The Monitor,phase, cataloged under National Stock Number 4920-01-073-5289, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Henley Marine, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-073-5289 |
| Primary Part Number | 27859300 |
| Item Name | Monitor,phase |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Henley Marine, Inc |
| Status | ACTIVE |
| FSC Application Data | TEST STAND,AIRCRAFT |
| 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 |
NSN 4920-01-073-5289 is a Monitor,phase, manufactured by Henley Marine, Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-073-5289 has 2 manufacturer part numbers on file: 79-6-0-1 (Celtech Corporation Div Use CAGE 65552 for All Orders), 27859300 (Henley Marine, Inc).
Key specifications for 27859300: FSC Application Data: TEST STAND,AIRCRAFT; Special Features: 18.375 IN. W; 3.500 IN. H; BY 15.000 IN.; SPECIFICATIONS: INPUTS VIBRATION,6 CHANNELS; FUEL FLOW,3 TURBINES; HYDRAULIC,2 TURBINES; TACHOMETER,NI AUXILIARY,N2; DISPLAY CATHODE RAY TUBE; MONITOR,BWC FOR EXTERNAL PICKUP; POWER 105-125 VAC 60 HZ 20 W; SWEEP RANGE SLOW,SIGNALS TO 200 HZ; MEDIUM,SIGNALS TO 2KHZ; FAST,SIGNALS TO 20 KHZ; COMPANY ITEM NAME--SIGNAL MONITOR, DISPLAY KHz. 1 specification is documented in the U.S. Government catalog.
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 4920-01-073-5289 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.