5305-01-421-2049

Find complete technical information, availability, and procurement data for: 5305-01-421-2049
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-421-2049

Item Name Code

06673

Assigment Date

11/03/1995 (30 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

0.330 inches nominal thread length, 0.760 inches nominal fastener length, knurled no. 1 head style, 2a thread class, 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: 2a
Thread Direction: right-hand
Thread Length: 0.330 inches nominal
Fastener Length: 0.760 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.380 inches nominal
Head Height: 0.380 inches nominal
Shoulder Diameter: 0.200 inches nominal first shoulder
Shoulder Length: 0.380 inches nominal first shoulder
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Shoulder Shape: round first shoulder
Special Features: threads undercut for relief: 0.050 in. wide x 0.087 in. min. dia., 0.090 in. max. dia.
Material: steel comp xm-12 overall
Material Document And Classification: ams 5659 assn std single material response overall
Thread Series Designator: unc

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
2020AS106	Thumbscrew
MBEU143495	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-421-2049?

The FSCG of the NSN 5305-01-421-2049 is 5305

Does the NSN 5305-01-421-2049 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-421-2049 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 5305-01-421-2049 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-421-2049 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 5305-01-421-2049 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Nov 3, 1995