4179100-100

View detailed technical data, stock status, and sourcing information for: 4179100-100
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-023-2971

Item Name Code

06672

Assigment Date

06/14/1976 (50 years ago)

headless (setscrew) head style, 3a thread class, 0.240 inches minimum and 0.260 inches maximum fastener length, 0.240 inches minimum and 0.260 inches maximum thread length, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.240 inches minimum and 0.260 inches maximum
Fastener Length: 0.240 inches minimum and 0.260 inches maximum
Head Style: headless (setscrew)
Locking Feature: strip threads
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.050 inches minimum and 0.051 inches maximum
Thread Quantity Per Inch: 40
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc
Specification/Standard Data: 80205-nas1081 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-754-1687	No Name Available	07/17/2001
5305-00-817-2427	No Name Available	08/23/2007
5305-00-959-5289	No Name Available	01/01/1984
5305-01-010-2335	No Name Available	02/01/1984

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
4179100-100	Setscrew
NAS1081C04D4	Setscrew
NAS1081C04D4L	Setscrew
NAS1081C04D4P	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-023-2971?

The FSCG of the NSN 5305-01-023-2971 is 5305

Does the NSN 5305-01-023-2971 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-023-2971 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 5305-01-023-2971 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-023-2971 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 5305-01-023-2971 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, Jun 14, 1976