The Timer,interval, cataloged under National Stock Number 6645-01-472-7283, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Aromat Corp. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-472-7283 |
| Primary Part Number | PM4HSD-S-AC240V |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Aromat Corp |
| Status | ACTIVE |
| Frequency in Hertz | 50.0 |
| Current Type | AC |
| Control Type | KNOB INCLUDED POINTERS |
| Precious Material | GOLD AND SILVER |
| Dial Minimum Graduation Unit | 0.04 MINUTE |
| Mounting Method | PLUG-IN |
| Voltage in Volts | 240.0 |
| Reset Type | MANUAL |
| Timer Type | ELECTRICAL |
| Switch Type | REPEAT CYCLE |
| Dial Size | 1.614 INCH DIAMETER IN |
| Control Switch Voltage in Volts | 240.0 |
| Precious Material and Location | CONTACT SURFACES GOLD AND CONTACTS SILVER |
| Current Rating | 10.000 AMPERES |
| Material | PLASTIC CASE |
| Furnished Items | AUTOMATIC ELECTRIC CIRCUIT CONTROL SWITCH |
| Operation Method | SYNCHRONOUS MOTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PM4HSD-S-AC240V PRIMARY | Aromat Corp (USA) |
NSN 6645-01-472-7283 is a Timer,interval, manufactured by Aromat Corp, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-472-7283 has 1 manufacturer part number on file: PM4HSD-S-AC240V (Aromat Corp).
Key specifications for PM4HSD-S-AC240V: Overall Height: 1.890 INCHES NOMINAL IN; Frequency in Hertz: 50.0; Current Type: AC; Control Type: KNOB INCLUDED POINTERS. 17 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.
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.