189658PC11: WINDOW,OPTICAL INSTRUMENT.
The WINDOW,OPTICAL INSTRUMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include diameter: 36.000 MILLIMETERS NOMINAL MM, material: GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED, thickness: 4.000 MILLIMETERS NOMINAL MM, polished_surface: BOTH, refraction_index: 1.5170 NOMINAL, polished_periphery: NOT PROVIDED. This part is cataloged in the U.S.
Government catalog under NSN 1240-00-641-0661, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| diameter | 36.000 MILLIMETERS NOMINAL MM |
| material | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| thickness | 4.000 MILLIMETERS NOMINAL MM |
| polished_surface | BOTH |
| refraction_index | 1.5170 NOMINAL |
| polished_periphery | NOT PROVIDED |
| fsc_application_data | RANGEFINDER MK 42,ALL MODS |
| reflection_reducing_surface | BOTH |
| material_document_and_classification | JAN-G-174, TYPE 517-645, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| NSN | 1240-00-641-0661 |
| FSC APPLICATION DATA | RANGEFINDER MK 42,ALL MODS |
| MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, TYPE 517-645, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| DIAMETER | 36.000 MILLIMETERS NOMINAL MM |
| REFLECTION REDUCING SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| MATERIAL | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| REFRACTION INDEX | 1.5170 NOMINAL |
| POLISHED SURFACE | BOTH |
| THICKNESS | 4.000 MILLIMETERS NOMINAL MM |
No substitute or cross-reference records for this part.