The 639919 is a the manufacturer industrial component. Key specifications include material: FIBER AND RUBBER BODY, performance_type: STANDARD CAPACITY, style_designator: PLAIN, nominal_pitch_length: 51.800 INCHES IN, strengthening_feature: FIBER CORD. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-378-1330, 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 | FIBER AND RUBBER BODY |
| belt_quantity | 2 |
| performance_type | STANDARD CAPACITY |
| style_designator | PLAIN |
| cross-sectional_size | B |
| nominal_pitch_length | 51.800 INCHES IN |
| strengthening_feature | FIBER CORD |
| NSN | 6625-00-378-1330 |
| SCALE GRADUATION TYPE | NONLINEAR SINGLE INDICATOR SINGLE RANGE |
| MATERIAL | STEEL CORROSION RESISTING |
| MOUNTING BOLT CIRCLE DIAMETER | 3.160 INCHES NOMINAL IN |
| MOUNTING HOLE DIAMETER | 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| ENVIRONMENTAL PROTECTION | COLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT |
| SPECIAL FEATURES | RUGGEDIZED |
| NUCLEAR HARDNESS CRITICAL FEATURE | NONHARDENED |
| MOVEMENT TYPE | MOVING IRON VANE |
| SPECIAL TEST FEATURES | CONFORMS TO MIL-M-10304/13 |
| STYLE DESIGNATOR | ROUND FLUSH MTG |