The Module,crowbar, cataloged under National Stock Number 5820-01-181-3663, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5820-01-181-3663 |
| Item Name | Module,crowbar |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Status | ACTIVE |
| General Characteristics Item Description | PROVIDES OVERVOLTAGE PROTECTION FOR CONVERTER/TRACKING RECEIVER; INPUT VOLTAGES 15 VDC BIAS,NEGATIVE 15 VDC BIAS,5 VDC SENSE,NEGATIVE 20 VDC SENSE,115 VAC; OPER TEMP MINUS 10 TO POSITIVE 60 DEG C; O/A DIMS 5.0 IN. LG; 2.0 IN. W; 0.60 IN. H VDC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 42-100396-01 | 3/9 Design control — primary reference Interlink Communications Inc |
NSN 5820-01-181-3663 is a Module,crowbar, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
Key specifications for 5820-01-181-3663: General Characteristics Item Description: PROVIDES OVERVOLTAGE PROTECTION FOR CONVERTER/TRACKING RECEIVER; INPUT VOLTAGES 15 VDC BIAS,NEGATIVE 15 VDC BIAS,5 VDC SENSE,NEGATIVE 20 VDC SENSE,115 VAC; OPER TEMP MINUS 10 TO POSITIVE 60 DEG C; O/A DIMS 5.0 IN. LG; 2.0 IN. W; 0.60 IN. H VDC. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5820-01-181-3663 has DEMIL Code D. 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.