| Item Name | Window Optical Inst |
| Federal Supply Group (FSG) | Fire Control Equipment |
| Federal Supply Class (FSC) | 1240 Optical Sighting And Ranging Equipment |
| National Item Identification Number (NIIN) | 00-171-4160 (001714160) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 278703PC12 | navair and navsea managed | window optical inst | 10001 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ZZZV | III FSC APPLICATION DATA | RANGEFINDER MK 37 MODS 5 AND 6 |
| MATL | MATERIAL | GLASS, OPTICAL, JAN-G-174, TYPE 517-645, GRADE C |
| ABMZ | DIAMETER | 39.800 MILLIMETERS MINIMUM AND 40.000 MILLIMETERS MAXIMUM |
| ABNM | THICKNESS | 3.300 MILLIMETERS MINIMUM AND 3.700 MILLIMETERS MAXIMUM |
| AGYE | SURFACE FINISH | POLISHED |
| AJEF | BEVEL DEPTH | 1.400 MILLIMETERS NOMINAL |
| BMMX | REFRACTION INDEX | 1.5170 NOMINAL |
| BMSG | POLISHED SURFACE | BOTH |
| BMSH | DISPERSION | 64.5 ANGSTROMS NOMINAL |
| BMSK | REFLECTION REDUCING SURFACE | BOTH |
| BMSM | POLISHED PERIPHERY | NOT PROVIDED |
| BMSP | BEVEL ANGLE IN DEG | 44.8333 MINIMUM AND 45.1667 MAXIMUM |
| Relevant Components for NSN - 1240-00-171-4160, 1240001714160 | ||||
| 1265-00-614-8088 (1265006148088) | 1240-01-118-9964 (1240011189964) | 1285-00-449-6275 (1285004496275) | 1270-01-119-6523 (1270011196523) | |
| 1290-01-330-1595 (1290013301595) | 1270-00-313-9175 (1270003139175) | 1280-00-868-4875 (1280008684875) | 1290-01-546-6194 (1290015466194) | |
| 1290-01-416-9390 (1290014169390) | 1290-01-069-3391 (1290010693391) | 1270-00-019-7649 (1270000197649) | 1270-00-023-3389 (1270000233389) | |
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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