5305-00-638-2299

Find complete technical information, availability, and procurement data for: 5305-00-638-2299
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-638-2299

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

2a thread class, 2.000 inches nominal fastener length, right-hand thread direction, 1.938 inches minimum and 2.000 inches maximum thread length, round head style

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: 1.938 inches minimum and 2.000 inches maximum
Fastener Length: 2.000 inches nominal
Head Style: round
Head Diameter: 0.240 inches minimum and 0.260 inches maximum
Head Height: 0.103 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 55000 pounds per square inch
Screw Material: steel or steel comp 1010
Screw Material Document And Classification: qq-s-630 fed spec 2nd material response or qq-s-631 fed spec 2nd material response or qq-s-634 fed spec 2nd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec single treatment response
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-151-1240	No Name Available	01/02/1975

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
1027301-6-32	Machine Screw
AN515-6R32	Machine Screw
NAF1177-6-32	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-638-2299?

The FSCG of the NSN 5305-00-638-2299 is 5305

Does the NSN 5305-00-638-2299 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-638-2299 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 5305-00-638-2299 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-638-2299 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 5305-00-638-2299 was assigned to the Federal Catalog?

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