Product Details | SAFETY RELIEF VALVE

4820-01-460-8443 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: 011656, 4820-01-460-8443, 01-460-8443, 4820014608443, 014608443

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 NOV 1998 01-460-8443

Demand History | NSN 4820-01-460-8443

Part Number Request Date QTY Origin
011656 2025-02-51 130 DIBBS
011656 2023-11-320 150 DIBBS
011656 2022-03-79 314 DIBBS
011656 2021-06-165 200 DIBBS
011656 2021-05-136 321 DIBBS
011656 2020-05-124 271 DIBBS
011656 2020-03-86 118 DIBBS
011656 2019-11-317 82 DIBBS
011656 2019-06-169 59 DIBBS
4820-01-460-8443 2018-11-312 67 DIBBS
4820-01-460-8443 2018-03-88 82 DIBBS
4820-01-460-8443 2017-10-292 75 DIBBS
4820-01-460-8443 2017-08-226 1 US
4820-01-460-8443 2017-04-110 81 DIBBS
4820-01-460-8443 2017-04-100 81 DIBBS
4820-01-460-8443 2017-03-78 63 DIBBS
4820-01-460-8443 2016-08-228 72 DIBBS
4820-01-460-8443 2015-07-211 94 DIBBS
4820-01-460-8443 2015-07-200 94 DIBBS
4820-01-460-8443 2015-07-194 1 DIBBS-RFPs
4820-01-460-8443 2013-07-190 60 DIBBS
4820-01-460-8443 2013-06-175 60 DIBBS
4820-01-460-8443 2013-03-84 125 DIBBS
4820-01-460-8443 2012-11-334 120 DIBBS
4820-01-460-8443 2012-10-290 7 DIBBS
4820-01-460-8443 2012-09-260 84 DIBBS
4820-01-460-8443 2012-08-240 49 DIBBS
4820-01-460-8443 2012-08-226 31 DIBBS
4820-01-460-8443 2012-06-174 20 DIBBS
4820-01-460-8443 2011-10-278 8 DIBBS
4820-01-460-8443 2011-09-271 8 DIBBS
4820-01-460-8443 2011-08-235 21 DIBBS
4820-01-460-8443 2011-07-202 29 DIBBS
4820-01-460-8443 2010-09-257 35 DIBBS
4820-01-460-8443 2010-02-36 42 DIBBS
4820-01-460-8443 2009-09-244 37 DIBBS
4820-01-460-8443 2009-01-29 44 DIBBS
4820-01-460-8443 2008-11-316 13 DIBBS

Cross Reference | NSN 4820-01-460-8443

Part Number Cage Code Manufacturer
011656 57328 BAUER COMPRESSORS, INC.

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Technical Data | NSN 4820-01-460-8443

Characteristic Specifications
SPECIAL FEATURES NEXT HIGHER ASSY BREATHING AIR
III END ITEM IDENTIFICATION W/S TICONDEROGA CLASS CG

Restrictions/Controls & Freight Information | NSN 4820-01-460-8443

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
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-460-8443

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code6Critical Repair Part to a Non-Combat Essential End Item. Those parts or components whose failure in a noncombat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Physical Category Code1Bin
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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
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