5305-01-321-8044

Find complete technical information, availability, and procurement data for: 5305-01-321-8044
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-01-321-8044 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-321-8044

Item Name Code

06673

Assigment Date

06/23/1990 (36 years ago)

A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.

0.760 inches nominal thread length, right-hand thread direction, thumb no. 3 head style, 2a thread class, 0.760 inches nominal 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: 2a
Thread Direction: right-hand
Thread Length: 0.760 inches nominal
Fastener Length: 0.760 inches nominal
Head Style: thumb no. 3
Head Height: 0.430 inches minimum and 0.500 inches maximum
Width Between Flats: 0.390 inches minimum and 0.470 inches maximum
Point Length: 0.030 inches nominal
Point Style: flat
End Item Identification: meteorological data system an/tmq31
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Point Chamfer Angle: 45.0 degrees nominal
Special Features: head coated with chemical agent resistant iaw dwg c5076770
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response overall
Thread Series Designator: unc
Specification/Standard Data: 96906-ms21316-26 government standard
Departure From Cited Document: as modified by thread and fastener lg and point style and 1 0.062 in dia hole 0.093 in from bottom of point parallel to flat portion of head

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
5029392	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-321-8044?

The FSCG of the NSN 5305-01-321-8044 is 5305

Does the NSN 5305-01-321-8044 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-321-8044 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 5305-01-321-8044 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-321-8044 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 5305-01-321-8044 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Jun 23, 1990