Product Details | SAFETY RELIEF VALVE

4820-01-265-3181 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: D2507, D-2507, 43185 , 4820-01-265-3181, 01-265-3181, 4820012653181, 012653181

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 11 OCT 1987 01-265-3181

Demand History | NSN 4820-01-265-3181

Part Number Request Date QTY Origin
1000-04135 2025-12-364 97 DIBBS
1000-04135 2025-10-282 96 DIBBS
43185 2025-04-117 64 DIBBS
D-2507 2025-04-117 64 DIBBS
43185 2025-02-51 69 DIBBS
D-2507 2025-02-51 69 DIBBS
4820-01-265-3181 2025-01-23 1 United States
43185 2024-05-123 97 DIBBS
D-2507 2024-05-123 97 DIBBS
4820-01-265-3181 2024-03-75 1 us
43185 2023-10-288 45 DIBBS
D-2507 2023-10-288 45 DIBBS
43185 2023-08-233 40 DIBBS
D-2507 2023-08-233 40 DIBBS
43185 2023-06-170 37 DIBBS
D-2507 2023-06-170 37 DIBBS
43185 2023-01-29 183 DIBBS
D-2507 2023-01-29 183 DIBBS
43185 2022-02-41 221 DIBBS
D-2507 2022-02-41 221 DIBBS
43185 2021-02-55 62 DIBBS
D-2507 2021-02-55 62 DIBBS
4820-01-265-3181 2019-10-290 1 United States
43185 2019-10-283 124 DIBBS
D-2507 2019-10-283 124 DIBBS
43185 2019-03-87 78 DIBBS
D-2507 2019-03-87 78 DIBBS
4820-01-265-3181 2018-09-263 95 DIBBS
4820-01-265-3181 2018-08-221 66 DIBBS
4820-01-265-3181 2017-07-183 87 DIBBS
4820-01-265-3181 2017-06-155 69 DIBBS
4820-01-265-3181 2016-08-221 150 DIBBS
4820-01-265-3181 2016-05-123 70 DIBBS
4820-01-265-3181 2015-07-202 67 DIBBS
4820-01-265-3181 2014-06-176 72 DIBBS
4820-01-265-3181 2013-10-303 73 DIBBS
4820-01-265-3181 2013-06-156 56 DIBBS
4820-01-265-3181 2012-08-237 34 DIBBS
4820-01-265-3181 2012-08-233 0 DIBBS
4820-01-265-3181 2012-05-125 55 DIBBS
4820-01-265-3181 2011-12-348 38 DIBBS
4820-01-265-3181 2011-11-308 19 DIBBS
4820-01-265-3181 2011-08-213 0 DIBBS

Cross Reference | NSN 4820-01-265-3181

Part Number Cage Code Manufacturer
43185 30793 INSINGER MACHINE COMPANY, THE
D-2507 30793 INSINGER MACHINE COMPANY, THE

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Restrictions/Controls & Freight Information | NSN 4820-01-265-3181

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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 736 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 4820-01-265-3181

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each