The Timer,sequential, cataloged under National Stock Number 6645-01-477-1140, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Goodrich Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Timer,sequential |
| FSC / FSG | 6645 — Time Measuring Instruments (FSG 66) |
| Manufacturers | Goodrich Corporation (CAGE 0AJJ0); Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (CAGE 74703) |
| Parameter | Value |
|---|---|
| NSN | 6645-01-477-1140 |
| Primary Part Number | 4D2037-06 |
| Item Name | Timer,sequential |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4D2037-06 PRIMARY | Goodrich Corporation (USA) |
| 4D2037-06 | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (USA) |
| Reference | Meaning |
|---|---|
| 6645PL2064233 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10193943 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 6645-01-477-1140 is a Timer,sequential, manufactured by Goodrich Corporation, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-477-1140 has 2 manufacturer part numbers on file: 4D2037-06 (Goodrich Corporation), 4D2037-06 (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc).
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 6645-01-477-1140 has DEMIL Code Q. 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.