The Timer,interval, cataloged under National Stock Number 6645-01-138-1683, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-138-1683 |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Current Type | DC |
| Control Type | AUTOMATIC |
| Voltage in Volts | 25.0 |
| Reset Type | ANY ACCEPTABLE |
| 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 |
| Reference | Meaning |
|---|---|
| CZ-106 | 5/9 Secondary reference Te Connectivity Corporation |
| 1800-S710-1 | 3/9 Design control — primary reference Hi-G Co Inc Sub of Nytronics Inc |
| B-31151-P1 | 5/9 Secondary reference U.S. Government activity |
| 2887826-1 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 6645-01-138-1683 is a Timer,interval, classified under FSC 6645, Time Measuring Instruments. Status: active.
Key specifications for 6645-01-138-1683: Overall Height: 1.710 INCHES NOMINAL IN; Current Type: DC; Control Type: AUTOMATIC; Voltage in Volts: 25.0. 5 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.