149443

View detailed technical data, stock status, and sourcing information for: 149443
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-370-7724

Item Name Code

06672

Assigment Date

01/30/1993 (33 years ago)

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

3a thread class, headless (setscrew) head style, 0.245 inches nominal thread length, 0.370 inches minimum and 0.390 inches maximum fastener length, 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: 0.245 inches nominal
Fastener Length: 0.370 inches minimum and 0.390 inches maximum
Head Style: headless (setscrew)
Locking Feature: pellet locking feature
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.188 inches minimum and 0.190 inches maximum
Thread Quantity Per Inch: 16
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 and steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 overall
Thread Series Designator: unrf

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
149443	Setscrew
MS18064	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-370-7724?

The FSCG of the NSN 5305-01-370-7724 is 5305

Does the NSN 5305-01-370-7724 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-370-7724 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 5305-01-370-7724 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-370-7724 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 5305-01-370-7724 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Sat, Jan 30, 1993