5305-01-381-9826

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Machine Screw

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Official Item Classification

Name: Machine Screw
(NSN) National Stock Number: 5305-01-381-9826
(FSG) Federal Supply Group: 53 Hardware and Abrasives
(FSC) Federal Supply Classification: 5305 Screws
(INC) Item Name Code: 06657
(FIIG) Federal Item Identification Guide: A500D0
Date: 10/26/1993 (32 years ago)

2a thread class, watertight head style, 0.1875 inches nominal fastener length, 0.1875 inches nominal thread length, right-hand thread direction

Specs & Compatibility

Thread Class

Thread Direction

right-hand

Thread Length

0.1875 inches nominal

Fastener Length

0.1875 inches nominal

Head Style

watertight

Head Diameter

0.370 inches nominal

Head Height

0.0925 inches nominal

Internal Drive Style

slot

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

Screw Material

steel comp 303 or steel comp 303se

Screw Material Document And Classification

qq-s-763 fed spec single material response

Bearing Surface Of Head Surface Treatment

passivate

Head Surface Treatment

passivate

Screw Surface Treatment

passivate

Special Features

o-ring: silicone rubber per zz-r-765, cl 1

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0006657

Related Hardware Products

Part Number	Description
90011A1201	Machine Screw
S/10-24X3/16	Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-381-9826?

The FSCG of the NSN 5305-01-381-9826 is 5305

Does the NSN 5305-01-381-9826 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-381-9826 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 5305-01-381-9826 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-381-9826 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 5305-01-381-9826 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Oct 26, 1993