5305-01-039-7553

Find complete technical information, availability, and procurement data for: 5305-01-039-7553
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-039-7553

Item Name Code

06672

Assigment Date

04/25/1977 (49 years ago)

0.490 inches minimum and 0.510 inches maximum thread length, headless (setscrew) head style, 3a thread class, 0.490 inches minimum and 0.510 inches maximum fastener 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: 3a
Thread Direction: right-hand
Thread Length: 0.490 inches minimum and 0.510 inches maximum
Fastener Length: 0.490 inches minimum and 0.510 inches maximum
Head Style: headless (setscrew)
Locking Feature: strip or patch threads
Point Style: flat
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.138 inches
Width Across Flats: 0.062 inches nominal
Thread Quantity Per Inch: 32
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material: steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 1 style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-058-6075	No Name Available	03/01/1998

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
MS18065-34	Setscrew
MS51965-117	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-039-7553?

The FSCG of the NSN 5305-01-039-7553 is 5305

Does the NSN 5305-01-039-7553 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-039-7553 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 5305-01-039-7553 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-039-7553 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 5305-01-039-7553 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Mon, Apr 25, 1977