AC501A4-3

View detailed technical data, stock status, and sourcing information for: AC501A4-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-183-4001

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 0.146 inches minimum and 0.188 inches maximum thread length, 2a thread class, fillister head style, 0.156 inches minimum and 0.188 inches maximum fastener length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.146 inches minimum and 0.188 inches maximum
Fastener Length: 0.156 inches minimum and 0.188 inches maximum
Head Style: fillister
Head Diameter: 0.166 inches minimum and 0.183 inches maximum
Head Height: 0.072 inches minimum and 0.079 inches maximum
Hole Diameter: 0.037 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Hole Quantity: 1
Thread Quantity Per Inch: 48
Minimum Tensile Strength: 60000 pounds per square inch
Screw Material: steel or steel comp 1010
Screw Material Document And Classification: qq-s-630 fed spec 2nd material response or qq-s-631 fed spec 2nd material response or qq-s-634 fed spec 2nd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec single treatment response
Head Hole Configuration Style: round
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-638-8116	No Name Available	01/01/1960

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
501A4-3	Machine Screw
AC501A4-3	Machine Screw
AN501A4-3	Machine Screw
FFS92ANDTYPR1ANDSTYLE5S	Machine Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-183-4001?

The FSCG of the NSN 5305-00-183-4001 is 5305

Does the NSN 5305-00-183-4001 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-183-4001 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 5305-00-183-4001 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-183-4001 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 5305-00-183-4001 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963