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171026 Tapping Screw

5305-00-017-1026

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Official Item Classification

Name
Tapping Screw
Part Number
171026
(NSN) National Stock Number
5305-00-017-1026
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
41756
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

0.172 inches minimum and 0.190 inches maximum head diameter, casehardened features provided, 0.367 inches minimum and 0.375 inches maximum width between flats, hexagon head style, 0.500 inches nominal fastener length

Specs & Compatibility

Fastener Length

0.500 inches nominal

Head Style

hexagon

Head Diameter

0.172 inches minimum and 0.190 inches maximum

Width Between Flats

0.367 inches minimum and 0.375 inches maximum

Features Provided

casehardened

Nonmachine Thread Style

dog type (type b or c)

Nonmachine Nominal Thread Diameter

0.250 inches

Material

steel overall

Surface Treatment

cadmium or zinc overall

Nondefinitive Spec/Std Data

c type and 10p style

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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.

Source of Supply Code

AKZ

Pseudo Item Name Code

0041756

Related Hardware Products

Part Number Description
171026 Tapping Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-017-1026?
The FSCG of the NSN 5305-00-017-1026 is 5305
Does the NSN 5305-00-017-1026 have a Schedule B code assigned?
Yes, the Schedule B code is 7318140000
Does NSN 5305-00-017-1026 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 5305-00-017-1026 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-017-1026 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 5305-00-017-1026 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963