Product Details | SAFETY RELIEF VALVE

4820-01-538-6178 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: BLD9397/02, BLD939702, 029-002088, 029-002088-0002, 4820-01-538-6178, 01-538-6178, 0290020880002, 4820015386178, 015386178, 029002088

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 MAR 2006 01-538-6178

Demand History | NSN 4820-01-538-6178

Part Number Request Date QTY Origin
4820-01-538-6178 2025-06-169 200 United States
4820-01-538-6178 2024-08-236 288 United States
BLD939702 2024-05-151 1 US
4820-01-538-6178 2024-04-113 6 United States
4820-01-538-6178 2024-04-96 288 United States
4820-01-538-6178 2023-05-129 288 United States
4820-01-538-6178 2023-01-30 288 United States
4820-01-538-6178 2020-10-283 1 DIBBS-RFPs
BLD939702 2019-02-53 100 US
4820-01-538-6178 2018-08-235 482 DIBBS
4820-01-538-6178 2018-07-207 412 DIBBS
4820-01-538-6178 2018-03-84 392 DIBBS
4820-01-538-6178 2018-03-81 1 DIBBS-RFPs
4820-01-538-6178 2017-11-306 393 DIBBS
4820-01-538-6178 2017-07-193 439 DIBBS
4820-01-538-6178 2017-06-177 343 DIBBS
4820-01-538-6178 2017-02-38 469 DIBBS
4820-01-538-6178 2016-09-273 466 DIBBS
4820-01-538-6178 2016-07-213 377 DIBBS
4820-01-538-6178 2016-06-161 265 DIBBS
4820-01-538-6178 2016-04-119 305 DIBBS
4820-01-538-6178 2016-03-82 204 DIBBS
4820-01-538-6178 2016-02-42 70 US
4820-01-538-6178 2016-02-35 226 DIBBS
4820-01-538-6178 2015-12-340 206 DIBBS
4820-01-538-6178 2015-07-186 377 DIBBS
4820-01-538-6178 2015-05-132 147 DIBBS
4820-01-538-6178 2015-01-20 198 DIBBS
4820-01-538-6178 2014-12-343 117 DIBBS
4820-01-538-6178 2014-11-313 122 DIBBS
4820-01-538-6178 2014-10-294 96 DIBBS
4820-01-538-6178 2014-07-187 108 DIBBS
4820-01-538-6178 2014-02-55 1 DIBBS-RFPs
4820-01-538-6178 2013-12-353 78 DIBBS
4820-01-538-6178 2013-10-275 75 DIBBS
4820-01-538-6178 2013-08-240 80 DIBBS
4820-01-538-6178 2013-06-162 52 DIBBS
4820-01-538-6178 2013-04-114 72 DIBBS
4820-01-538-6178 2013-04-91 61 DIBBS
4820-01-538-6178 2013-02-58 67 DIBBS
4820-01-538-6178 2013-02-32 43 DIBBS
4820-01-538-6178 2013-01-03 43 DIBBS
4820-01-538-6178 2012-12-356 45 DIBBS
4820-01-538-6178 2012-11-307 127 DIBBS
4820-01-538-6178 2012-09-262 47 DIBBS
4820-01-538-6178 2012-07-199 46 DIBBS
4820-01-538-6178 2012-04-101 47 DIBBS
4820-01-538-6178 2011-11-308 19 DIBBS
4820-01-538-6178 2011-10-285 20 DIBBS
4820-01-538-6178 2011-09-271 74 DIBBS
4820-01-538-6178 2011-05-125 15 DIBBS
4820-01-538-6178 2011-05-124 20 DIBBS
4820-01-538-6178 2011-04-101 41 DIBBS
4820-01-538-6178 2011-03-73 41 DIBBS
4820-01-538-6178 2011-02-38 15 DIBBS
4820-01-538-6178 2011-02-35 8 DIBBS
4820-01-538-6178 2011-01-10 5 DIBBS
4820-01-538-6178 2010-12-342 12 DIBBS
4820-01-538-6178 2010-11-321 1 DIBBS
4820-01-538-6178 2010-11-319 1 DIBBS
4820-01-538-6178 2010-11-316 4 DIBBS
4820-01-538-6178 2010-10-302 26 DIBBS
4820-01-538-6178 2010-08-242 9 DIBBS
4820-01-538-6178 2010-03-82 12 DIBBS
4820-01-538-6178 2010-01-19 12 DIBBS
4820-01-538-6178 2009-09-253 4 DIBBS
4820-01-538-6178 2009-07-212 10 DIBBS
4820-01-538-6178 2009-01-11 3 DIBBS
4820-01-538-6178 2008-11-334 1 DIBBS

Cross Reference | NSN 4820-01-538-6178

Part Number Cage Code Manufacturer
029-002088 26916 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MULTIPLE
029-002088-0002 26916 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MULTIPLE
BLD9397/02 K3649 BROWNELL LTD

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Restrictions/Controls & Freight Information | NSN 4820-01-538-6178

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
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 4820-01-538-6178

Category Code Description
Budget Code9 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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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