82-28-280-20

View detailed technical data, stock status, and sourcing information for: 82-28-280-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-253-0489

Item Name Code

18421

Assigment Date

04/11/1987 (39 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.

0.425 inches nominal grip length, ring securing device type, 0.375 inches nominal diameter, flat countersunk turnlock stud head style, 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: 0.425 inches nominal
Diameter: 0.375 inches nominal
Securing Device Type: ring
Turnlock Stud Shank Style: stud shank
Turnlock Stud Head Style: flat countersunk
Material Accommodated Thickness: 0.270 inches minimum and 0.289 inches maximum
Drive Type: cross recess
Shank Neck Length: 0.307 inches nominal
Stud Shank Major Diameter: 0.240 inches nominal
Material: steel overall
Surface Treatment: zinc 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
82-28-280-20	Turnlock Fastener Stud
882221	Turnlock Fastener Stud

FAQs

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

What is the FSCG of the NSN 5325-01-253-0489?

The FSCG of the NSN 5325-01-253-0489 is 5325

Does the NSN 5325-01-253-0489 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-01-253-0489 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 5325-01-253-0489 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-253-0489 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 5325-01-253-0489 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Apr 11, 1987