NSN 4820-00-189-4937 8034384536, 803-4384536, 803438453634A22
Product Details | STOP-CHECK VALVE
4820-00-189-4937 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: 8034384536, 803-4384536, 803438453634A22, 803-4384536-34A22, 803438453634AXAF, 803-4384536-34AXAF, 8101385722, 810-1385722, 8104384536, 810-4384536, 810438453634A22, 810-4384536-34A22, 4820-00-189-4937, 00-189-4937, 4820001894937, 001894937
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 03 MAR 1971 | 00-189-4937 | 05486 ( VALVE, STOP-CHECK ) |
Drawings & Photos | NSN 4820-00-189-4937
Demand History | NSN 4820-00-189-4937
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 8034384536 | 2024-09-265 | 5 | KR |
| 8101385722 | 2020-04-118 | 6 | US |
Cross Reference | NSN 4820-00-189-4937
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-4384536 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-4384536-34A22 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 803-4384536-34AXAF | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 810-1385722 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 810-1385722 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 810-4384536 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 810-4384536-34A22 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 810-4384536-34A22 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Technical Data | NSN 4820-00-189-4937
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 922 BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT NICKEL ALLOY STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY ASTM B164-61,CLASS A ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM B164-61,CLASS A ASSN STD SINGLE MATERIAL RESPONSE SEAT ASTM B164-61,CLASS A ASSN STD SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | E7 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE WATER-OIL-GAS 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | B30B SOCKET W/BRAZING RING ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS |
| MOUNTING POSITION | HORIZONTAL |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | THREADED |
| FEATURES PROVIDED | BONNET PACKING |
| SPECIAL FEATURES | VALVE SIZE 0.500 IN. |
Restrictions/Controls & Freight Information | NSN 4820-00-189-4937
| 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 | 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 | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 4820-00-189-4937
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 | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |