| Item Name | Lens Optical Instru |
| INC Code | 21884 |
| Federal Supply Group (FSG) | Instruments And Laboratory Equipment |
| Federal Supply Class (FSC) | 6650 Optical Instruments Test Equipment Components And Accessories |
| National Item Identification Number (NIIN) | 00-155-1614 (001551614) |
| NCB Code | USA (00) |
| Manufacturer | Keuffel And Esser Co, Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| BMMZ | ABBE CONSTANT | 63.400 |
| CTKX | ELEMENT RIGHT SURFACE RADIUS | 0.0 MILLIMETERS |
| ABMZ | DIAMETER | 43.0 MILLIMETERS NOMINAL |
| AGAV | III END ITEM IDENTIFICATION | PERISCOPE MK20 |
| BMMX | REFRACTION INDEX | 1.5110 NOMINAL |
| BMLY | AXIAL THICKNESS | 4.3 MILLIMETERS NOMINAL |
| BMMT | BACK FOCAL LENGTH | 21.530 CENTIMETERS |
| CTKW | ELEMENT LEFT SURFACE RADIUS | 111.5 MILLIMETERS |
| BMSB | SINGLE LENS STYLE | PLANO-CONVEX |
| MATL | MATERIAL | GLASS, BOROSILICATE CROWN |
| BMMS | EQUIVALENT FOCAL LENGTH | 21.820 CENTIMETERS |
| BMMW | FRONT FOCAL LENGTH | 21.820 CENTIMETERS |
| Relevant Components for NSN - 6650-00-155-1614, 6650001551614 | ||||
| 6650-01-417-1423 (6650014171423) | 6650-01-502-8623 (6650015028623) | 6650-01-020-5048 (6650010205048) | 6650-01-433-5949 (6650014335949) | |
| 6650-01-315-9654 (6650013159654) | 6650-01-564-2415 (6650015642415) | 6650-01-558-7993 (6650015587993) | 6650-01-067-0129 (6650010670129) | |
| 6650-01-248-9081 (6650012489081) | 6650-01-311-9011 (6650013119011) | 6650-00-210-4388 (6650002104388) | 6650-01-092-8434 (6650010928434) | |
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