5305-01-216-8259

Find complete technical information, availability, and procurement data for: 5305-01-216-8259
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-216-8259

Item Name Code

29294

Assigment Date

09/17/1985 (40 years ago)

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

flat countersunk head style, 0.444 inches minimum and 0.494 inches maximum thread length, 0.892 inches minimum and 0.922 inches maximum fastener length, right-hand thread direction, 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: 0.444 inches minimum and 0.494 inches maximum
Fastener Length: 0.892 inches minimum and 0.922 inches maximum
Head Style: flat countersunk
Head Diameter: 0.497 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.428 inches minimum and 0.448 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Special Features: thd hole in top of head 0.138-32 unjc-3b thd,hole 0.300 in. min. 0.345 in. max dp,counterbore 0.145 in. min. 0.150 in. max dia; injection port 0.120 in. lg,0.060 in. wide in unthd shank; distance from top of head to beginning of injection port 0.130 in.
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams4928 assn std single material response or ams4967 assn std single material 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
11839V4-7-13	Close Tolerance Screw
3M1034V4-7-13	Close Tolerance Screw
HT4075V4-7-13	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-216-8259?

The FSCG of the NSN 5305-01-216-8259 is 5305

Does the NSN 5305-01-216-8259 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-216-8259 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 5305-01-216-8259 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-216-8259 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 5305-01-216-8259 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Tue, Sep 17, 1985