HT4013-4-14X

View detailed technical data, stock status, and sourcing information for: HT4013-4-14X
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-252-9499

Item Name Code

22846

Assigment Date

06/18/1973 (53 years ago)

3a thread class, 0.378 inches minimum and 0.428 inches maximum thread length, 1.263 inches minimum and 1.293 inches maximum fastener length, flat countersunk head style, right-hand thread direction

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.378 inches minimum and 0.428 inches maximum
Fastener Length: 1.263 inches minimum and 1.293 inches maximum
Head Style: flat countersunk
Head Diameter: 0.355 inches minimum and 0.397 inches maximum
Shoulder Diameter: 0.264 inches minimum and 0.265 inches maximum first shoulder
Shoulder Length: 0.802 inches minimum and 0.822 inches maximum first shoulder
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Shoulder Shape: round first shoulder
Material: steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Thread Series Designator: unjf

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
HT4013-4-14X	Shoulder Screw
ST3M605-4-14	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-252-9499?

The FSCG of the NSN 5305-00-252-9499 is 5305

Does the NSN 5305-00-252-9499 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-252-9499 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 5305-00-252-9499 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-252-9499 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 5305-00-252-9499 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Mon, Jun 18, 1973