The Contact,interrupter, cataloged under National Stock Number 6940-00-324-2249, is classified within Federal Supply Class 6940 (Communication Training Devices) of the Training Aids and Devices group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Contact,interrupter |
| FSC / FSG | 6940 — Communication Training Devices (FSG 69) |
| Parameter | Value |
|---|---|
| NSN | 6940-00-324-2249 |
| Item Name | Contact,interrupter |
| FSC / FSG | 6940 / 69 — Communication Training Devices |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 890501 | 3/9 Design control — primary reference L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 6940-00-324-2249 is a Contact,interrupter, classified under FSC 6940, Communication Training Devices. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 9905-01-040-9857, 5342-01-408-4090. 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.