5325-01-222-4081

Find complete technical information, availability, and procurement data for: 5325-01-222-4081
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-222-4081

Item Name Code

18421

Assigment Date

12/11/1985 (40 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

0.891 inches minimum and 0.901 inches maximum grip length, stud shank turnlock stud shank style, flat fillister turnlock stud head style, 0.490 inches minimum and 0.500 inches maximum diameter, 0.469 inches nominal extension length

Product Characteristics

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

Grip Length: 0.891 inches minimum and 0.901 inches maximum
Diameter: 0.490 inches minimum and 0.500 inches maximum
Turnlock Stud Shank Style: stud shank
Extension Length: 0.469 inches nominal
Turnlock Stud Head Style: flat fillister
Drive Type: socket
Stud Thread Size And Series/Type Designator: 0.250-28 unf
Stud Head Height: 0.105 inches minimum and 0.125 inches maximum
Stud Shank Major Diameter: 0.373 inches minimum and 0.375 inches maximum
Material: steel comp 8740 stud
Material Document And Classification: aisi assn std single material response stud
Surface Treatment: cadmium and chromate stud
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response stud

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
2558779-5	Turnlock Fastener Stud
9S4-20AA	Turnlock Fastener Stud

FAQs

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

What is the FSCG of the NSN 5325-01-222-4081?

The FSCG of the NSN 5325-01-222-4081 is 5325

Does the NSN 5325-01-222-4081 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-01-222-4081 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 5325-01-222-4081 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-222-4081 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 5325-01-222-4081 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Dec 11, 1985