3970538047

View detailed technical data, stock status, and sourcing information for: 3970538047
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-682-4857

Item Name Code

18257

Assigment Date

08/09/2019 (7 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

1.750 inches nominal thread length, hexagon extended washer head style, 0.510 inches maximum head height, 1.750 inches nominal fastener 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 Direction: right-hand
Thread Length: 1.750 inches nominal
Fastener Length: 1.750 inches nominal
Head Style: hexagon extended washer
Head Height: 0.510 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Extended Washer Diameter: 1.070 inches maximum
End Item Identification: 01-676-3797
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Material: steel overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: f-100:d60, type i assn std single treatment response overall

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
3970538047	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-682-4857?

The FSCG of the NSN 5305-01-682-4857 is 5305

Does the NSN 5305-01-682-4857 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-682-4857 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 5305-01-682-4857 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-682-4857 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 5305-01-682-4857 was assigned to the Federal Catalog?

It was assigned 7 years ago, on Fri, Aug 9, 2019