HT52N16

View detailed technical data, stock status, and sourcing information for: HT52N16
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-227-1408

Item Name Code

22846

Assigment Date

05/17/1973 (53 years ago)

1.515 inches minimum and 1.562 inches maximum fastener length, flat countersunk head style, right-hand thread direction, 3a thread class, 0.505 inches minimum and 0.572 inches maximum thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.505 inches minimum and 0.572 inches maximum
Fastener Length: 1.515 inches minimum and 1.562 inches maximum
Head Style: flat countersunk
Head Diameter: 0.629 inches minimum and 0.634 inches maximum
Shoulder Diameter: 0.342 inches minimum and 0.343 inches maximum first shoulder
Shoulder Length: 0.868 inches minimum and 0.890 inches maximum first shoulder
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Hardness Rating: 24.0 rockwell c minimum and 44.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Shoulder Shape: round first shoulder
Part Name Assigned By Controlling Agency: navy special project
Material: iron alloy 660 overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-245-3742	No Name Available	10/01/1983

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
3M218-5-16	Shoulder Screw
55979-5-16	Shoulder Screw
HT1030-5-16	Shoulder Screw
HT52N16	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-227-1408?

The FSCG of the NSN 5305-00-227-1408 is 5305

Does the NSN 5305-00-227-1408 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-227-1408 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 5305-00-227-1408 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-227-1408 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 5305-00-227-1408 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Thu, May 17, 1973