The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-252-2797, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-252-2797 |
| Primary Part Number | SP21W1331-289 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Shallcross Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.100 TO 0.100 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -8.0 TO 8.0 |
| Body Diameter | 0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| Electrical Resistance | 10.000 KILOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 145.0 |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.080 FREE AIR |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Body Length | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 145.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.012 CUBIC INCHES |
| Test Data Document | 82577-955550 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 |
|---|---|
| SP21W1331-289 | Shallcross Inc (USA) |
| Reference | Meaning |
|---|---|
| 0A-10000K-B | 5/9 Secondary reference Kelvin Industries Inc |
| 955550-289 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5905-01-252-2797 is a Resistor,fixed,wire Wound, manufactured by Shallcross Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-252-2797 has 1 manufacturer part number on file: SP21W1331-289 (Shallcross Inc).
Key specifications for SP21W1331-289: Resistance Tolerance in Percent: -0.100 TO 0.100; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -8.0 TO 8.0; Body Diameter: 0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN; Electrical Resistance: 10.000 KILOHMS. 16 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.