NSN 4820-01-097-0343 8454687541, 845-4687541, 845-4687541 ASS
Product Details | CHECK VALVE
4820-01-097-0343 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: 8454687541, 845-4687541, 845-4687541 ASS, 845-4687541 ASSEMBLY F, 845-4687541 ASSY F, 8454687541ASS, 8454687541ASSEMBLYF, 8454687541ASSYF, 2642-253-01, 4820-01-097-0343, 01-097-0343, 4820010970343, 264225301, 010970343
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 03 JUL 1980 | 01-097-0343 | 05487 ( VALVE, CHECK ) |
Demand History | NSN 4820-01-097-0343
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-097-0343 | 2026-04-105 | 6 | US |
| 4820-01-097-0343 | 2026-04-103 | 6 | DIBBS |
| 4820-01-097-0343 | 2025-11-316 | 6 | DIBBS |
| 4820-01-097-0343 | 2025-09-261 | 5 | DIBBS |
| 4820-01-097-0343 | 2025-08-219 | 5 | DIBBS |
| 4820-01-097-0343 | 2024-08-214 | 5 | DIBBS |
| 4820-01-097-0343 | 2024-06-156 | 4 | DIBBS |
| 4820-01-097-0343 | 2022-08-220 | 4 | DIBBS |
| 4820-01-097-0343 | 2022-07-209 | 4 | DIBBS |
| 4820-01-097-0343 | 2022-06-157 | 2 | DIBBS |
| 4820-01-097-0343 | 2022-05-146 | 2 | DIBBS |
| 4820-01-097-0343 | 2021-08-228 | 5 | DIBBS |
| 4820-01-097-0343 | 2021-08-216 | 5 | DIBBS |
| 4820-01-097-0343 | 2021-03-88 | 5 | DIBBS |
| 845-4687541 ASSY F | 2021-02-46 | 2 | DIBBS |
| 845-4687541 ASSY F | 2020-11-314 | 3 | DIBBS |
| 845-4687541 ASSY F | 2020-10-303 | 3 | DIBBS |
| 845-4687541 ASSY F | 2020-09-272 | 2 | DIBBS |
| 845-4687541 ASSY F | 2020-09-261 | 2 | DIBBS |
| 845-4687541 ASSY F | 2020-04-121 | 5 | DIBBS |
| 845-4687541 ASSY F | 2019-08-217 | 3 | DIBBS |
| 4820-01-097-0343 | 2016-04-110 | 1 | DIBBS-RFPs |
| 4820-01-097-0343 | 2012-04-117 | 9 | DIBBS |
| 4820-01-097-0343 | 2012-04-107 | 9 | DIBBS |
| 4820-01-097-0343 | 2012-04-107 | 5 | DIBBS |
| 4820-01-097-0343 | 2011-06-153 | 3 | DIBBS |
| 4820-01-097-0343 | 2011-02-36 | 7 | DIBBS |
| 4820-01-097-0343 | 2010-12-347 | 5 | DIBBS |
| 4820-01-097-0343 | 2010-10-301 | 3 | DIBBS |
Cross Reference | NSN 4820-01-097-0343
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2642-253-01 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-4687541 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 845-4687541 ASS | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 845-4687541 ASSEMBLY F | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 845-4687541 ASSY F | 71905 | DERBYSHIRE MACHINE & TOOL CO |
| 845-4687541 ASSY F | 9Y957 | FLUIDYNE CORP |
| 845-4687541 ASSY F | D8196 | DOERRIES SCHARMANN TECHNOLOGIE GMBH |
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Technical Data | NSN 4820-01-097-0343
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 706 BODY |
| STYLE DESIGNATOR | E1 STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MAXIMUM OPERATING PRESSURE | 700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 4.390 INCHES ALL ENDS |
| NOMINAL THICKNESS | 1.132 INCHES ALL ENDS |
| FLANGE FACE DESIGN | PLAIN ALL ENDS |
| MOUNTING POSITION | HORIZONTAL |
Restrictions/Controls & Freight Information | NSN 4820-01-097-0343
| 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 | NICKEL OR NICKEL COPPER |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 576 | 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 4820-01-097-0343
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 3B | Navy-owned stocks of field level repairable 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 |
| Reparability | D | Field Level Reparables |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



