5305-01-397-0309

Find complete technical information, availability, and procurement data for: 5305-01-397-0309
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-397-0309

Item Name Code

06657

Assigment Date

09/30/1994 (31 years ago)

A bracket of various shapes (other than angle), designed to be attached to a supporting surface for the specific purpose of positioning, aligning and/or supporting another item. Excludes:brace (as modified); bracket, angle; and bracket, double angle. See also bracket (1), electrical connector; bracket, fire extinguisher; bracket, solenoid; bracket, track, sliding door; and retainer (as modified).

0.490 inches maximum thread length, right-hand thread direction, 0.419 inches minimum and 0.500 inches maximum fastener length, 3a thread class, flat countersunk 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: 3a
Thread Direction: right-hand
Thread Length: 0.490 inches maximum
Fastener Length: 0.419 inches minimum and 0.500 inches maximum
Head Style: flat countersunk
Head Diameter: 0.177 inches minimum and 0.225 inches maximum
Locking Feature: strip
Internal Drive Style: torque set
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: titanium alloy uns r56400
Locking Feature Material: plastic polychlorotrifluoroethylene or plastic polyethylene
Screw Material Document And Classification: ams 4928 assn std single material response or ams 4967 assn std single material response
Locking Feature Material Document And Classification: ams 3650 assn std 1st material response or ams 3612 assn std 2nd material response
Thread Series Designator: unjc

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
NAS1189-04T8L	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-397-0309?

The FSCG of the NSN 5305-01-397-0309 is 5305

Does the NSN 5305-01-397-0309 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 5305-01-397-0309 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 5305-01-397-0309 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-397-0309 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 5305-01-397-0309 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Sep 30, 1994