The Timer,interval, cataloged under National Stock Number 6645-01-294-5644, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hunzicker Brothers Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-294-5644 |
| Primary Part Number | 322B017A12C2 |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Hunzicker Brothers Inc |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Mounting Method | SURFACE OR FLUSH |
| Voltage in Volts | 120.0 |
| Reset Type | MANUAL |
| Timer Type | ELECTRICAL |
| Operation Method | SYNCHRONOUS MOTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 322B017A12C2 PRIMARY | Hunzicker Brothers Inc (USA) |
| Reference | Meaning |
|---|---|
| 322B017A12CS | C/1 Advisory reference — outside the item-of-supply concept Automatic Timing & Controls, Inc Dba Automatic Timing & Controls Co, Inc Div Automatic Timing and Controls, Inc |
| 322B017A12CS | 5/9 Secondary reference Automatic Timing and Controls Co Div of Sycon Corp |
NSN 6645-01-294-5644 is a Timer,interval, manufactured by Hunzicker Brothers Inc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-294-5644 has 1 manufacturer part number on file: 322B017A12C2 (Hunzicker Brothers Inc).
Key specifications for 322B017A12C2: Overall Height: 3.500 INCHES NOMINAL IN; Frequency in Hertz: 60.0; Current Type: AC; Mounting Method: SURFACE OR FLUSH. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6645-01-294-5644 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.