Product Details | SAFETY RELIEF VALVE

4820-01-385-0125 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: DAA3222A703003, DAA3222A703-003, 4820-01-385-0125, 01-385-0125, 4820013850125, 013850125

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 30 DEC 1993 01-385-0125

Demand History | NSN 4820-01-385-0125

Part Number Request Date QTY Origin
DAA3222A703-003 2025-11-329 12 DIBBS
DAA3222A703-003 2025-08-225 2 DIBBS
DAA3222A703-003 2025-07-203 1 DIBBS
4820-01-385-0125 2021-09-256 6 DIBBS
4820-01-385-0125 2021-03-66 4 DIBBS
4820-01-385-0125 2021-01-21 4 DIBBS
4820-01-385-0125 2020-10-281 4 DIBBS
4820-01-385-0125 2020-03-83 2 DIBBS
4820-01-385-0125 2020-03-65 3 DIBBS
4820-01-385-0125 2020-02-36 2 DIBBS
4820-01-385-0125 2019-12-353 2 DIBBS
4820-01-385-0125 2013-09-251 27 DIBBS
4820-01-385-0125 2011-03-75 5 DIBBS

Cross Reference | NSN 4820-01-385-0125

Part Number Cage Code Manufacturer
DAA3222A703-003 81205 THE BOEING COMPANY DBA BOEING

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Technical Data | NSN 4820-01-385-0125

Characteristic Specifications
SPECIAL FEATURES CONSISTS OF THE FOLLOWING ITEMS, CAGE CODE 81205: 1 SPRING, P/N DAA3221D607-015; 1 LAP ASSY, P/N DAA3222A702-001; 3 SHIMS, RELIEF VALVE, P/N DAA3222D710-001; 3 SHIMS, RELIEF VALVE, P/N DAA3222D710-003; 1 CAP, RELIEF VALVE, P/N DAA3222D714-001; 1 SHEAR RING, P/NDAA3222D715-003; 1 SPRING SEAT, P/N DAA3222D717-001; 1 SPRING SEAT, P/N DAA3222D717-0003; 1 RETAINER, P/N DAA 3222D718-001; 1 FLOW CONTROL, P/N DAA 3222D720-001; MEDIA: FLUID, MIL-H-5606
III END ITEM IDENTIFICATION ACFT, TYPE B-2
MANUFACTURERS CODE 81205
DESIGN CONTROL REFERENCE DAA3222A703-003

Restrictions/Controls & Freight Information | NSN 4820-01-385-0125

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) 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 TK HQ AFMC/GLSC 401 SCM/GUMB
Wright-Patterson AFB, OH 45433-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 4820-01-385-0125

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.
Materiel Management Aggregation CodeLESU:LANDING GEAR SYSTEMS AND COMPONENTS
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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each