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5305-01-080-0676

Thumbscrew

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Official Item Classification

Name
Thumbscrew
(NSN) National Stock Number
5305-01-080-0676
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06673
(FIIG) Federal Item Identification Guide
A003B0
Date
07/19/1979 (47 years ago)

2.281 inches minimum and 2.312 inches maximum fastener length, 2a thread class, 0.469 inches minimum and 0.500 inches maximum thread length, thumb no. 4 head style, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.469 inches minimum and 0.500 inches maximum

Fastener Length

2.281 inches minimum and 2.312 inches maximum

Head Style

thumb no. 4

Head Height

0.875 inches nominal

Width Between Flats

1.062 inches nominal

Point Length

0.125 inches nominal

First Diameter From Head

0.170 inches minimum and 0.180 inches maximum

Distance From Largest Bearing Surface Of Head To End Of First Diameter

1.812 inches nominal

Point Style

cone

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

20

Externally Relieved Body Diameter Quantity

1

Point Chamfer Angle

90.0 degrees nominal

Material

steel comp 304 overall

Material Document And Classification

qq-s-763 cond a fed spec single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 ty 1 fed spec single treatment response overall

Thread Series Designator

unc

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

0006673

Related Hardware Products

Part Number Description
6000967 Thumbscrew
6000967-1 Thumbscrew
SM-B-20866 Thumbscrew

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-080-0676?
The FSCG of the NSN 5305-01-080-0676 is 5305
Does the NSN 5305-01-080-0676 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-080-0676 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 5305-01-080-0676 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-080-0676 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 5305-01-080-0676 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Thu, Jul 19, 1979