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5305-01-643-5128

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-643-5128
(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
04/03/2015 (11 years ago)

1.125 inches nominal fastener length, 2a thread class, right-hand thread direction, 0.183 inches minimum and 0.198 inches maximum thread length, knurled no. 4 head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.183 inches minimum and 0.198 inches maximum

Fastener Length

1.125 inches nominal

Head Style

knurled no. 4

Head Diameter

0.307 inches minimum and 0.327 inches maximum

Head Height

0.109 inches minimum and 0.141 inches maximum

Internal Drive Style

slot

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

32

Part Name Assigned By Controlling Agency

captive panel screw

Screw Material

steel

Screw Surface Treatment

zinc

Color

black

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

0006657

Related Hardware Products

Part Number Description
747-1.125-SS-35 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-643-5128?
The FSCG of the NSN 5305-01-643-5128 is 5305
Does the NSN 5305-01-643-5128 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-643-5128 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 5305-01-643-5128 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-643-5128 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 5305-01-643-5128 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Fri, Apr 3, 2015