Product Details | SAFETY RELIEF VALVE

4820-00-808-6681 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: HE28400170001, HE284-0017-0001, P132624, P13-262-4, 4820-00-808-6681, 00-808-6681, 4820008086681, 008086681

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 MAY 1968 00-808-6681

Drawings & Photos | NSN 4820-00-808-6681


Cross Reference | NSN 4820-00-808-6681

Part Number Cage Code Manufacturer
HE284-0017-0001 89372 ROCKWELL INTERNATIONAL CORP NORTH AMERICAN AIRCRAFT OPNS
P13-262-4 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-00-808-6681

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY BODY ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE RUBBER SYNTHETIC PACKING ALUMINUM ALLOY OR ALUMINUM SEAT
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR C5 STRAIGHT THRU W/BAFFLE
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED FUEL/OIL, HYDROCARBON 1ST RESPONSE OIL 2ND RESPONSE
MAXIMUM OPERATING TEMP 212.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE G42 FLARED 1ST END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.375 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.562 INCHES 1ST END
THREAD QUANTITY PER INCH 18 1ST END
THREAD CLASS 3A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
BONNET TYPE PACKING RETAINING
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 4.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 1 GASKET
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURES VALVE ANODIZED MEDIUM GRAY

Restrictions/Controls & Freight Information | NSN 4820-00-808-6681

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:UPrecious 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 594 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 4820-00-808-6681

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.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each