NSN 4820-01-022-8593 D45MS-01 3/4, D45MS-01-3/4-3/4 , D45MS0134
Product Details | SAFETY RELIEF VALVE
4820-01-022-8593 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: D45MS-01 3/4, D45MS-01-3/4-3/4 , D45MS0134, D45MS013434, W112181, 81734IN2000T3, 817-3-4IN2000T3, 81734IN2000T3000PSI, 817-3-4IN2000T3000PSI, 20249, 20249-4-817-2500, 20249487, 20249-4-87, 20249-4-817, 4820-01-022-8593, 01-022-8593, 4820010228593, 2024948172500, 010228593, 202494817
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 07 JUN 1976 | 01-022-8593 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-022-8593
Demand History | NSN 4820-01-022-8593
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 20249 | 2026-01-08 | 15 | DIBBS |
| 20249-4-817-2500 | 2026-01-08 | 15 | DIBBS |
| 20249-4-87 | 2026-01-08 | 15 | DIBBS |
| 817-3-4IN2000T3000PSI | 2026-01-08 | 15 | DIBBS |
| D45MS-01-3/4-3/4 | 2026-01-08 | 15 | DIBBS |
| W112181 | 2026-01-08 | 15 | DIBBS |
| 20249 | 2025-11-310 | 10 | DIBBS |
| 20249-4-817-2500 | 2025-11-310 | 10 | DIBBS |
| 20249-4-87 | 2025-11-310 | 10 | DIBBS |
| 817-3-4IN2000T3000PSI | 2025-11-310 | 10 | DIBBS |
| D45MS-01-3/4-3/4 | 2025-11-310 | 10 | DIBBS |
| W112181 | 2025-11-310 | 10 | DIBBS |
| 20249 | 2025-06-156 | 12 | DIBBS |
| 20249-4-817-2500 | 2025-06-156 | 12 | DIBBS |
| 20249-4-87 | 2025-06-156 | 12 | DIBBS |
| 817-3-4IN2000T3000PSI | 2025-06-156 | 12 | DIBBS |
| D45MS-01-3/4-3/4 | 2025-06-156 | 12 | DIBBS |
| W112181 | 2025-06-156 | 12 | DIBBS |
| 20249 | 2025-04-114 | 3 | DIBBS |
| 20249-4-817-2500 | 2025-04-114 | 3 | DIBBS |
| 20249-4-87 | 2025-04-114 | 3 | DIBBS |
| 817-3-4IN2000T3000PSI | 2025-04-114 | 3 | DIBBS |
| D45MS-01-3/4-3/4 | 2025-04-114 | 3 | DIBBS |
| W112181 | 2025-04-114 | 3 | DIBBS |
| 20249 | 2024-07-204 | 21 | DIBBS |
| 20249-4-817-2500 | 2024-07-204 | 21 | DIBBS |
| 20249-4-87 | 2024-07-204 | 21 | DIBBS |
| 817-3-4IN2000T3000PSI | 2024-07-204 | 21 | DIBBS |
| D45MS-01-3/4-3/4 | 2024-07-204 | 21 | DIBBS |
| W112181 | 2024-07-204 | 21 | DIBBS |
| 20249 | 2024-07-193 | 21 | DIBBS |
| 20249-4-817-2500 | 2024-07-193 | 21 | DIBBS |
| 20249-4-87 | 2024-07-193 | 21 | DIBBS |
| 817-3-4IN2000T3000PSI | 2024-07-193 | 21 | DIBBS |
| D45MS-01-3/4-3/4 | 2024-07-193 | 21 | DIBBS |
| W112181 | 2024-07-193 | 21 | DIBBS |
| 20249 | 2024-07-184 | 24 | DIBBS |
| 20249-4-817-2500 | 2024-07-184 | 24 | DIBBS |
| 20249-4-87 | 2024-07-184 | 24 | DIBBS |
| 817-3-4IN2000T3000PSI | 2024-07-184 | 24 | DIBBS |
| D45MS-01-3/4-3/4 | 2024-07-184 | 24 | DIBBS |
| W112181 | 2024-07-184 | 24 | DIBBS |
| 20249 | 2024-04-113 | 24 | DIBBS |
| 20249-4-817-2500 | 2024-04-113 | 24 | DIBBS |
| 20249-4-87 | 2024-04-113 | 24 | DIBBS |
| 817-3-4IN2000T3000PSI | 2024-04-113 | 24 | DIBBS |
