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5305-01-389-3422

Shoulder Screw

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Official Item Classification

Name
Shoulder Screw
(NSN) National Stock Number
5305-01-389-3422
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
22846
(FIIG) Federal Item Identification Guide
A003B0
Date
04/22/1994 (32 years ago)

3a thread class, 0.363 inches minimum and 0.418 inches maximum thread length, 0.625 inches minimum and 0.700 inches maximum fastener length, flat chamfer head style, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.363 inches minimum and 0.418 inches maximum

Fastener Length

0.625 inches minimum and 0.700 inches maximum

Head Style

flat chamfer

Head Diameter

0.419 inches minimum and 0.437 inches maximum

Head Height

0.209 inches minimum and 0.219 inches maximum

Shoulder Diameter

0.306 inches minimum and 0.310 inches maximum first shoulder

Shoulder Length

0.625 inches nominal first shoulder

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.156 inches nominal

Thread Quantity Per Inch

20

Minimum Tensile Strength

140000 pounds per square inch

Hardness Rating

32.0 rockwell c minimum and 43.0 rockwell c maximum overall

Minimum Yield Strength

84000 pounds per square inch

Shoulder Shape

round first shoulder

Color

bronze and olive drab overall

Material

steel overall

Material Document And Classification

astm a574 assn std single material response overall

Surface Treatment

zinc and chromate overall

Surface Treatment Document And Classification

mil-std-171, 1.9.2.3 mil 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

0022846

Related Hardware Products

Part Number Description
12387306-9 Shoulder Screw
5305013893422 Shoulder Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-389-3422?
The FSCG of the NSN 5305-01-389-3422 is 5305
Does the NSN 5305-01-389-3422 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-389-3422 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 5305-01-389-3422 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-389-3422 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 5305-01-389-3422 was assigned to the Federal Catalog?
It was assigned 32 years ago, on Fri, Apr 22, 1994