5305-01-508-2139

Find complete technical information, availability, and procurement data for: 5305-01-508-2139
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-508-2139

Item Name Code

29294

Assigment Date

05/15/2003 (23 years ago)

3a thread class, 0.675 inches nominal thread length, flat countersunk head style, right-hand thread direction, 1.598 inches minimum and 1.628 inches maximum fastener 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: 3a
Thread Direction: right-hand
Thread Length: 0.675 inches nominal
Fastener Length: 1.598 inches minimum and 1.628 inches maximum
Head Style: flat countersunk
Head Diameter: 0.880 inches minimum and 0.890 inches maximum
Grip Diameter: 0.437 inches nominal
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.438 inches
Grip Length: 0.928 inches minimum and 0.948 inches maximum
Thread Quantity Per Inch: 20
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: inavy) screw,close toler
Material: steel corrosion resisting overall
Material Document And Classification: ms5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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
11905-7L15	Close Tolerance Screw
HT4025L7-15	Close Tolerance Screw
ST3M454-7L15	Close Tolerance Screw
WC4025L-7-15	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-508-2139?

The FSCG of the NSN 5305-01-508-2139 is 5305

Does the NSN 5305-01-508-2139 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-508-2139 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 5305-01-508-2139 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-508-2139 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 5305-01-508-2139 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Thu, May 15, 2003