32590: HOUSING,BEARING UNIT.
Freecom is an industry pioneer in easy-to-use external storage and one of the leading European storage brands, holding many key distribution and retail partnerships throughout Europe and currently expanding in Asia. Freecom has a twenty-year history in developing and marketing high-quality, innovative storage solutions that meet the needs of consumers, professional users and small businesses. This part is cataloged in the U.S.
Government catalog under NSN 3130-00-213-0391, 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.
| material | STEEL OVERALL |
| bore_diameter | 0.5625 INCHES NOMINAL IN |
| housing_length | 1.6250 INCHES NOMINAL IN |
| shaft_end_type | CLOSED |
| housing_diameter | 1.8438 INCHES NOMINAL IN |
| special_features | EFFECTIVE DIAMETER 2.5 INCHES, CENTER THICKNESS CT 0.06 INCHES, GROOVE DENSITY 125.00 GROOVE/INCH, SUBSTRATE ACRYLIC, TRANSMISSION 92%, WAVELENGTH TANGE 400-100NM, IN |
| lens_focal_length | 66.4 MILLIMETERS NOMINAL MM |
| mounting_hole_type | ROUND, UNTHREADED |
| bolt_circle_diameter | 1.0000 INCHES NOMINAL IN |
| mounting_hole_diameter | 0.2500 INCHES NOMINAL IN |
| part_name_assigned_by_controlling_agency | FOCAL LENGTH, FRESNEL LENS |
| NSN | 3130-00-213-0391 |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| MOUNTING HOLE DIAMETER | 0.2500 INCHES NOMINAL IN |
| BOLT CIRCLE DIAMETER | 1.0000 INCHES NOMINAL IN |
| SHAFT END TYPE | CLOSED |
| SPECIAL FEATURES | TWO MTG HOLES ON OD |
| BORE DIAMETER | 0.5625 INCHES NOMINAL IN |
| MATERIAL | STEEL OVERALL |
| HOUSING LENGTH | 1.6250 INCHES NOMINAL IN |
| HOUSING DIAMETER | 1.8438 INCHES NOMINAL IN |