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NSN 4820-01-428-1788 (4820014281788) Valve Safety Relief Parts Catalog

The part belongs to NSN 4820-01-428-1788 is an Valve Safety Relief produced by Metrex Valve Corp. This specific NSN is a numeric identifier assigned by the Defense Logistics Agency (DLA) to categorize all products distributed by the NATO federal supply chain. At ASAP AOG, a company owned and operated by ASAP Semiconductor, we possess parts that belong to the NSN 4820-01-428-1788 and these are readily available in our current inventory. Our on-hand inventory contains parts belonging to this particular NSN that you can easily access. So, if you need an Valve Safety Relief made by Metrex Valve Corp that carries the NSN 4820-01-428-1788, you can rely on us to provide you with the necessary parts from our available inventory.


At ASAP AOG, we are dedicated to providing competitive quotes for premium NATO parts. We work hard to ensure all the national stock number 4820014281788 parts are fully certified and up to standard. Our supply chain is extensive and one of the fastest in the industry. Have a question or need a quote today? Simply fill out the RFQ below.


Alternative NSN: 4820-01-428-1788
Item Name: Valve Safety Relief
FSG: 48 Valves
Federal Supply Class (FSC): 4820 Valves Nonpowered
NCB Code: USA (01)
Manufacturers: Metrex Valve Corp

Manufacturer’s List for NSN 4820-01-428-1788

metrex valve corp

Part Number's List for NSN 4820-01-428-1788

Part No.
Manufacturer
Item Name
Availability
RFQ
Valve Safety Relief
YES
RFQ
Valve Safety Relief
YES
RFQ
Valve Safety Relief
YES
RFQ

Technical Characteristics of NSN 4820014281788

MRCCriteriaCharacteristic
ADZHRENEWABLE SEAT RING TYPETHREADED"
AECSBOLT HOLE QUANTITY8 ALL ENDS"
AQLRVALVE OPERATION METHODAIR"
ARKNFLANGE SHAPEROUND WITH HOLES ALL ENDS"
AWLSCONNECTION TYPEFLANGE ALL ENDS"
AZGMMOUNTING FACILITYBRACKET"
CCFGVALVE SIZE4.000 INCHES"
CQCYADJUSTABLE PRESSURE RANGE+16.0/+96.0 POUNDS PER SQUARE INCH"
CQGMMAXIMUM OPERATING PRESSURE96.0 POUNDS PER SQUARE INCH SINGLE RESPONSE"
CWCDNOMINAL OUTSIDE DIAMETER7.687 INCHES ALL ENDS"
CWCFFACE TO FACE DISTANCE14.000 INCHES"
CWCKNOMINAL THICKNESS1.000 INCHES ALL ENDS"
CWCQBOLT HOLE NOMINAL DIAMETER0.687 INCHES ALL ENDS"
CWCTBOLT CIRCLE NOMINAL DIAMETER6.562 INCHES ALL ENDS"
CWDFFLANGE FACE DESIGNPLAIN ALL ENDS"
FEATSPECIAL FEATURESACTUATED BY R-114 REFRIGERANT PRESSURE THRU DIAPHRAGM PILOT ACTUATOR"
MATTMATERIALBRONZE BODY"
MATTMATERIALNICKEL ALLOY FLOW CONTROL DEVICE"
MATTMATERIALNICKEL ALLOY SEAT"
MATTMATERIALNICKEL ALLOY STEM"
MATTMATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM"
MEDAMEDIA FOR WHICH DESIGNEDWATER, FRESH 1ST RESPONSE"
MEDAMEDIA FOR WHICH DESIGNEDWATER, SALT 2ND RESPONSE"
STYLSTYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS NOTE:TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY."
ADZHRENEWABLE SEAT RING TYPETHREADED"
AECSBOLT HOLE QUANTITY8 ALL ENDS"
AQLRVALVE OPERATION METHODAIR"
ARKNFLANGE SHAPEROUND WITH HOLES ALL ENDS"
AWLSCONNECTION TYPEFLANGE ALL ENDS"
AZGMMOUNTING FACILITYBRACKET"
CCFGVALVE SIZE4.000 INCHES"
CQCYADJUSTABLE PRESSURE RANGE+16.0/+96.0 POUNDS PER SQUARE INCH"
CQGMMAXIMUM OPERATING PRESSURE96.0 POUNDS PER SQUARE INCH SINGLE RESPONSE"
CWCDNOMINAL OUTSIDE DIAMETER7.687 INCHES ALL ENDS"
CWCFFACE TO FACE DISTANCE14.000 INCHES"
CWCKNOMINAL THICKNESS1.000 INCHES ALL ENDS"
CWCQBOLT HOLE NOMINAL DIAMETER0.687 INCHES ALL ENDS"
CWCTBOLT CIRCLE NOMINAL DIAMETER6.562 INCHES ALL ENDS"
CWDFFLANGE FACE DESIGNPLAIN ALL ENDS"
FEATSPECIAL FEATURESACTUATED BY R-114 REFRIGERANT PRESSURE THRU DIAPHRAGM PILOT ACTUATOR"
MATTMATERIALBRONZE BODY"
MATTMATERIALNICKEL ALLOY FLOW CONTROL DEVICE"
MATTMATERIALNICKEL ALLOY SEAT"
MATTMATERIALNICKEL ALLOY STEM"
MATTMATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT"
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM"
MEDAMEDIA FOR WHICH DESIGNEDWATER, FRESH 1ST RESPONSE"
MEDAMEDIA FOR WHICH DESIGNEDWATER, SALT 2ND RESPONSE"
STYLSTYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS NOTE:TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY."