The Meter,time Totalizing, cataloged under National Stock Number 6645-01-550-4586, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-550-4586 |
| Primary Part Number | M7793/1-012 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Current Type | DC |
| Mounting Flange Width | 1.310 INCHES NOMINAL IN |
| Electrical Movement Type | SYNCHRONOUS MOTOR |
| Movement Type | ELECTRICAL |
| Indicator Type | DRUM REGISTER |
| Hermetic Protection | PROVIDED |
| Unit Type | MOUNTED |
| Reset Feature | PROVIDED |
| Mounting Method | SEMIFLUSH |
| Voltage Rating | 28.0 VOLTS NOMINAL |
| Mounting Type | FLANGE |
| Terminal Type | WIRE HOOK |
| Maximum Measurement | 9999.00 |
| Flange Height | 0.870 INCHES NOMINAL IN |
| Measurement Unit | HOURS |
| Terminal Quantity | 2 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M7793/1-012 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS21341A-10 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-M-7793/1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6645-01-550-4586 is a Meter,time Totalizing, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-01-550-4586 has 3 cross-referenced part numbers: M7793/1-012 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS21341A-10 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-M-7793/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 3 known substitutes for 6645-01-550-4586: 6645-01-208-1731, 6645-01-265-8708, 6645-01-356-2271. Verify interchangeability with system specifications before substitution.
Key specifications for M7793/1-012: Current Type: DC; Mounting Flange Width: 1.310 INCHES NOMINAL IN; Electrical Movement Type: SYNCHRONOUS MOTOR; Movement Type: ELECTRICAL. 16 total characteristics are documented in the Federal Logistics Information System.