The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-925-5505, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-925-5505 |
| Primary Part Number | 63A6A2-56R00B21 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.100 TO 0.100 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -15.0 TO 15.0 |
| Body Diameter | 0.219 INCHES NOMINAL IN |
| Electrical Resistance | 56.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 145.0 |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.250 FREE AIR |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Body Length | 0.531 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 |
|---|---|
| HR22-56OHMSPORM0.1PCT | Shallcross Inc (USA) |
| 7S16A-56OHMSPORM0.1PCT | Prime Technology Llc (USA) |
| 63A6A2-56R00B21 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 100-56OHMSPORM0 1PCT | Micro-Ohm Corporation (USA) |
| Reference | Meaning |
|---|---|
| 7S16A-56OHMSPORM0.1PCT | 5/9 Secondary reference General Resistance Inc Sub of Prime Technology Inc |
| 1189-P-56OHMSPORM0.1PCT | 5/9 Secondary reference Kelvin Industries Inc |
| R-1441-56OHMSPORM0.1PCT | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
NSN 5905-00-925-5505 is a Resistor,fixed,wire Wound, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-925-5505 has 4 manufacturer part numbers on file: HR22-56OHMSPORM0.1PCT (Shallcross Inc), 7S16A-56OHMSPORM0.1PCT (Prime Technology Llc), 63A6A2-56R00B21 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 100-56OHMSPORM0 1PCT (Micro-Ohm Corporation).
Key specifications for 63A6A2-56R00B21: Resistance Tolerance in Percent: -0.100 TO 0.100; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -15.0 TO 15.0; Body Diameter: 0.219 INCHES NOMINAL IN; Electrical Resistance: 56.000 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.