UA4T20

View detailed technical data, stock status, and sourcing information for: UA4T20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-055-3210

Item Name Code

18421

Assigment Date

05/25/1967 (59 years ago)

A pinlike item designed to turn within and be held in place by an eyelet, turnlock fastener; ring, retaining; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a lockspring, turnlock fastener or receptacle, turnlock fastener. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

0.665 inches nominal grip length, stud shank turnlock stud shank style, fillister turnlock stud head style, grommet or ring securing device type, 0.438 inches nominal diameter

Product Characteristics

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

Grip Length: 0.665 inches nominal
Diameter: 0.438 inches nominal
Securing Device Type: grommet or ring
Turnlock Stud Shank Style: stud shank
Turnlock Stud Head Style: fillister
Material Accommodated Thickness: 0.101 inches minimum and 0.200 inches maximum
Drive Type: slotted
Stud Shank Major Diameter: 0.182 inches minimum and 0.192 inches maximum
Special Features: 4 thd leads
Material: steel comp 1118 overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 ty 1 cl 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
390107-02	Turnlock Fastener Stud
396291-2	Turnlock Fastener Stud
5714-20-20-C2C	Turnlock Fastener Stud
UA4T20	Turnlock Fastener Stud

FAQs

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

What is the FSCG of the NSN 5325-00-055-3210?

The FSCG of the NSN 5325-00-055-3210 is 5325

Does the NSN 5325-00-055-3210 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-055-3210 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 5325-00-055-3210 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-055-3210 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 5325-00-055-3210 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Thu, May 25, 1967