5310-01-540-1559

Find complete technical information, availability, and procurement data for: 5310-01-540-1559
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-540-1559

Item Name Code

14218

Assigment Date

05/10/2006 (20 years ago)

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

5420-00-889-2020 end item identification, 0.588 inches minimum and 0.610 inches maximum outside diameter, 0.028 inches minimum and 0.034 inches maximum material thickness, 40.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, 0.320 inches minimum and 0.332 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 0.320 inches minimum and 0.332 inches maximum
Outside Diameter: 0.588 inches minimum and 0.610 inches maximum
Material Thickness: 0.028 inches minimum and 0.034 inches maximum
End Item Identification: 5420-00-889-2020
Hardness Rating: 40.0 rockwell c minimum and 50.0 rockwell c maximum
Special Features: washer shall be in accordance with requirements of ms35335, carbon steel, except for protective finish specified hereon
Material: steel overall
Surface Treatment: chromate zinc overall
Surface Treatment Document And Classification: mil-std-171e mil spec single treatment response body
Style Designator: flat external teeth

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
12387381-34	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-540-1559?

The FSCG of the NSN 5310-01-540-1559 is 5310

Does the NSN 5310-01-540-1559 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-540-1559 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 5310-01-540-1559 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-540-1559 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 5310-01-540-1559 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Wed, May 10, 2006