| 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 |
| Components Related to NSN - 6650-00-251-7512, 6650002517512 | ||||
| 6625-00-183-9817 (6625001839817) | 6695-00-252-8061 (6695002528061) | 6640-01-327-4207 (6640013274207) | 6685-00-871-1188 (6685008711188) | |
| 6625-00-020-4045 (6625000204045) | 6630-01-358-7560 (6630013587560) | 6665-01-546-4284 (6665015464284) | 6625-01-289-7195 (6625012897195) | |
| 6635-01-009-8698 (6635010098698) | 6685-01-296-1847 (6685012961847) | 6625-01-105-1300 (6625011051300) | 6625-01-314-1774 (6625013141774) | |
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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