Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-941-1035 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: 540391, 4820-00-941-1035, 00-941-1035, 4820009411035, 009411035

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 27 NOV 1965 00-941-1035

Drawings & Photos | NSN 4820-00-941-1035


Cross Reference | NSN 4820-00-941-1035

Part Number Cage Code Manufacturer
540391 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4820-00-941-1035

Characteristic Specifications
BODY STYLE A1 STRAIGHT THRU
BODY MATERIAL ALUMINUM ALLOY
FLOW CONTROL DEVICE PISTON, WEIGHTED TYPE
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE UNTHREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR K1 PLAIN
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE UNTHREADED EXTERNAL TUBE
SECOND END STYLE DESIGNATOR K4 BEADED
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED AIR
TEMP RATING NOT RATED
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 540391

Restrictions/Controls & Freight Information | NSN 4820-00-941-1035

Category Code Description
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:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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 P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code SX Oklahoma City Air Logistics Center
Tinker AFB, OK 73145-3043
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 4820-00-941-1035

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDPQTURBO PROPENGINESTF30 P412/P412A
Issue Repair, or RequisitionC0Critical item. Do not issue. Refer all requests to cognizant manager.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyN32Naval Inventory Control Point
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeIAIRCRAFT ENGINE EQUIPMENT AND PARTS
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each