Quote in 15 min·24/7 × 365AS9120:2025 · ISO 9001:2015 · FAA AC 00-56B
NSN 5340-01-291-4556CAGE 004M7

Get a Competitive Quote for A-CF4021-1 with NSN by L B T Inc

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

ASAP Aviation Hub, owned and operated by ASAP Semiconductor, is a leading distributor of L B T Inc NSN parts with more than 10 million National Stock Numbers (NSN) in inventory. We’re an AS9120B and ISO 9001:2015, and FAA AC 0056B accredited company serving the aviation and defense industries. With shipping facilities across the continental US and the Canada, we can offer some of the fastest shipping times and turnaround times in the industry.

The National Stock Number, or NATO Stock Number, is a 13-digit serial number assigned to items that are procured, stocked, and issued through the federal supply system. Assigned by the United States Defense Logistics Agency (DLA), the NSN is used by all member states of the North Atlantic Treaty Organization (NATO) to standardize items and trade. For more information about NSN or NSNs in general, please feel free to call us at our toll-free number, +1-714-705-4780, or email us at sales@asapaviationhub.com. We’re available and ready to help 24/7x365.

We’re pleased to announce that part number A-CF4021-1 of by L B T Inc is now available in our ready-to-ship inventory. If you would like a quick quote for part number A-CF4021-1, please fill out the Request for Quote (RFQ) form below and click submit. One of our sales representatives will have your quote ready in 15 minutes or less.

When you fill out the RFQ, make sure that you complete all fields, especially the asterisk-marked (*) ones like Need Parts By and Quantity (ea). Your quote will be calculated using your responses to these fields.

L B T Inc
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
5340 Hardware Commercial
FSC
Why ASAP

Operations-grade aviation sourcing.

AS9120B
Quality-managed distribution
15 min
Average RFQ response, 24/7
Full trace
Documentation & certs on request
Submit RFQ

Request a quote for A-CF4021-1

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 A-CF4021-1

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.

Cover AccessA-CF4021-1
NSN5340-01-291-4556
Manufacturer
L B T Inc
CAGE
004M7
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NSN Information for Part Number A-CF4021-1 with NSN 5340-01-291-4556, 5340012914556

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5340012914556

Item Description:

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53400129145560P
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
A-Cf4021-1525

Characteristics Data of NSN 5340-01-291-4556, 5340012914556

MRCCriteriaCharacteristic
AAGRCROSS-SECTIONAL SHAPE STYLECIRCULAR RECESS
AARXINSIDE DIAMETER2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM
AAUBHOLE DIAMETER0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
ABGLWIDTH3.620 INCHES NOMINAL
ABKUFLANGE THICKNESS0.171 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
ABMWPERIPHERAL SHAPE STYLERECTANGLE, FOUR HOLES
ABRYLENGTH3.620 INCHES NOMINAL
ADNUCORNER RADIUS0.440 INCHES NOMINAL
ADNYDISTANCE BETWEEN HOLES ALONG LENGTH2.750 INCHES NOMINAL
ADNZDISTANCE BETWEEN HOLES ALONG WIDTH2.750 INCHES NOMINAL
ADPCDISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.435 INCHES NOMINAL
ADPDDISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.435 INCHES NOMINAL
ADPNFIRST RECESS INSIDE HEIGHT0.571 INCHES NOMINAL
ADPRBODY THICKNESS0.171 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
ADPWOUTSIDE CORNER RADIUS0.120 INCHES MAXIMUM
ADQBSECURING DEVICE TYPESPECIAL
ADQKMOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
FEATSPECIAL FEATURESTWO HOLES 0.410 IN. MIN.,0.440
MATTMATERIALSTEEL COMP 1008