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5305-01-417-6446

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-417-6446
(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
08/11/1995 (31 years ago)

right-hand thread direction, 0.378 inches minimum and 0.440 inches maximum thread length, 0.410 inches minimum and 0.440 inches maximum fastener length, flat countersunk head style, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.378 inches minimum and 0.440 inches maximum

Fastener Length

0.410 inches minimum and 0.440 inches maximum

Head Style

flat countersunk

Head Diameter

0.296 inches minimum and 0.331 inches maximum

Internal Drive Style

cross recess type iii

Nominal Thread Diameter

0.164 inches

Thread Quantity Per Inch

32

Minimum Tensile Strength

160000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Screw Material

titanium alloy uns r56400

Screw Material Document And Classification

ams 4928 assn std single material response or ams 4967 assn std single material response

Thread Series Designator

unjc

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

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Frequently Asked Questions

What is the FSCG of the NSN 5305-01-417-6446?
The FSCG of the NSN 5305-01-417-6446 is 5305
Does the NSN 5305-01-417-6446 have a Schedule B code assigned?
Yes, the Schedule B code is 8108908000
Does NSN 5305-01-417-6446 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 5305-01-417-6446 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-417-6446 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 5305-01-417-6446 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Fri, Aug 11, 1995