STBF34K4C4N

View detailed technical data, stock status, and sourcing information for: STBF34K4C4N
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-028-6025

Item Name Code

18421

Assigment Date

10/07/1976 (49 years ago)

ring securing device type, 0.221 inches nominal minor diameter, 0.394 inches minimum and 0.404 inches maximum diameter, 0.361 inches minimum and 0.430 inches maximum grip length, stud shank turnlock stud shank style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Grip Length: 0.361 inches minimum and 0.430 inches maximum
Diameter: 0.394 inches minimum and 0.404 inches maximum
Securing Device Type: ring
Minor Diameter: 0.221 inches nominal
Turnlock Stud Shank Style: stud shank
Extension Length: 0.210 inches nominal
Turnlock Stud Head Style: flat countersunk
Drive Type: socket
Stud Thread Size And Series/Type Designator: 0.164-32 unc
Stud Shank Major Diameter: 0.2470 inches minimum and 0.2495 inches maximum
Material: steel comp 4140 or steel comp 8740 overall
Material Document And Classification: mil-s-6049 mil spec 1st material response or mil-s-5626 mil spec 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-b-416,type 2,class 3 fed spec single treatment response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
CA18090-4HS	Turnlock Fastener Stud
STBF34K4C4N	Turnlock Fastener Stud

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5325-01-028-6025?

The FSCG of the NSN 5325-01-028-6025 is 5325

Does the NSN 5325-01-028-6025 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-01-028-6025 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5325-01-028-6025 contain precious materials?

Precious metal content is unknown

Does NSN 5325-01-028-6025 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5325-01-028-6025 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Oct 7, 1976