5305-01-656-2399

Find complete technical information, availability, and procurement data for: 5305-01-656-2399
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-656-2399

Item Name Code

16282

Assigment Date

06/22/2016 (10 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

20.48 millimeters minimum and 21.00 millimeters maximum head diameter, button head style, right-hand thread direction, 20.0 millimeters nominal thread length, 20.0 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: 20.0 millimeters nominal
Fastener Length: 20.0 millimeters nominal
Head Style: button
Head Diameter: 20.48 millimeters minimum and 21.00 millimeters maximum
Head Height: 6.24 millimeters minimum and 6.60 millimeters maximum
Internal Drive Style: hexagon
End Item Identification: medium mine protected vehicle - mmpv
Nominal Thread Diameter: 12.0 millimeters
Width Across Flats: 8.0 millimeters nominal
Thread Pitch In Millimeters: 1.75
Material: steel property class 10.9 overall
Surface Treatment: zinc 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
ISO7380-1-M12X20-10.9-A2D	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-656-2399?

The FSCG of the NSN 5305-01-656-2399 is 5305

Does the NSN 5305-01-656-2399 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-656-2399 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 5305-01-656-2399 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-656-2399 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 5305-01-656-2399 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Wed, Jun 22, 2016