NAS1081C3A7L

View detailed technical data, stock status, and sourcing information for: NAS1081C3A7L
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-941-9494

Item Name Code

06672

Assigment Date

12/21/1965 (60 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

headless (setscrew) head style, right-hand thread direction, 0.437 inches minimum thread length, 0.437 inches nominal fastener length, 3a thread class

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: 0.437 inches minimum
Fastener Length: 0.437 inches nominal
Head Style: headless (setscrew)
Locking Feature: strip threads
Point Style: flat
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 overall
Material Document And Classification: sae assn std single material response overall
Surface Treatment: passivate 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-01-107-6589	No Name Available	06/01/1990

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
NAS1081C3A7L	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-941-9494?

The FSCG of the NSN 5305-00-941-9494 is 5305

Does the NSN 5305-00-941-9494 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-941-9494 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 5305-00-941-9494 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-941-9494 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 5305-00-941-9494 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Dec 21, 1965