5340-01-672-2489

Find complete technical information, availability, and procurement data for: 5340-01-672-2489
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-672-2489

Item Name Code

40280

Assigment Date

04/25/2018 (8 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.

2a right external thread class, right-hand right external thread direction, right-hand left internal (includes thru thread) thread direction, 2b left internal (includes thru thread) thread class, 0.353 inches nominal right external thread length

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 external
Thread Class: 2b left internal (includes thru thread)
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.353 inches nominal right external
Thread Length: 0.41 inches minimum and 0.47 inches maximum left internal (includes thru thread)
Shoulder Diameter: 0.270 inches minimum and 0.290 inches maximum
Flange Thickness: 0.922 inches nominal
Length: 0.365 inches minimum and 0.385 inches maximum
Flange Width Across Flats: 0.365 inches minimum and 0.385 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.365 inches minimum and 0.385 inches maximum
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Thread Quantity Per Inch: 32 right external
Nominal Thread Size: 0.138 inches left internal (includes thru thread)
Nominal Thread Size: 0.138 inches right external
Part Name Assigned By Controlling Agency: standoff, front, hvdc/ssdc/inverter
Right Projection Diameter: 0.138 inches nominal
Right Projection Length: 0.353 inches nominal
Material: steel comp 303 overall
Material Document And Classification: astm a473 assn std single material response or astm a581 assn std single material response or astm a582 assn std single material response or astm a895%jgaams assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: astm a967 assn std single treatment response overall
Style Designator: projection and flange left internal and right external thread
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc right external

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
930-48445	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-672-2489?

The FSCG of the NSN 5340-01-672-2489 is 5340

Does NSN 5340-01-672-2489 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 5340-01-672-2489 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-672-2489 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 5340-01-672-2489 was assigned to the Federal Catalog?

It was assigned 8 years ago, on Wed, Apr 25, 2018