NSN 1240-00-864-2931 · NIIN 008642931 · FSC 1240
NO DASHES 1240008642931
In Stock
WINDOW,OPTICAL INSTRUMENT
Optical Sighting and Ranging Equipment
Technical characteristics
13 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| ABRY | LENGTH | INCHES MINIMUM 1.557 AND INCHES MAXIMUM 1.562 |
| BMSG | POLISHED SURFACE | BOTH |
| ABNM | THICKNESS | INCHES MINIMUM 0.190 AND INCHES MAXIMUM 0.200 |
| BMMX | REFRACTION INDEX | NOMINAL 1.5170 |
| BMSK | REFLECTION REDUCING SURFACE | BOTH |
| ZZZV | FSC APPLICATION DATA | TELESCOPE,PANORAMIC |
| MATT | MATERIAL | LOCATION NOT OTHERWISE SPECIFIED GLASS OPTICAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | LOCATION NOT OTHERWISE SPECIFIED MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-174, CLASS 1, GRADE C, TYE 517-645 |
| BMSH | DISPERSION | ANGSTROMS NOMINAL 64.5 |
| ABGL | WIDTH | INCHES MINIMUM 0.990 AND INCHES MAXIMUM 1.000 |
| BMSP | BEVEL ANGLE IN DEG | MINIMUM 42.000 AND MAXIMUM 48.000 |
| FEAT | SPECIAL FEATURES | ALL CORNERS WITH A 0.310 IN. RADIUS |
| AJEF | BEVEL DEPTH | INCHES MINIMUM 0.020 AND INCHES MAXIMUM 0.030 |
Cross-references
1 manufacturer part number on file for this NSN — each shown against the CAGE code it belongs to.
| Manufacturer part number | CAGE |
|---|---|
| 7660439 | 19200 |