5340-01-421-4271

Find complete technical information, availability, and procurement data for: 5340-01-421-4271
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-421-4271

Item Name Code

40280

Assigment Date

11/08/1995 (30 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

2a right internal thread class, 2.3750 inches nominal left internal (includes thru thread) thread length, 2.3750 inches nominal length, 0.2500 inches nominal diameter, right-hand left internal (includes thru thread) 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 right internal
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 2.3750 inches nominal left internal (includes thru thread)
Diameter: 0.2500 inches nominal
Length: 2.3750 inches nominal
Cross-Sectional Shape: round
Thread Quantity Per Inch: 40 left internal (includes thru thread)
Nominal Thread Size: 0.1120 inches left internal (includes thru thread)
Material: aluminum alloy 2011 or aluminum alloy 2024 or aluminum alloy 6061 standoff
Surface Treatment: anodize standoff
Style Designator: internally threaded full length
Thread Series Designator: unc left internal (includes thru thread)

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
8177-A-0440-10	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-421-4271?

The FSCG of the NSN 5340-01-421-4271 is 5340

Does NSN 5340-01-421-4271 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 5340-01-421-4271 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-421-4271 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 5340-01-421-4271 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Nov 8, 1995