371AS243-1

View detailed technical data, stock status, and sourcing information for: 371AS243-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-269-8698

Item Name Code

06673

Assigment Date

12/23/1987 (38 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.

0.375 inches nominal thread length, 4.125 inches nominal fastener length, knurled no. 1 head style, right-hand thread direction, 2a thread class

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: 0.375 inches nominal
Fastener Length: 4.125 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.500 inches nominal
Head Height: 0.375 inches nominal
Point Style: cone
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Part Name Assigned By Controlling Agency: navy special project
Special Features: groove machined to 0.147 in. min. and 0.149 in. max.,0.029 in. min. and 0.032 max. long,located 1.437 in. from bearing surface of head
Material: steel comp 316 overall
Material Document And Classification: qq-s-763,cond b fed spec single material response overall
Thread Series Designator: unf

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
371AS243-1	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-269-8698?

The FSCG of the NSN 5305-01-269-8698 is 5305

Does the NSN 5305-01-269-8698 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-269-8698 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 5305-01-269-8698 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-269-8698 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 5305-01-269-8698 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Dec 23, 1987