423-755

View detailed technical data, stock status, and sourcing information for: 423-755
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 part 423-755 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

5305-01-274-4480

Item Name Code

18257

Assigment Date

03/09/1988 (38 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.

right-hand thread direction, 10.5 millimeters nominal head height, hexagon head style, 51.0 millimeters minimum and 55.0 millimeters maximum thread length, 55.0 millimeters 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 Direction: right-hand
Thread Length: 51.0 millimeters minimum and 55.0 millimeters maximum
Fastener Length: 55.0 millimeters nominal
Head Style: hexagon
Head Height: 10.5 millimeters nominal
Width Between Flats: 24.0 millimeters nominal
Nominal Thread Diameter: 16.0 millimeters
Minimum Tensile Strength: 116000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Thread Pitch In Millimeters: 2.0
External Thread Tolerance Class: 6g
Color: green overall
Material: steel property class 8.8 overall
Surface Treatment: zinc and dichromate overall
Thread Series Designator: m

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
423-755	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-274-4480?

The FSCG of the NSN 5305-01-274-4480 is 5305

Does the NSN 5305-01-274-4480 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-274-4480 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 5305-01-274-4480 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-274-4480 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 5305-01-274-4480 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Mar 9, 1988