MIL-M-3971: METER,TIME TOTALIZING.
The METER,TIME TOTALIZING is a MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M industrial component. Key specifications include MATERIAL: ALUMINUM OR STEEL CASE, UNIT TYPE: MOUNTED, BODY DEPTH: 2.031 INCHES NOMINAL IN, CURRENT TYPE: DC, BODY DIAMETER: 2.09375 INCHES NOMINAL IN, MARKING COLOR: BLACK NUMERALS. This part is cataloged in the U.S.
Government catalog under NSN 6645-00-151-5280, 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 | ALUMINUM OR STEEL CASE |
| UNIT TYPE | MOUNTED |
| BODY DEPTH | 2.031 INCHES NOMINAL IN |
| CURRENT TYPE | DC |
| BODY DIAMETER | 2.09375 INCHES NOMINAL IN |
| MARKING COLOR | BLACK NUMERALS |
| MOUNTING TYPE | PANEL |
| MOVEMENT TYPE | ELECTRICAL |
| RESET FEATURE | NOT PROVIDED |
| TERMINAL TYPE | WIRE LEAD |
| INDICATOR TYPE | DRUM REGISTER |
| VOLTAGE RATING | 24.0 VOLTS NOMINAL |
| NSN | 6645-00-151-5280 |
| BODY DIAMETER | 2.210 INCHES MAXIMUM IN |
| INDICATOR TYPE | DRUM REGISTER |
| TERMINAL QUANTITY | 2 |
| BACKGROUND COLOR | WHITE BACKGROUND ON TENTHS WHEEL,BLACK BACKGROUND ON HOURS WHEEL |
| MOVEMENT TYPE | ELECTRICAL |
| CURRENT TYPE | AC |
| TERMINAL TYPE | SOLDER |
| MOUNTING METHOD | FLUSH |
| SMALLEST INCREMENT INDICATED | 0.10 |
| OPERATING FREQUENCY | 60.0 HERTZ NOMINAL |