| Item Name | Window Optical Inst |
| 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) | 00-816-6525 (008166525) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| AJEF | BEVEL DEPTH | 1.500 MILLIMETERS NOMINAL |
| BMMX | REFRACTION INDEX | 1.5170 NOMINAL |
| BMSM | POLISHED PERIPHERY | NOT PROVIDED |
| ABNM | THICKNESS | 3.000 MILLIMETERS NOMINAL |
| BMSK | REFLECTION REDUCING SURFACE | BOTH |
| ABMZ | DIAMETER | 57.500 MILLIMETERS NOMINAL |
| BMSP | BEVEL ANGLE IN DEG | 45.000 NOMINAL |
| BMSG | POLISHED SURFACE | BOTH |
| MATL | MATERIAL | GLASS, OPTICAL, JAN-G-174, TYPE 517-645, GRADE C |
| ZZZV | III FSC APPLICATION DATA | FIRE CONTROL GUNSIGHT MK 31 MOD 4 |
| Relevant Components for NSN - 6650-00-816-6525, 6650008166525 | ||||
| 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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