NK500-2-4

View detailed technical data, stock status, and sourcing information for: NK500-2-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-950-2853

Item Name Code

16282

Assigment Date

04/27/1966 (60 years ago)

0.250 inches maximum thread length, 0.250 inches nominal fastener length, fillister 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: 0.250 inches maximum
Fastener Length: 0.250 inches nominal
Head Style: fillister
Head Diameter: 0.124 inches minimum and 0.140 inches maximum
Head Height: 0.055 inches minimum and 0.062 inches maximum
Locking Feature: pellet threads
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Material: steel overall
Surface Treatment: cadmium overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-121-3519	No Name Available	09/01/1982

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
NK500-2-4	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-950-2853?

The FSCG of the NSN 5305-00-950-2853 is 5305

Does the NSN 5305-00-950-2853 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-950-2853 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 5305-00-950-2853 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-950-2853 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 5305-00-950-2853 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Apr 27, 1966