Part detail

NSN Part Number BS20D4 of Transdigm Group Inc with NSN 4730007561844 - Request a Quote Now

BS20D4NSN4730-00-756-1844CAGE79326

Coupling Half Quick

Detailed description

BS20D4 procurement notes

Thank you for taking an interest in the aerospace parts, military and defense parts, and Coupling Half Quick products that we offer here on Buy NSN Parts. You have taken a particular interest in part number BS20D4, a Transdigm Group Inc item we stock that is listed alongside the NSN 4730007561844 for identification. If you are interested in receiving pricing and fulfillment options for this NSN part, please fill out and submit the RFQ form provided on this page while offering us crucial information such as your target price and expected shipping time frame. Within 15 minutes of us receiving and reviewing a completed request, you can expect to receive a solution on part number BS20D4 tailored to your unique needs and restrictions alike.

To make the identification and procurement of products simple, we always list all offerings with as much information as we can. For example, while part number BS20D4 belongs to NSN 4730007561844, it also falls under FSC , a commodity classification designation that organizes similar products together. Furthermore, this item is also produced under CAGE Code , denoting the exact facility that this item traces back to. With this in mind, take the time to explore our expansive selection at your leisure, and we will always be just a click or call away from offering customized fulfillment solutions and unrivaled savings.

Specifications

Reference data

Manufacturer
Transdigm Group Inc
Part number
BS20D4
NSN
4730-00-756-1844
NIIN
00-756-1844
FSC
4730 Fittings Hose Pipe and Tube
CAGE code
79326
Multi-line procurement

Sourcing more than one part?

Upload a bill of materials (BOM) or paste a list of part numbers — every line bundles into a single RFQ. No checkout, no payment.

Compliance
  • AS9120:2025· Aerospace QMS
  • ISO 9001:2015· Quality Management
  • FAA AC 00-56B· Voluntary Industry Distributor Accreditation
  • U.S. ONLY· Fulfillment

NSN Information for Part Number BS20D4 with NSN 4730-00-756-1844, 4730007561844

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4730007561844

Item PartTypeName:

COUPLING HALF,QUICK DISCONNECT

47300075618440N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
029-00143129D

Characteristics Data of NSN 4730-00-756-1844, 4730007561844

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A ALL ENDS
ADLNQUICK DISCONNECT METHODSPRING PUSH-PULL ALL ENDS
AHNCCONNECTION STYLEFLARED ALL ENDS
AWLSCONNECTION TYPETHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
CQRBSEAT ANGLE37.0 DEGREES
ABHPOVERALL LENGTH1.766 INCHES NOMINAL
ADLPQUICK DISCONNECT NOMINAL SIZE0.250 INCHES ALL ENDS
AHSJLEG LENGTH0.562 INCHES NOMINAL
AWLSCONNECTION TYPEINTERNAL QUICK DISCONNECT ALL ENDS
CBBLFEATURES PROVIDEDSELF-SEALING
CQJXNOMINAL THREAD SIZE0.438 INCHES ALL ENDS
CWFDNOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS
MATTMATERIALALUMINUM ALLOY BODY
SFTTSURFACE TREATMENTANODIZE BODY
STYLSTYLE DESIGNATORMALE COUPLING HALF
THSDTHREAD SERIES DESIGNATORUNF ALL ENDS
Mission ready

Send a quote line
get a response in 15 minutes.


ASAP Military Supplies

An ASAP Semiconductor web resource. Parts procurement for U.S. military, defense, and aerospace operators.

1341 South Sunkist Street, Anaheim, CA 92806

Accreditations
NBAA Member
NBAANBAA Member
ASA (Aviation Suppliers Association)
ASAASA (Aviation Suppliers Association)
AS6081 Certified Supplier
AS6081AS6081 Certified Supplier
FAA AC 00-56B Certified
FAA AC 00-56BFAA AC 00-56B Certified
© 2026 ASAP Semiconductor LLC. All rights reserved.
VisaMastercardDiscoverAmEx