| D45MS-01-3/4-3/4 | 2024-04-113 | 24 | DIBBS |
| W112181 | 2024-04-113 | 24 | DIBBS |
| 20249 | 2024-01-21 | 24 | DIBBS |
| 20249-4-817-2500 | 2024-01-21 | 24 | DIBBS |
| 20249-4-87 | 2024-01-21 | 24 | DIBBS |
| 817-3-4IN2000T3000PSI | 2024-01-21 | 24 | DIBBS |
| D45MS-01-3/4-3/4 | 2024-01-21 | 24 | DIBBS |
| W112181 | 2024-01-21 | 24 | DIBBS |
| 20249 | 2023-08-213 | 8 | DIBBS |
| 20249-4-817-2500 | 2023-08-213 | 8 | DIBBS |
| 20249-4-87 | 2023-08-213 | 8 | DIBBS |
| 817-3-4IN2000T3000PSI | 2023-08-213 | 8 | DIBBS |
| D45MS-01-3/4-3/4 | 2023-08-213 | 8 | DIBBS |
| W112181 | 2023-08-213 | 8 | DIBBS |
| 20249 | 2023-02-43 | 16 | DIBBS |
| 20249-4-817-2500 | 2023-02-43 | 16 | DIBBS |
| 20249-4-87 | 2023-02-43 | 16 | DIBBS |
| 817-3-4IN2000T3000PSI | 2023-02-43 | 16 | DIBBS |
| D45MS-01-3/4-3/4 | 2023-02-43 | 16 | DIBBS |
| W112181 | 2023-02-43 | 16 | DIBBS |
| 20249 | 2022-12-349 | 6 | DIBBS |
| 20249-4-817-2500 | 2022-12-349 | 6 | DIBBS |
| 20249-4-87 | 2022-12-349 | 6 | DIBBS |
| 817-3-4IN2000T3000PSI | 2022-12-349 | 6 | DIBBS |
| D45MS-01-3/4-3/4 | 2022-12-349 | 6 | DIBBS |
| W112181 | 2022-12-349 | 6 | DIBBS |
| 20249 | 2022-07-209 | 9 | DIBBS |
| 20249-4-817-2500 | 2022-07-209 | 9 | DIBBS |
| 20249-4-87 | 2022-07-209 | 9 | DIBBS |
| 817-3-4IN2000T3000PSI | 2022-07-209 | 9 | DIBBS |
| D45MS-01-3/4-3/4 | 2022-07-209 | 9 | DIBBS |
| W112181 | 2022-07-209 | 9 | DIBBS |
| 20249 | 2022-04-97 | 7 | DIBBS |
| 20249-4-817-2500 | 2022-04-97 | 7 | DIBBS |
| 20249-4-87 | 2022-04-97 | 7 | DIBBS |
| 817-3-4IN2000T3000PSI | 2022-04-97 | 7 | DIBBS |
| D45MS-01-3/4-3/4 | 2022-04-97 | 7 | DIBBS |
| W112181 | 2022-04-97 | 7 | DIBBS |
| 20249 | 2022-01-20 | 5 | DIBBS |
| 20249-4-817-2500 | 2022-01-20 | 5 | DIBBS |
| 20249-4-87 | 2022-01-20 | 5 | DIBBS |
| 817-3-4IN2000T3000PSI | 2022-01-20 | 5 | DIBBS |
| D45MS-01-3/4-3/4 | 2022-01-20 | 5 | DIBBS |
| W112181 | 2022-01-20 | 5 | DIBBS |
| 20249 | 2021-08-242 | 4 | DIBBS |
| 20249-4-817-2500 | 2021-08-242 | 4 | DIBBS |
| 20249-4-87 | 2021-08-242 | 4 | DIBBS |
| 817-3-4IN2000T3000PSI | 2021-08-242 | 4 | DIBBS |
| D45MS-01-3/4-3/4 | 2021-08-242 | 4 | DIBBS |
| W112181 | 2021-08-242 | 4 | DIBBS |
| 20249 | 2021-08-231 | 4 | DIBBS |
| 20249-4-817-2500 | 2021-08-231 | 4 | DIBBS |
| 20249-4-87 | 2021-08-231 | 4 | DIBBS |
| 817-3-4IN2000T3000PSI | 2021-08-231 | 4 | DIBBS |
| D45MS-01-3/4-3/4 | 2021-08-231 | 4 | DIBBS |
| W112181 | 2021-08-231 | 4 | DIBBS |
| 20249 | 2021-04-105 | 3 | DIBBS |
| 20249-4-817-2500 | 2021-04-105 | 3 | DIBBS |
| 20249-4-87 | 2021-04-105 | 3 | DIBBS |
| 817-3-4IN2000T3000PSI | 2021-04-105 | 3 | DIBBS |
| D45MS-01-3/4-3/4 | 2021-04-105 | 3 | DIBBS |
| W112181 | 2021-04-105 | 3 | DIBBS |
| 20249 | 2021-01-03 | 3 | DIBBS |
| 20249-4-817-2500 | 2021-01-03 | 3 | DIBBS |
