Quote in 15 min·24/7 × 365AS9120:2025 · ISO 9001:2015 · FAA AC 00-56B
NSN 4820-00-758-6743CAGE Z09P5

128SCH145-1

Valve Safety Relief

Valve Safety Relief ASAP can help source this line with documentation review, alternate part checks, condition requirements, and account manager follow-up for urgent or planned procurement.

Alcoa Fastening Systems
Manufacturer
USA
Origin
N/A
Spec
N/A
Unit weight
Detailed description

Technical sourcing notes

N/A
Lead time
N/A
Cross references
Unrestricted
Export control
4820 Valves Non-Powered
FSC
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AS9120B
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Valve Safety Relief128SCH145-1
NSN4820-00-758-6743
Manufacturer
Alcoa Fastening Systems
CAGE
Z09P5
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NSN Information for Part Number 128SCH145-1 with NSN 4820-00-758-6743, 4820007586743

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820007586743

Item Description:

Valve Safety Relief

48200075867430N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
128sch145-1225

Characteristics Data of NSN 4820-00-758-6743, 4820007586743

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B ALL ENDS
AAJFTHREAD DIRECTIONRIGHT-HAND ALL ENDS
ADQUFLOW CONTROL DEVICEPOPPET
ADSUDISK LOADING METHODSPRING
AEHZMAXIMUM OPERATING TEMP-65.0 DEG FAHRENHEIT 1ST RESPONSE
AEHZMAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT 2ND RESPONSE
AHNCCONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CBBLFEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
CQGMMAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CQJXNOMINAL THREAD SIZE0.437 INCHES ALL ENDS
CSDCOPENING PRESSURE SETTING3730.0 POUNDS PER SQUARE INCH
MATTMATERIALALUMINUM ALLOY BODY
MATTMATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATTMATERIALSTEEL CORROSION RESISTING SEAT
MATTMATERIALSTEEL CORROSION RESISTING STEM
MEDAMEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
STYLSTYLE DESIGNATORANGLE
THSDTHREAD SERIES DESIGNATORUNF ALL ENDS