5305-01-451-2800

Find complete technical information, availability, and procurement data for: 5305-01-451-2800
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-451-2800

Item Name Code

06673

Assigment Date

12/11/1997 (28 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

2a thread class, 0.240 inches minimum and 0.260 inches maximum thread length, right-hand thread direction, star knob head style, 2.210 inches minimum and 2.250 inches maximum fastener 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: 2a
Thread Direction: right-hand
Thread Length: 0.240 inches minimum and 0.260 inches maximum
Fastener Length: 2.210 inches minimum and 2.250 inches maximum
Head Style: star knob
Head Height: 0.350 inches minimum and 0.410 inches maximum
Width Between Flats: 1.480 inches minimum and 1.520 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: steel comp 303 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
114121-2.25SS-RBL-12	Thumbscrew
12981723	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-451-2800?

The FSCG of the NSN 5305-01-451-2800 is 5305

Does the NSN 5305-01-451-2800 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-451-2800 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 5305-01-451-2800 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-451-2800 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 5305-01-451-2800 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Thu, Dec 11, 1997