NAS1081C3D12L

View detailed technical data, stock status, and sourcing information for: NAS1081C3D12L
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-020-6897

Item Name Code

06672

Assigment Date

05/03/1976 (50 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

right-hand thread direction, 0.739 inches minimum and 0.761 inches maximum thread length, 0.739 inches minimum and 0.761 inches maximum fastener length, 3a thread class, headless (setscrew) 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 Class: 3a
Thread Direction: right-hand
Thread Length: 0.739 inches minimum and 0.761 inches maximum
Fastener Length: 0.739 inches minimum and 0.761 inches maximum
Head Style: headless (setscrew)
Locking Feature: strip threads
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.093 inches minimum and 0.094 inches maximum
Thread Quantity Per Inch: 32
Material: steel comp 303 or steel comp 303se overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unf
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-935-7500	No Name Available	06/01/2007

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
MS18064-56	Setscrew
NAS1081C3D12L	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-020-6897?

The FSCG of the NSN 5305-01-020-6897 is 5305

Does the NSN 5305-01-020-6897 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-020-6897 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 5305-01-020-6897 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-020-6897 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 5305-01-020-6897 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 3, 1976