The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-040-7906, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallcross Inc. Government technical data includes 14 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-040-7906 |
| Primary Part Number | SP21-1646OHMSPORM1PCT |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Shallcross Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -1.000 TO 1.000 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | +0.0 TO 700.0 |
| Body Diameter | 0.188 INCHES NOMINAL IN |
| Electrical Resistance | 1.646 KILOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.875 INCHES MINIMUM IN |
| Temp Range of Temp Coefficient in Deg Celsius | +25.0 TO 100.0 |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.125 FREE AIR |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Body Length | 0.375 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 145.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SP21-1646OHMSPORM1PCT | Shallcross Inc (USA) |
| Reference | Meaning |
|---|---|
| 1274-1646OHMSPORM1PCT | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
| 965434-77 | 3/2 Design control — primary reference U.S. Government activity |
| 7007-1646OHMSPORM1PCT | 5/9 Secondary reference White Consolidated Industries Inc Universal Nolin Div |
| EP-20-1646OHMSPORM1PCT | 5/9 Secondary reference Kelvin Industries Inc |
NSN 5905-01-040-7906 is a Resistor,fixed,wire Wound, manufactured by Shallcross Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-040-7906 has 1 manufacturer part number on file: SP21-1646OHMSPORM1PCT (Shallcross Inc).
Key specifications for SP21-1646OHMSPORM1PCT: Resistance Tolerance in Percent: -1.000 TO 1.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: +0.0 TO 700.0; Body Diameter: 0.188 INCHES NOMINAL IN; Electrical Resistance: 1.646 KILOHMS. 14 specifications are 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.
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.