The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-267-9255, 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 13 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. Current acquisition status: Active.
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 — Resistor (FSG 59) |
| Manufacturers | Shallcross Inc (CAGE 54294) |
| Parameter | Value |
|---|---|
| NSN | 5905-01-267-9255 |
| Primary Part Number | R820-495ROC |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Shallcross Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.250 TO 0.250 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -10.0 TO 10.0 |
| Body Diameter | 0.275 INCHES NOMINAL IN |
| Electrical Resistance | 495.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 125.0 |
| Style Designator | AXIAL TERMINALS ONE END |
| Power Dissipation Rating in Watts | 0.250 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 |
| Test Data Document | 88818-C600011500 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) AND 88818-C600011711 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| R820-495ROC PRIMARY | Shallcross Inc (USA) |
NSN 5905-01-267-9255 is a Resistor,fixed,wire Wound, manufactured by Shallcross Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-267-9255 has 1 manufacturer part number on file: R820-495ROC (Shallcross Inc).
Key specifications for R820-495ROC: Resistance Tolerance in Percent: -0.250 TO 0.250; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -10.0 TO 10.0; Body Diameter: 0.275 INCHES NOMINAL IN; Electrical Resistance: 495.000 OHMS. 13 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.