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5305-00-007-3176

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-00-007-3176
(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
06/30/1972 (54 years ago)

Countersink Angle: 99 degrees to 101 degrees

Specs & Compatibility

Screw Surface Treatment

Cadmium and chromate

Screw Material

Steel comp 8740

Countersink Angle

99 degrees to 101 degrees

Tensile Strength

At least 160000 pounds per square inch

Thread Quantity Per Inch

28

Features Provided

O ring

Nominal Thread Diameter

0.25 inches

Internal Drive Style

Torque set

Head Height

0.097 inches

Head Diameter

0.648 inches to 0.666 inches

Head Style

Flat countersunk undercut

Fastener Length

0.989 inches to 1.019 inches

Thread Direction

Right-hand

Thread Length

0.291 inches to 0.341 inches

Thread Class

3a

Screw Surface Treatment Document and Classification

Qq-p-416 type 2 class 2 federal specification single treatment response

Thread Series Designator

Unjf

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.

Pseudo Item Name Code

0006657

Related Hardware Products

Part Number Description
ABS20642-4F11 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-007-3176?
The FSCG of the NSN 5305-00-007-3176 is 5305
Does the NSN 5305-00-007-3176 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-007-3176 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 5305-00-007-3176 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-007-3176 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 5305-00-007-3176 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Jun 30, 1972
What is the thread length of nsn 5305-00-007-3176?
0.291 inches to 0.341 inches