6650-01-202-0595

Find complete technical information, availability, and procurement data for: 6650-01-202-0595
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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

6650-01-202-0595

Item Name Code

21884

Assigment Date

02/27/1985 (41 years ago)

An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes:reticle, optical instrument.

0.591 inches minimum and 0.601 inches maximum axial thickness, 2.442 inches equivalent focal length, 2.198 inches minimum and 2.200 inches maximum diameter, meniscus converging single lens style, 2.044 inches back focal length

Product Characteristics

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

Diameter: 2.198 inches minimum and 2.200 inches maximum
Axial Thickness: 0.591 inches minimum and 0.601 inches maximum
Equivalent Focal Length: 2.442 inches
Back Focal Length: 2.044 inches
Single Lens Style: meniscus converging
Special Features: lens no. 7,biocular eyepiece; matl: optical glass (lafn2) per mil-g-174,type 744-448,grade a/b,stain 4,fine anneal (802199-44); r1,1.5609 radius of lens outside (left) surface; r2,9.079 radius of lens inside (right) surface; 0.050 dist between base and inside axis; used in biocular assy on comm and gun disp
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-805013	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-202-0595?

The FSCG of the NSN 6650-01-202-0595 is 6650

Does the NSN 6650-01-202-0595 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-202-0595 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 6650-01-202-0595 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-202-0595 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 6650-01-202-0595 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Wed, Feb 27, 1985