411R458H02

View detailed technical data, stock status, and sourcing information for: 411R458H02
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-254-0990

Item Name Code

20271

Assigment Date

07/18/1969 (57 years ago)

3a thread class, unthreaded hole or threaded hole mounting method, 0.250 inches nominal thread size, 28 thread quantity per inch, 0.128 inches nominal mounting facility diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Mounting Method: unthreaded hole or threaded hole
Mounting Facility Diameter: 0.128 inches nominal
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Style Designator: knurled no. 2

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
411R458H02	Clamp Bolt Assembly

FAQs

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

What is the FSCG of the NSN 5340-00-254-0990?

The FSCG of the NSN 5340-00-254-0990 is 5340

Does the NSN 5340-00-254-0990 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5340-00-254-0990 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 5340-00-254-0990 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-00-254-0990 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-254-0990 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Jul 18, 1969