The Timer,interval, cataloged under National Stock Number 6645-01-301-8802, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Dynapar Corp Div Specialty Product Technologies. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6645-01-301-8802 |
| Primary Part Number | HM55A624222 |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Dynapar Corp Div Specialty Product Technologies |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Voltage in Volts | 120.0 |
| Timer Type | ELECTRICAL |
| 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 |
|---|---|
| HM55A624222 PRIMARY | Dynapar Corp Div Specialty Product Technologies (USA) |
| Reference | Meaning |
|---|---|
| HM55A6242220 | 5/9 Secondary reference Gulf and Western Mfg Co Eagle Signal Systems Div |
| BULLETIN 130 | 5/9 Secondary reference Gulf and Western Mfg Co Eagle Signal Systems Div |
NSN 6645-01-301-8802 is a Timer,interval, manufactured by Dynapar Corp Div Specialty Product Technologies, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-301-8802 has 1 manufacturer part number on file: HM55A624222 (Dynapar Corp Div Specialty Product Technologies).
Key specifications for HM55A624222: Frequency in Hertz: 60.0; Current Type: AC; Voltage in Volts: 120.0; Timer Type: ELECTRICAL. 4 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.