, SALT 5TH RESPONSE |
| MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 9.250 INCHES ALL ENDS |
| NOMINAL THICKNESS | 1.000 INCHES ALL ENDS |
| FLANGE FACE DESIGN | PLAIN ALL ENDS |
| MOUNTING POSITION | HORIZONTAL |
Restrictions/Controls & Freight Information | NSN 4820-01-256-3579
| 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: | A | Item does not contain precious metal |
| 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 | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| 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 |
Management | NSN 4820-01-256-3579
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | X | SEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |