| Item Name | Window Optical Inst |
| INC Code | 10908 |
| Federal Supply Group (FSG) | Fire Control Equipment |
| Federal Supply Class (FSC) | 1240 Optical Sighting And Ranging Equipment |
| National Item Identification Number (NIIN) | 00-599-9215 (005999215) |
| NCB Code | USA (00) |
| Manufacturer | Grayco Optical Corp, Optical Specialties, Upd Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| FEAT | Special Features | CORNERS ROUNDED W/0.460 IN. RADIUS |
| ABRY | Length | 37.940 MILLIMETERS NOMINAL |
| ABGL | Width | 23.840 MILLIMETERS NOMINAL |
| BMSG | Polished Surface | BOTH |
| BMSK | Reflection Reducing Surface | BOTH |
| BMSM | Polished Periphery | NOT PROVIDED |
| ABNM | Thickness | 3.070 MILLIMETERS NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| ZZZV | Fsc Application Data | TELESCOPE,PANORAMIC,M12 |
| BMMX | Refraction Index | 1.5170 NOMINAL |
| MATT | Material | GLASS, OPTICAL, JAN-G-174, TYPE 517-645, GRADE C |
| Relevant Components for NSN - 1240-00-599-9215, 1240005999215 | ||||
| 1240-00-382-1631 (1240003821631) | 1240-01-613-3001 (1240016133001) | 1240-01-275-0099 (1240012750099) | 1240-00-989-3555 (1240009893555) | |
| 1240-00-382-4710 (1240003824710) | 1240-01-622-6368 (1240016226368) | 1240-00-003-8406 (1240000038406) | 1240-01-086-5245 (1240010865245) | |
| 1240-01-618-7781 (1240016187781) | 1240-01-309-9289 (1240013099289) | 1240-01-217-2365 (1240012172365) | 1240-00-026-8140 (1240000268140) | |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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