260643

View detailed technical data, stock status, and sourcing information for: 260643
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-413-4525

Item Name Code

38089

Assigment Date

05/15/1995 (31 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.1540 inches nominal mounting hole diameter, 2 mounting hole quantity, 0.7500 inches nominal overall width, 2.7260 inches nominal overall length, countersunk mounting hole type

Product Characteristics

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

Overall Length: 2.7260 inches nominal
Overall Width: 0.7500 inches nominal
Mounting Hole Diameter: 0.1540 inches nominal
Mounting Hole Quantity: 2
Mounting Hole Type: countersunk
End Item Identification: aircraft, hornet f/a-18
Material: aluminum alloy 6061
Material Document And Classification: qq-a-200/8 fed spec single material response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625, ty 2, cl 1 mil spec single treatment response

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
260643	Mounting Bracket

FAQs

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

What is the FSCG of the NSN 5340-01-413-4525?

The FSCG of the NSN 5340-01-413-4525 is 5340

Does NSN 5340-01-413-4525 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5340-01-413-4525 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-413-4525 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 5340-01-413-4525 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Mon, May 15, 1995