5305-01-229-8016

Find complete technical information, availability, and procurement data for: 5305-01-229-8016
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-229-8016

Item Name Code

22846

Assigment Date

04/06/1986 (40 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

flat chamfer head style, right-hand thread direction, 3.215 inches minimum and 3.255 inches maximum fastener length, 0.720 inches minimum and 0.750 inches maximum thread length, 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: 0.720 inches minimum and 0.750 inches maximum
Fastener Length: 3.215 inches minimum and 3.255 inches maximum
Head Style: flat chamfer
Head Diameter: 0.853 inches minimum and 0.875 inches maximum
Head Height: 0.365 inches minimum and 0.375 inches maximum
Shoulder Diameter: 0.621 inches minimum and 0.623 inches maximum first shoulder
Shoulder Length: 2.495 inches minimum and 2.505 inches maximum first shoulder
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.312 inches nominal
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 140000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 43.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel overall
Material Document And Classification: mil-s-21472 mil spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2 cl 3 fed spec single treatment response overall
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
5305-00-858-5555	No Name Available	03/01/2001

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
B8005-08-005FN17	Shoulder Screw
MS16638-48	Shoulder Screw
MS51975-48	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-229-8016?

The FSCG of the NSN 5305-01-229-8016 is 5305

Does the NSN 5305-01-229-8016 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-229-8016 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 5305-01-229-8016 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-229-8016 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 5305-01-229-8016 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sun, Apr 6, 1986