3000042: WINDOW,OPTICAL INSTRUMENT.
Rexel Crystalfile™ Flexifile Suspension Files are brightly colour coded for easy identification. With manilla covered runners to protect surfaces and fingers plus pre-cut tab locators, they come in boxes of 50, complete with multi-positionable Flexitabs and inserts. This part is cataloged in the U.S.
Government catalog under NSN 1240-00-641-0657, 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 | 49.000 MILLIMETERS NOMINAL MM |
| material | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| thickness | 5.000 MILLIMETERS NOMINAL MM |
| bevel_depth | 3.750 MILLIMETERS NOMINAL MM |
| polished_surface | BOTH |
| refraction_index | 1.5171 NOMINAL |
| bevel_angle_in_deg | 30.000 NOMINAL |
| polished_periphery | NOT PROVIDED |
| fsc_application_data | TELESCOPE MK 77 MOD 0 |
| 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 | 1240-00-641-0657 |
| FSC APPLICATION DATA | TELESCOPE MK 77 MOD 0 |
| BEVEL DEPTH | 3.750 MILLIMETERS NOMINAL MM |
| MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, TYPE 517-645, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| DIAMETER | 49.000 MILLIMETERS NOMINAL MM |
| REFLECTION REDUCING SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| BEVEL ANGLE IN DEG | 30.000 NOMINAL |
| MATERIAL | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| REFRACTION INDEX | 1.5171 NOMINAL |
| POLISHED SURFACE | BOTH |
No substitute or cross-reference records for this part.