5525890

View detailed technical data, stock status, and sourcing information for: 5525890

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5525890
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6650-01-285-9705
Item Name Code
21884
Assigment Date
09/23/1988 (37 years ago)

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes:cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

23.0 millimeters maximum diameter, 6.5 millimeters nominal compound lens overall axial thickness, gun mount,mk-75 end item identification, doublet compound lens style, double convex and plano-concave individual lens style

Product Characteristics

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

Diameter
23.0 millimeters maximum
End Item Identification
gun mount,mk-75
Compound Lens Overall Axial Thickness
6.5 millimeters nominal
Compound Lens Style
doublet
Individual Lens Style
double convex and plano-concave
Material
glass optical
Material Document And Classification
mil-g-174 mil spec single material 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
5525890 Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-285-9705?
The FSCG of the NSN 6650-01-285-9705 is 6650
Does the NSN 6650-01-285-9705 have a Schedule B code assigned?
Yes, the Schedule B code is 9018500000
Does NSN 6650-01-285-9705 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 6650-01-285-9705 contain precious materials?
Item does not contain precious metal.
Does NSN 6650-01-285-9705 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 6650-01-285-9705 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Fri, Sep 23, 1988

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