Quote in 15 min·24/7 × 365AS9120:2025 · ISO 9001:2015 · FAA AC 00-56B
NSN 4820-01-444-2431CAGE 00229

Get an Request Quote for NSN Part B-1509-4 with NSN of Avco Ezee Flow Div

Valve Vent

Valve Vent 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 B-1509-4 Valve Vent 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 B-1509-4, 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 Avco Ezee Flow Div 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 B-1509-4 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.

Avco Ezee Flow Div
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 B-1509-4

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.

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Submit RFQ for B-1509-4

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 VentB-1509-4
NSN4820-01-444-2431
Manufacturer
Avco Ezee Flow Div
CAGE
00229
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NSN Information for Part Number B-1509-4 with NSN 4820-01-444-2431, 4820014442431

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820014442431

Item Description:

Valve Vent

48200144424310N
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
B-1509-4515

Characteristics Data of NSN 4820-01-444-2431, 4820014442431

MRCCriteriaCharacteristic
AECSBOLT HOLE QUANTITY4 1ST END
AGAVEND ITEM IDENTIFICATIONWASP CLASS LHD
ARKNFLANGE SHAPEROUND WITH HOLES 1ST END
AWLSCONNECTION TYPEFLANGE 1ST END
CCFGVALVE SIZE3.000 INCHES
CWCDNOMINAL OUTSIDE DIAMETER7.500 INCHES 1ST END
CWCQBOLT HOLE NOMINAL DIAMETER0.750 INCHES 1ST END
CWCRSECOND CONNECTION FACE TO CENTERLINE DISTANCE5.500 INCHES
CWCTBOLT CIRCLE NOMINAL DIAMETER6.000 INCHES 1ST END
CWDFFLANGE FACE DESIGNPLAIN 1ST END
CXCYPART NAME ASSIGNED BY CONTROLLING AGENCYVACUUM VENT
MATTMATERIALALUMINUM ALLOY 356.0 BODY
MATTMATERIALPLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MEDAMEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
STYLSTYLE DESIGNATORANGLE FLANGED ENDS