NAS1081-04D4

View detailed technical data, stock status, and sourcing information for: NAS1081-04D4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-046-3250

Item Name Code

06672

Assigment Date

08/15/1977 (48 years ago)

headless (setscrew) head style, 0.240 inches minimum and 0.260 inches maximum thread length, 0.240 inches minimum and 0.260 inches maximum fastener length, right-hand thread direction, 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: 0.240 inches minimum and 0.260 inches maximum
Fastener Length: 0.240 inches minimum and 0.260 inches maximum
Head Style: headless (setscrew)
Locking Feature: patch or pellet or strip threads
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.050 inches nominal
Thread Quantity Per Inch: 40
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material: steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl3 fed spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 4 style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-916-4835	No Name Available	12/01/2005
5305-00-928-4624	No Name Available	11/24/2003

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
LK1081-04D4	Setscrew
MS18063-10	Setscrew
MS51963-212	Setscrew
NAS1081-04D4	Setscrew
NAS1081-4D4L	Setscrew
NASM51963-212	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-046-3250?

The FSCG of the NSN 5305-01-046-3250 is 5305

Does the NSN 5305-01-046-3250 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-046-3250 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 5305-01-046-3250 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-046-3250 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 5305-01-046-3250 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Mon, Aug 15, 1977