Quote in 15 min·24/7 × 365AS9120:2025 · ISO 9001:2015 · FAA AC 00-56B
NSN 4820-00-311-7817CAGE 00500

Get an Request Quote for NSN Part A51H9035-1 with NSN of Adelphi Mfg Co

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.

We are happy to inform you that the part number A51H9035-1 Valve Safety Relief with the NSN,   is now available in our inventory. This part is sourced from the manufacturer British Aerospace Inc. If you would like to get a quick quote for part number A51H9035-1, all you need to do is fill out the RFQ form on this page.

The answers provided in “Need Parts By” and “Quantity” will help us give you an accurate and fair quote. Our dedicated customer service executives will have a quote prepared for you within fifteen minutes of receiving your request.

AOG Purchasing is owned and operated by ASAP Semiconductor, a leading distributor of Adelphi Mfg Co aviation and aerospace parts for the civilian and defense industries. We are an AS9120B, ISO 9001:2015 and FAA AC 0056B accredited company, and the only independent distributor with a NO CHINA SOURCING pledge.

The NSN number, also called the NATO Stock Number or National Stock Number, indicates that an item is issued through the federal supply chain. The NATO Stock Number is recognized and used by the North Atlantic Treaty Organization, the United States Department of Defense, and other leading government organizations. Would you like to know more about the part number A51H9035-1 with NSN and FSC Name is ? Call us at our toll-free number +1-714-705-4780 or email us at sales@aogpurchasing.com  You can also download the ASAP Semiconductor app from Google Play or the App store.

Adelphi Mfg Co
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
Why ASAP

Operations-grade aviation sourcing.

AS9120B
Quality-managed distribution
15 min
Average RFQ response, 24/7
Full trace
Documentation & certs on request
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Request a quote for A51H9035-1

Send this part to ASAP with quantity, need-by timing, and buyer contact details. An account manager will review availability, alternates, certificates, and delivery options.

Part-specific RFQ

Submit RFQ for A51H9035-1

Send this part to ASAP with quantity, need-by timing, and buyer contact details. A dedicated account manager reviews availability, alternates, certificates, and delivery options.

Valve Safety ReliefA51H9035-1
NSN4820-00-311-7817
Manufacturer
Adelphi Mfg Co
CAGE
00500
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NSN Information for Part Number A51H9035-1 with NSN 4820-00-311-7817, 4820003117817

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820003117817

Item Description:

Valve Safety Relief

48200031178170N
CIICHCCESDPMICCriticalityENAC
U A0
Part NumberISCRNVCRNCCHCCMSDSSADC
A51h9035-1221

Characteristics Data of NSN 4820-00-311-7817, 4820003117817

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B 1ST END
AAJFTHREAD DIRECTIONRIGHT-HAND 1ST END
ADQUFLOW CONTROL DEVICEPOPPET
ADSUDISK LOADING METHODSPRING
ADSYVALVE DISCHARGE FLOW RATE1.2 GALLONS PER MINUTE
AEHZMAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
AHNCCONNECTION STYLEGASKET SEAL(BOSS) 1ST END
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED INTERNAL BOSS 1ST END
CMLPTHREAD QUANTITY PER INCH20 1ST END
CQGMMAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CQJXNOMINAL THREAD SIZE0.437 INCHES 1ST END
CQRBSEAT ANGLE37.0 DEGREES 1ST END
CSDCOPENING PRESSURE SETTING500.0 POUNDS PER SQUARE INCH
CWFDNOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
MATTMATERIALALUMINUM ALLOY 2024 BODY
MATTMATERIALALUMINUM ALLOY 2024 SEAT
SFTTSURFACE TREATMENTANODIZE
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
STYLSTYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
THSDTHREAD SERIES DESIGNATORUNJF 1ST END