5305-00-225-3021

Find complete technical information, availability, and procurement data for: 5305-00-225-3021
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-225-3021

Item Name Code

18257

Assigment Date

03/10/1971 (55 years ago)

3.406 inches minimum and 3.500 inches maximum fastener length, hexagon head style, 2a thread class, 1.000 inches minimum and 1.188 inches maximum thread length, right-hand thread direction

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum and 1.188 inches maximum
Fastener Length: 3.406 inches minimum and 3.500 inches maximum
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.562 inches maximum
Locking Feature: patch or pellet or strip threads
Nominal Thread Diameter: 0.375 inches
Features Provided: finished head
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 302.0 brinell standard minimum and 352.0 brinell standard maximum overall
Material: plastic polyamide (nylon) locking feature
Material: steel fastener
Material Document And Classification: sae gr 8 assn std single material response fastener
Surface Treatment: cadmium and chromate fastener
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec single treatment response fastener
Thread Series Designator: unf

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
11662873-72	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-225-3021?

The FSCG of the NSN 5305-00-225-3021 is 5305

Does the NSN 5305-00-225-3021 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-225-3021 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 5305-00-225-3021 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-225-3021 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 5305-00-225-3021 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Mar 10, 1971