The Relay Breakout Harn, cataloged under National Stock Number 4940-01-573-0843, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Nd Defense Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Relay Breakout Harn |
| FSC / FSG | 4940 — Miscellaneous Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Aerobase Group Inc (CAGE 74B05); Nd Defense Llc (CAGE 338X5); Wbparts Inc (CAGE 46PU2) |
| Parameter | Value |
|---|---|
| NSN | 4940-01-573-0843 |
| Primary Part Number | 3908402C1 |
| Item Name | Relay Breakout Harn |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Nd Defense Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ZTSE4596 | Aerobase Group Inc (USA) |
| 3908402C1 PRIMARY | Nd Defense Llc (USA) |
| ZTSE4596 | Wbparts Inc (USA) |
| Reference | Meaning |
|---|---|
| ZTSE4596 | 5/9 Secondary reference Nd Defense Llc |
| ZTSE4596 | 3/9 Design control — primary reference Bosch Automotive Service Solutions Inc. |
| ZTSE4596 | 5/9 Secondary reference Bosch Rexroth Corporation Div Mobile Hydraulics Division |
NSN 4940-01-573-0843 is a Relay Breakout Harn, manufactured by Nd Defense Llc, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-573-0843 has 3 manufacturer part numbers on file: ZTSE4596 (Aerobase Group Inc), 3908402C1 (Nd Defense Llc), ZTSE4596 (Wbparts Inc).
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 4940-01-573-0843 has DEMIL Code B. 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.