NAS1802-4-72

View detailed technical data, stock status, and sourcing information for: NAS1802-4-72
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-526-2784

Item Name Code

06657

Assigment Date

12/14/2004 (21 years ago)

1.750 inches nominal thread length, 3a thread class, right-hand thread direction, hexagon head style, 4.484 inches minimum and 4.531 inches maximum 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 Class: 3a
Thread Direction: right-hand
Thread Length: 1.750 inches nominal
Fastener Length: 4.484 inches minimum and 4.531 inches maximum
Head Style: hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.367 inches minimum
Internal Drive Style: cross recess type 1
End Item Identification: b-2 acft
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Part Name Assigned By Controlling Agency: screw,machine
Screw Material: iron alloy 660
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjf

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
NAS1802-4-72	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-526-2784?

The FSCG of the NSN 5305-01-526-2784 is 5305

Does the NSN 5305-01-526-2784 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-526-2784 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 5305-01-526-2784 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-526-2784 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 5305-01-526-2784 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Tue, Dec 14, 2004