6650-01-188-8028

Find complete technical information, availability, and procurement data for: 6650-01-188-8028

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6650-01-188-8028
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6650-01-188-8028
Item Name Code
21884
Assigment Date
09/07/1984 (41 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.

binocular eyepiece usage design, meniscus diverging single lens style, 0.140 inches nominal axial thickness, 3.350 inches nominal diameter, unable to decode cubic measure

Product Characteristics

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

Diameter
3.350 inches nominal
Cubic Measure
unable to decode
Usage Design
binocular eyepiece
Axial Thickness
0.140 inches nominal
Single Lens Style
meniscus diverging
Special Features
material is type 785258,strain c,fine annealed
Material
glass optical
Material Document And Classification
mil-g-174,grade a mil spec 1st material response and mil-g-174,grade b mil spec 2nd 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
SM-D-805008 Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-188-8028?
The FSCG of the NSN 6650-01-188-8028 is 6650
Does the NSN 6650-01-188-8028 have a Schedule B code assigned?
Yes, the Schedule B code is 9018500000
Does NSN 6650-01-188-8028 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 6650-01-188-8028 contain precious materials?
Item does not contain precious metal.
Does NSN 6650-01-188-8028 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 6650-01-188-8028 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Fri, Sep 7, 1984

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