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5305-01-658-7646

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-658-7646
(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
10/17/2016 (10 years ago)

3a thread class, 0.5 inches nominal fastener length, right-hand thread direction, 0.5 inches nominal thread length, round extended washer head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.5 inches nominal

Fastener Length

0.5 inches nominal

Head Style

round extended washer

Head Diameter

0.375 inches nominal

Head Height

0.094 inches nominal

Extended Washer Diameter

0.438 inches nominal

Extended Washer Thickness

0.025 inches nominal

Internal Drive Style

cross recess type iii

End Item Identification

v22 support e

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

32

Part Name Assigned By Controlling Agency

screw, waherhead, cross recess, full threaded, titanium

Screw Material

titanium

Screw Material Document And Classification

ams4928 assn std single material response or ms4967 assn std single material response

Bearing Surface Of Head Surface Treatment

aluminum

Head Surface Treatment

aluminum

Screw Surface Treatment

aluminum

Bearing Surface Of Head Surface Treatment Document And Classification

bms10-85,ty1 assn std single treatment response

Head Surface Treatment Document And Classification

bms10-85,ty1 assn std single treatment response

Screw Surface Treatment Document And Classification

bms10-85,ty1 assn std single treatment response

Color

gray/grey

Thread Series Designator

unjf

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

Hazardous Metals Indicator
N

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
WHS10F8TPKL10GY Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-658-7646?
The FSCG of the NSN 5305-01-658-7646 is 5305
Does the NSN 5305-01-658-7646 have a Schedule B code assigned?
Yes, the Schedule B code is 8108908000
Does NSN 5305-01-658-7646 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 5305-01-658-7646 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-658-7646 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 5305-01-658-7646 was assigned to the Federal Catalog?
It was assigned 10 years ago, on Mon, Oct 17, 2016