5305-01-308-0171

Find complete technical information, availability, and procurement data for: 5305-01-308-0171
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-308-0171

Item Name Code

29294

Assigment Date

09/21/1989 (36 years ago)

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

0.380 inches minimum and 0.447 inches maximum thread length, 0.765 inches minimum and 0.812 inches maximum fastener length, right-hand thread direction, flat countersunk undercut head style, 3a thread class

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: 0.380 inches minimum and 0.447 inches maximum
Fastener Length: 0.765 inches minimum and 0.812 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.376 inches minimum and 0.381 inches maximum
Head Height: 0.044 inches minimum and 0.046 inches maximum
Grip Diameter: 0.1890 inches minimum and 0.1895 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.365 inches minimum and 0.385 inches maximum
Features Provided: o ring and dry film lubricant and cetyl alcohol lubricant
Thread Quantity Per Inch: 32
Countersink Angle: 100.0 degrees nominal
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams 4967 assn std single material response overall
Thread Series Designator: unjf

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FAQs

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

What is the FSCG of the NSN 5305-01-308-0171?

The FSCG of the NSN 5305-01-308-0171 is 5305

Does the NSN 5305-01-308-0171 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-308-0171 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 5305-01-308-0171 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-308-0171 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 5305-01-308-0171 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Sep 21, 1989