5305-01-663-4592

Find complete technical information, availability, and procurement data for: 5305-01-663-4592
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-663-4592

Item Name Code

16282

Assigment Date

05/10/2017 (9 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

right-hand thread direction, 27.50 millimeters minimum and 34.75 millimeters maximum thread length, 39.5 millimeters minimum and 40.5 millimeters maximum fastener length, 13.00 millimeters maximum head diameter, flat fillister head style

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: 27.50 millimeters minimum and 34.75 millimeters maximum
Fastener Length: 39.5 millimeters minimum and 40.5 millimeters maximum
Head Style: flat fillister
Head Diameter: 13.00 millimeters maximum
Head Height: 7.64 millimeters minimum and 8.00 millimeters maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 8.0 millimeters
Width Across Flats: 6.020 millimeters minimum and 6.140 millimeters maximum
Thread Pitch In Millimeters: 1.25
Chamfer Angle: 45.0 degrees maximum
Part Name Assigned By Controlling Agency: hexagon socket head cap screws
Special Features: grip length min 5.75 millimeters max 12 millimeters
Material: steel property class 8.8 overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: iso 4042 international std/spec single treatment response 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
ISO 4762 M8X40-8.8-A2K	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-663-4592?

The FSCG of the NSN 5305-01-663-4592 is 5305

Does the NSN 5305-01-663-4592 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-663-4592 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 5305-01-663-4592 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-663-4592 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 5305-01-663-4592 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, May 10, 2017