The Timer,interval, cataloged under National Stock Number 6645-01-209-0264, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Stoelting Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Timer,interval |
| FSC / FSG | 6645 — Time Measuring Instruments (FSG 66) |
| Manufacturers | Stoelting Llc (CAGE 58411) |
| Parameter | Value |
|---|---|
| NSN | 6645-01-209-0264 |
| Primary Part Number | 688078 |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Stoelting Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 688078 PRIMARY | Stoelting Llc (USA) |
| Reference | Meaning |
|---|---|
| 739549 | 5/9 Secondary reference Stoelting Llc |
| BR3-9A6-00 | 3/9 Design control — primary reference Gulf and Western Mfg Co Eagle Signal Systems Div |
NSN 6645-01-209-0264 is a Timer,interval, manufactured by Stoelting Llc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-209-0264 has 1 manufacturer part number on file: 688078 (Stoelting Llc).
1 possible match (shared part number, not a government interchangeability claim): 6645-01-222-7268. Verify interchangeability with system specifications before substitution.
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.