5525578

View detailed technical data, stock status, and sourcing information for: 5525578
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6650 Components and Accessories Test Equipment Optical Instruments

National Stock Number

6650-01-288-5483

Item Name Code

22451

Assigment Date

11/09/1988 (37 years ago)

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes:ring, externally threaded.

3.250 in.-20 thread size, gun mount,mk-75 end item identification, aluminum alloy material, 125 microinch surface finish special features, 6.618 inches nominal overall length

Product Characteristics

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

Overall Length: 6.618 inches nominal
Thread Size: 3.250 in.-20
End Item Identification: gun mount,mk-75
Special Features: 125 microinch surface finish
Material: aluminum alloy

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
5525578	Optical Element Retainer

FAQs

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

What is the FSCG of the NSN 6650-01-288-5483?

The FSCG of the NSN 6650-01-288-5483 is 6650

Does the NSN 6650-01-288-5483 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-288-5483 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 6650-01-288-5483 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-288-5483 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 6650-01-288-5483 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Wed, Nov 9, 1988