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5305-01-727-5796

Tapping Screw

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Official Item Classification

Name
Tapping Screw
(NSN) National Stock Number
5305-01-727-5796
(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
03/10/2025 (1 year ago)

flat countersunk head style, 0.500 inches nominal fastener length, 0.285 inches minimum and 0.312 inches maximum head diameter, 0.132 inches nominal spline major diameter, 0.100 inches nominal head height

Specs & Compatibility

Fastener Length

0.500 inches nominal

Head Style

flat countersunk

Head Diameter

0.285 inches minimum and 0.312 inches maximum

Head Height

0.100 inches nominal

Spline Major Diameter

0.132 inches nominal

Internal Drive Style

torx

End Item Identification

2360-016935515

Nonmachine Thread Style

blunt (type tt)

Countersink Angle

80.0 degrees minimum and 82.0 degrees maximum

Nonmachine Nominal Thread Diameter

0.164 inches

Part Name Assigned By Controlling Agency

screws, tapping. flat head, type vi six-lobe recess

Material

steel overall

Material Document And Classification

asme b 18.6.3 tapping or drive screw national std/spec single material response overall

Surface Treatment

zinc overall

Surface Treatment Document And Classification

astm b633, type vi, sc 2 national std/spec single treatment response overall

Specification/Standard Data

05047-asme b18.24-2023 professional/industrial association standard

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

0041756

Related Hardware Products

Part Number Description
AESB7E16C500WH3MF1 Tapping Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-727-5796?
The FSCG of the NSN 5305-01-727-5796 is 5305
Does the NSN 5305-01-727-5796 have a Schedule B code assigned?
Yes, the Schedule B code is 7318140000
Does NSN 5305-01-727-5796 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 5305-01-727-5796 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-727-5796 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 5305-01-727-5796 was assigned to the Federal Catalog?
It was assigned 1 year ago, on Mon, Mar 10, 2025