The Meter,time Totalizing, cataloged under National Stock Number 6645-01-052-4046, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 18 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-052-4046 |
| Primary Part Number | 17720 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Simpson Electric Company, Inc. |
| Status | ACTIVE |
| Electrical Movement Type | SYNCHRONOUS MOTOR |
| Measurement Unit | HOURS |
| Terminal Quantity | 2 |
| Terminal Type | THREADED STUD |
| Mounting Method | FLUSH |
| Mounting Type | FLANGE |
| Background Color | WHITE BACKGROUND ON HOURS AND TENTHS OF HOUR WHEELS |
| Operating Frequency | 60.0 HERTZ NOMINAL |
| Voltage Rating | 120.0 VOLTS NOMINAL |
| Current Type | AC |
| Indicator Type | DRUM REGISTER |
| Movement Type | ELECTRICAL |
| Smallest Increment Indicated | 0.10 |
| Unit Type | MOUNTED |
| Maximum Measurement | 99999.90 |
| Marking Color | BLACK NUMERAL FOR HOURS AND TENTHS OF HOUR |
| Body Diameter | 2.730 INCHES NOMINAL IN |
| Mounting Flange Width | 3.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2153ET120V60HZ | Simpson Co Inc (USA) |
| 17720 PRIMARY | Simpson Electric Company, Inc. (USA) |
| 17720 | Simpson Co Inc (USA) |
NSN 6645-01-052-4046 is a Meter,time Totalizing, manufactured by Simpson Electric Company, Inc., classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-01-052-4046 has 3 cross-referenced part numbers: 2153ET120V60HZ (Simpson Co Inc), 17720 (Simpson Electric Company, Inc.), 17720 (Simpson Co Inc).
There are 7 known substitutes for 6645-01-052-4046: 5310-00-235-9653, 5330-00-358-5759, 5962-01-076-6625 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 17720: Electrical Movement Type: SYNCHRONOUS MOTOR; Measurement Unit: HOURS; Terminal Quantity: 2; Terminal Type: THREADED STUD. 18 total characteristics are documented in the Federal Logistics Information System.