The Portable Thermocoup, cataloged under National Stock Number 4920-01-348-8902, 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 Palmer Wahl Instruments Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-01-348-8902 |
| Primary Part Number | 2500MVX |
| Item Name | Portable Thermocoup |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Palmer Wahl Instruments Inc. |
| Status | ACTIVE |
| Unpackaged Unit Weight | 298.0 GRAMS G |
| 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 |
|---|---|
| 2500MVX PRIMARY | Palmer Wahl Instruments Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2500MVX | 5/9 Secondary reference Wahl Instruments Inc Pyrodyne Div |
NSN 4920-01-348-8902 is a Portable Thermocoup, manufactured by Palmer Wahl Instruments Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-348-8902 has 1 manufacturer part number on file: 2500MVX (Palmer Wahl Instruments Inc.).
Key specifications for 2500MVX: Overall Height: 1.000 INCHES NOMINAL IN; Overall Length: 6.000 INCHES NOMINAL IN; Overall Width: 3.000 INCHES NOMINAL IN; Special Features: LCD; 9V POWER; 50 HOUR BATTERY LIFE; M100 DEG/2500 DEG F; AMBIENT OPERATING RANGE 0 DEG/120 DEG F V. 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 4920-01-348-8902 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.