122-2422417 PIECE 261

View detailed technical data, stock status, and sourcing information for: 122-2422417 PIECE 261
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-481-5355

Item Name Code

06657

Assigment Date

01/11/2001 (25 years ago)

A headed or headless fastener externally or internally threaded. It is intended for fastening by welding the head, unthreaded end or welding tip. If headed, the head is not designed to be self-holding, nor to be turned with a wrench or inserted driver, nor does the head have small raised projections on the top or underside to facilitate welding. See also bolt, welding.

0.375 inches nominal thread length, 0.375 inches nominal fastener length, 2a thread class, right-hand thread direction, flat countersunk head style

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: 0.375 inches nominal
Head Style: flat countersunk
Head Diameter: 0.720 inches minimum and 0.781 inches maximum
Internal Drive Style: cross recess type 1
End Item Identification: wpn elevator std door
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 60000 pounds per square inch
Countersink Angle: 82.0 degrees nominal
Screw Material: copper alloy 462 and copper alloy 464
Screw Material Document And Classification: qq-b-637, comp 4 fed spec 1st material response and qq-b-637, comp 1 fed spec 2nd material response
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
122-2422386 PIECE 261	Machine Screw
122-2422417 PIECE 261	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-481-5355?

The FSCG of the NSN 5305-01-481-5355 is 5305

Does the NSN 5305-01-481-5355 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-01-481-5355 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 5305-01-481-5355 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-481-5355 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 5305-01-481-5355 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Thu, Jan 11, 2001