5340-01-266-3231

Find complete technical information, availability, and procurement data for: 5340-01-266-3231
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-266-3231

Item Name Code

28458

Assigment Date

10/23/1987 (38 years ago)

A rigid, metal, fastening element, which can range in different sizes and contain one or more openings. The openings are usually round or elliptical in shape. It may incorporate a plate-like base having two or more edgewise projections. It is normally welded, bolted, or otherwise fixed to a structure. It is used as a catch or point of attachment for other items such as hooks, rope, and the like. See also adapter,aircraft mooring; adapter,aircraft towing; towing eye,aircraft; bolt,eye; coupler; and hasp,hinged. Excludes: staple,hasp; strike,catch; and bracket,eye,nonrotating shaft.

0.600 inches minimum and 0.640 inches maximum length, 0.180 inches minimum and 0.220 inches maximum thread length, 0.350 inches nominal unthreaded end length, 2a thread class, 0.160 inches nominal unthreaded end 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: 2a
Thread Length: 0.180 inches minimum and 0.220 inches maximum
Length: 0.600 inches minimum and 0.640 inches maximum
Unthreaded End Diameter: 0.160 inches nominal
Unthreaded End Length: 0.350 inches nominal
Vent Hole Diameter: 0.055 inches nominal
End Connection Type: threaded
Vent Hole Quantity: 1
Vent Hole Shape: round
Special Features: 0.187 in. across flats
Material: steel
Material Document And Classification: astm a581, type 303s, cond a assn std single material response
Surface Treatment: passivate
Thread Size And Series/Type Designator: 8-32 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
917AS8126	Vent Plug

FAQs

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

What is the FSCG of the NSN 5340-01-266-3231?

The FSCG of the NSN 5340-01-266-3231 is 5340

Does the NSN 5340-01-266-3231 have a Schedule B code assigned?

Yes, the Schedule B code is 8421990080

Does NSN 5340-01-266-3231 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 5340-01-266-3231 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-266-3231 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 5340-01-266-3231 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Oct 23, 1987