| 20249-4-87 | 2021-01-03 | 3 | DIBBS |
| 817-3-4IN2000T3000PSI | 2021-01-03 | 3 | DIBBS |
| D45MS-01-3/4-3/4 | 2021-01-03 | 3 | DIBBS |
| W112181 | 2021-01-03 | 3 | DIBBS |
| 20249 | 2020-02-58 | 11 | DIBBS |
| 20249-4-817-2500 | 2020-02-58 | 11 | DIBBS |
| 20249-4-87 | 2020-02-58 | 11 | DIBBS |
| 817-3-4IN2000T3000PSI | 2020-02-58 | 11 | DIBBS |
| D45MS-01-3/4-3/4 | 2020-02-58 | 11 | DIBBS |
| W112181 | 2020-02-58 | 11 | DIBBS |
| 20249 | 2019-12-360 | 2 | DIBBS |
| 20249-4-817-2500 | 2019-12-360 | 2 | DIBBS |
| 20249-4-87 | 2019-12-360 | 2 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-12-360 | 2 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-12-360 | 2 | DIBBS |
| W112181 | 2019-12-360 | 2 | DIBBS |
| 20249 | 2019-12-349 | 2 | DIBBS |
| 20249-4-817-2500 | 2019-12-349 | 2 | DIBBS |
| 20249-4-87 | 2019-12-349 | 2 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-12-349 | 2 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-12-349 | 2 | DIBBS |
| W112181 | 2019-12-349 | 2 | DIBBS |
| 20249 | 2019-12-346 | 5 | DIBBS |
| 20249-4-817-2500 | 2019-12-346 | 5 | DIBBS |
| 20249-4-87 | 2019-12-346 | 5 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-12-346 | 5 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-12-346 | 5 | DIBBS |
| W112181 | 2019-12-346 | 5 | DIBBS |
| 20249 | 2019-12-335 | 5 | DIBBS |
| 20249-4-817-2500 | 2019-12-335 | 5 | DIBBS |
| 20249-4-87 | 2019-12-335 | 5 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-12-335 | 5 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-12-335 | 5 | DIBBS |
| W112181 | 2019-12-335 | 5 | DIBBS |
| 20249 | 2019-11-329 | 7 | DIBBS |
| 20249-4-817-2500 | 2019-11-329 | 7 | DIBBS |
| 20249-4-87 | 2019-11-329 | 7 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-11-329 | 7 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-11-329 | 7 | DIBBS |
| W112181 | 2019-11-329 | 7 | DIBBS |
| 20249 | 2019-11-317 | 7 | DIBBS |
| 20249-4-817-2500 | 2019-11-317 | 7 | DIBBS |
| 20249-4-87 | 2019-11-317 | 7 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-11-317 | 7 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-11-317 | 7 | DIBBS |
| W112181 | 2019-11-317 | 7 | DIBBS |
| 20249 | 2019-04-101 | 5 | DIBBS |
| 20249-4-817-2500 | 2019-04-101 | 5 | DIBBS |
| 20249-4-87 | 2019-04-101 | 5 | DIBBS |
| 817-3-4IN2000T3000PSI | 2019-04-101 | 5 | DIBBS |
| D45MS-01-3/4-3/4 | 2019-04-101 | 5 | DIBBS |
| W112181 | 2019-04-101 | 5 | DIBBS |
| 4820-01-022-8593 | 2019-01-01 | 4 | DIBBS |
| 4820-01-022-8593 | 2017-12-344 | 7 | DIBBS |
| 4820-01-022-8593 | 2017-03-61 | 12 | DIBBS |
| 4820-01-022-8593 | 2017-01-22 | 5 | DIBBS |
| 4820-01-022-8593 | 2015-12-364 | 10 | DIBBS |
| 4820-01-022-8593 | 2015-08-214 | 10 | DIBBS |
| 4820-01-022-8593 | 2015-05-125 | 7 | DIBBS |
