4011720

View detailed technical data, stock status, and sourcing information for: 4011720
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-659-3061

Item Name Code

16282

Assigment Date

11/17/2016 (9 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

6.78 millimeters minimum and 7.22 millimeters maximum head diameter, flat chamfer head style, 14.0 millimeters nominal thread length, right-hand thread direction, 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: 14.0 millimeters nominal
Fastener Length: 20.0 millimeters nominal
Head Style: flat chamfer
Head Diameter: 6.78 millimeters minimum and 7.22 millimeters maximum
Head Height: 3.82 millimeters minimum and 4.00 millimeters maximum
Internal Drive Style: hexagon
End Item Identification: 2320-01-652-5246
Nominal Thread Diameter: 4.0 millimeters
Width Across Flats: 3.02 millimeters minimum and 3.08 millimeters maximum
Thread Pitch In Millimeters: 0.7
External Thread Tolerance Class: 6g
Part Name Assigned By Controlling Agency: scr, cap, soc, tab, m4 c12.9
Material: steel property class 12.9 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
12603882-003	Socket Head Cap Screw
4011720	Socket Head Cap Screw
4011720002	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-659-3061?

The FSCG of the NSN 5305-01-659-3061 is 5305

Does the NSN 5305-01-659-3061 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-659-3061 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 5305-01-659-3061 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-659-3061 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 5305-01-659-3061 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Thu, Nov 17, 2016