| Item Name | Lens Optical Instru |
| 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) | 00-251-7512 (002517512) |
| NCB Code | USA (00) |
| Manufacturer | General Scientific Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ZZZV | Fsc Application Data | TRAINER,TANK GUNNERY |
| BMMX | Refraction Index | 1.5230 NOMINAL |
| BMMZ | Abbe Constant | 58.6 |
| BMSB | Single Lens Style | PLANO-CONVEX |
| FEAT | Special Features | EDGES BEVELED 0.005 TO 0.010 IN. BY 45 DEG. RIM AND BEVELED EDGES GROUND. |
| MATT | Material | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE B, TYPE 523-586 |
| ABMZ | Diameter | 0.557 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| BMMS | Equivalent Focal Length | 3.176 INCHES |
| BMMT | Back Focal Length | 3.098 INCHES |
| CTKW | Element Left Surface Radius | 1.661 INCHES |
| BMLY | Axial Thickness | 0.108 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| Relevant Components for NSN - 6650-00-251-7512, 6650002517512 | ||||
| 6685-01-496-6945 (6685014966945) | 6625-00-991-5146 (6625009915146) | 6695-01-165-6856 (6695011656856) | 6680-01-394-7022 (6680013947022) | |
| 6625-01-522-6958 (6625015226958) | 6685-00-756-9537 (6685007569537) | 6615-01-509-3109 (6615015093109) | 6605-01-382-7819 (6605013827819) | |
| 6625-00-133-7757 (6625001337757) | 6685-00-282-6671 (6685002826671) | 6685-01-611-3893 (6685016113893) | 6625-00-543-2919 (6625005432919) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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