5305-00-174-4305

Find complete technical information, availability, and procurement data for: 5305-00-174-4305
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-174-4305

Item Name Code

06660

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, pan head style, 2a thread class, 0.440 inches nominal fastener length, 0.350 inches nominal thread length

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: 0.350 inches nominal
Fastener Length: 0.440 inches nominal
Head Style: pan
Head Diameter: 0.325 inches minimum and 0.350 inches maximum
Head Height: 0.135 inches minimum and 0.155 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Hardness Rating: 40.0 rockwell c minimum and 50.0 rockwell c maximum fastener
Primary Washer Outside Diameter: 0.325 inches nominal
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.023 inches minimum and 0.028 inches maximum
Material: steel comp 1010 or steel comp 1020 or steel comp 1022 fastener
Material: steel primary washer
Material Document And Classification: 66 fed std all material responses fastener
Thread Series Designator: unc

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
839301	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-174-4305?

The FSCG of the NSN 5305-00-174-4305 is 5305

Does the NSN 5305-00-174-4305 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-174-4305 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 5305-00-174-4305 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-174-4305 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 5305-00-174-4305 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963