| 4820-01-022-8593 | 2015-03-88 | 9 | DIBBS |
| 4820-01-022-8593 | 2014-04-113 | 6 | DIBBS |
| 4820-01-022-8593 | 2013-05-145 | 0 | DIBBS |
| 4820-01-022-8593 | 2013-05-133 | 7 | DIBBS |
| 4820-01-022-8593 | 2012-10-293 | 6 | DIBBS |
| 4820-01-022-8593 | 2012-09-249 | 7 | DIBBS |
| 4820-01-022-8593 | 2012-08-215 | 6 | DIBBS |
| 4820-01-022-8593 | 2012-07-188 | 3 | DIBBS |
| 4820-01-022-8593 | 2012-06-153 | 6 | DIBBS |
| 4820-01-022-8593 | 2012-03-75 | 8 | DIBBS |
| 4820-01-022-8593 | 2011-09-273 | 7 | DIBBS |
| 4820-01-022-8593 | 2009-05-146 | 7 | DIBBS |
| 4820-01-022-8593 | 2009-01-29 | 12 | DIBBS |
| 4820-01-022-8593 | 2008-11-317 | 10 | DIBBS |
| 4820-01-022-8593 | 2008-10-282 | 15 | DIBBS |
Cross Reference | NSN 4820-01-022-8593
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20249 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20249 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 20249-4-817 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20249-4-817-2500 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20249-4-817-2500 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 20249-4-87 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20249-4-87 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 817-3-4IN2000T3 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 817-3-4IN2000T3000PSI | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 817-3-4IN2000T3000PSI | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| D45MS-01 3/4 | 65079 | DANCO VALVE COMPANY |
| D45MS-01-3/4-3/4 | 5P967 | DANTE VALVE COMPANY INC |
| W112181 | 0AT62 | DRESSER-RAND COMPANY DBA RECIPROCATING PRODUCTS DIV |
| W112181 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS |
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Related Products | NSN 4820-01-022-8593
Technical Data | NSN 4820-01-022-8593
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL ALLOY 400 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B164-61,CLASS A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | G4 GASKET SEAL ALL ENDS |
| THREAD SERIES DESIGNATOR | UN ALL ENDS |
| NOMINAL THREAD SIZE | 1.062 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 12 ALL ENDS |
| THREAD CLASS | 2B ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 2000.0 TO 3000.0 POUNDS PER SQUARE INCH |
| III END ITEM IDENTIFICATION | FORRESTAL CLASS CV |
Restrictions/Controls & Freight Information | NSN 4820-01-022-8593
| 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 | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| 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 4820-01-022-8593
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 | 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 |