LEVEL,CYLINDRICAL,CIRCULAR VIAL. Key specifications include material: COPPER ALLOY, vial_type: LEVEL, design_type: SINGLE FACE, adjustability: NONADJUSTABLE, vial_quantity: 1 LEVEL, special_features: 3 MTG HOLES 0.120 IN. DIA EQUALLY SPACED ON 1.500 B.C.
DIA; U/O F/FB111 AIS PROGRAM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-298-7994, 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 | COPPER ALLOY |
| vial_type | LEVEL |
| design_type | SINGLE FACE |
| adjustability | NONADJUSTABLE |
| vial_quantity | 1 LEVEL |
| special_features | 3 MTG HOLES 0.120 IN. DIA EQUALLY SPACED ON 1.500 B.C. DIA; U/O F/FB111 AIS PROGRAM IN |
| vial_arrangement | SINGLE LEVEL |
| vial_surface_finish | UNGROUND LEVEL |
| overall_outside_dimensions | 1.750 IN. DIA BY 0.625 IN. WIDE IN |
| NSN | 5305-00-298-7994 |
| FASTENER LENGTH | 1.750 INCHES NOMINAL IN |
| THREAD QUANTITY PER INCH | 11 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL | STEEL OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL IN |
| THREAD CLASS | 2A A |
| NOMINAL THREAD DIAMETER | 0.625 INCHES IN |
| HEAD STYLE | HEXAGON |