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NSN 6650-01-202-0596, 6650012020596
LENS,OPTICAL INSTRUMENT

Federal Supply Classification
FSC 6650 - Optical Instruments, Test Equipment, Components and Accessories
National Item Identification Number
NIIN 012020596
Codification Country
United States
Item Name Code
INC 21884
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 6650-01-202-0596

National Stock Number (NSN) 6650-01-202-0596, or NIIN 012020596, (lens,optical instrument) was assigned February 27, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 21884. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6650012020596 does not contain precious metals.

This NSN is associated to Schedule B 9018500000: other ophthalmic instruments and appliances and parts and accessories. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.

This information was last updated on .

Technical Characteristics

MATERIAL
(MATT) GLASS, OPTICAL, MIL-G-174, GRADE A AND GLASS, OPTICAL, MIL-G-174, GRADE B
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-G-174, GRADE A MIL SPEC 1ST MATERIAL RESPONSE AND MIL-G-174, GRADE B MIL SPEC 2ND MATERIAL RESPONSE
III MATERIAL
(MATL) GLASS, OPTICAL, MIL-G-174, GRADE A AND GLASS, OPTICAL, MIL-G-174, GRADE B
MATERIAL
(MATT) GLASS OPTICAL AND GLASS OPTICAL
MATERIAL
(MATL) GLASS, OPTICAL, MIL-G-174, GRADE A AND GLASS, OPTICAL, MIL-G-174, GRADE B
UNABLE TO DECODE
(MATL) UNABLE TO DECODE AND UNABLE TO DECODE
BACK FOCAL LENGTH
(BMMT) 4.385 INCHES
AXIAL THICKNESS
(BMLY) 0.3269 INCHES MINIMUM AND 0.3369 INCHES MAXIMUM
DIAMETER
(ABMZ) 2.498 INCHES MINIMUM AND 2.500 INCHES MAXIMUM
EQUIVALENT FOCAL LENGTH
(BMMS) 4.728 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-G-174,GRADE A MIL SPEC 1ST MATERIAL RESPONSE AND MIL-G-174,GRADE B MIL SPEC 2ND MATERIAL RESPONSE
MATERIAL
(MATT) GLASS OPTICAL
SINGLE LENS STYLE
(BMSB) MENISCUS CONVERGING
SPECIAL FEATURES
(FEAT) LENS NO. 6,BIOCULAR EYEPIECE; MATL: OPTICAL GLASS (LAFN2) PER MIL-G-174,GRADE A/B,STAIN 4,FINE ANNEAL,TYPE 744-448 (802199-43); R1,1.955 RADIUS OF LENS OUTSIDE (LEFT) SURFACE; R2,4.0645 RADIUS OF LENS INSIDE (RIGHT) SURFACE; 0.180 DIST BETWEEN BASE AND INSIDE AXIS; USED IN BIOCULAR ASSY ON COMM AND GUN DISP

Manufacturer Part Numbers

SMD805012

RNCC
3
RNVC
2
6650012020596

012020596

012020596


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