NSN 4820-00-406-3859 2S2126, 9683901, 968390-1
Product Details | CHECK VALVE
4820-00-406-3859 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: 2S2126, 9683901, 968390-1, 4820-00-406-3859, 00-406-3859, 4820004063859, 004063859
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 24 APR 1970 | 00-406-3859 | 05487 ( VALVE, CHECK ) |
Demand History | NSN 4820-00-406-3859
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2S2126 | 2025-11-308 | 5 | DIBBS |
| 968390-1 | 2025-11-308 | 5 | DIBBS |
| 2S2126 | 2025-10-295 | 5 | DIBBS |
| 968390-1 | 2025-10-295 | 5 | DIBBS |
| 2S2126 | 2024-09-260 | 10 | DIBBS |
| 968390-1 | 2024-09-260 | 10 | DIBBS |
| 2S2126 | 2022-03-79 | 1 | DIBBS |
| 968390-1 | 2022-03-79 | 1 | DIBBS |
| 2S2126 | 2021-08-236 | 5 | DIBBS |
| 968390-1 | 2021-08-236 | 5 | DIBBS |
| 2S2126 | 2021-04-119 | 6 | DIBBS |
| 968390-1 | 2021-04-119 | 6 | DIBBS |
| 4820-00-406-3859 | 2018-06-163 | 2 | DIBBS |
| 4820-00-406-3859 | 2018-04-113 | 80 | US |
| 4820-00-406-3859 | 2017-10-278 | 4 | DIBBS |
| 4820-00-406-3859 | 2017-05-143 | 4 | DIBBS |
| 4820-00-406-3859 | 2017-05-127 | 4 | DIBBS |
| 9683901 | 2011-05-138 | 14 | us |
| 4820-00-406-3859 | 2011-05-135 | 1 | DIBBS |
| 4820-00-406-3859 | 2011-05-132 | 15 | us |
| 4820-00-406-3859 | 2009-05-146 | 4 | South Korea |
| 9683901 | 2009-05-143 | 4 | South Korea |
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Related Products | NSN 4820-00-406-3859
Technical Data | NSN 4820-00-406-3859
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | A6 STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 400.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CONNECTION STYLE | B42 FLARED 1ST END |
| SEAT ANGLE | 37.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | UNF 1ST END |
| NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |
| THREAD QUANTITY PER INCH | 20 1ST END |
| THREAD CLASS | 3A 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| DISK LOADING METHOD | SPRING |
Restrictions/Controls & Freight Information | NSN 4820-00-406-3859
| 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 | S | 60 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | SE | San Antonio Air Logistics Center Kelly AFB, TX 78241-5000 |
| 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 | Z | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 4820-00-406-3859
| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Price Validation | V | The current standard price has been validated.
|
| Materiel Management Aggregation Code | YP | SU:GAS TURBINES AND JET ENGINES NON-AIRCRAFT |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| 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 |
| 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 |



