The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-310-4550, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Precision Resistor Co 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-310-4550 |
| Primary Part Number | HR255N-27R62T |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Precision Resistor Co Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.010 TO 0.010 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -5.0 TO 5.0 |
| Body Diameter | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Electrical Resistance | 27.620 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.250 FREE AIR |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Body Length | 0.264 INCHES MINIMUM AND 0.326 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 145.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.020 CUBIC INCHES |
| 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 |
|---|---|
| HR255N-27R62T PRIMARY | Precision Resistor Co Inc (USA) |
NSN 5905-01-310-4550 is a Resistor,fixed,wire Wound, manufactured by Precision Resistor Co Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-310-4550 has 1 manufacturer part number on file: HR255N-27R62T (Precision Resistor Co Inc).
Key specifications for HR255N-27R62T: Resistance Tolerance in Percent: -0.010 TO 0.010; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -5.0 TO 5.0; Body Diameter: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Electrical Resistance: 27.620 OHMS. 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.