The Resistor,fixed,composition, cataloged under National Stock Number 5905-00-912-6950, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-912-6950 |
| Primary Part Number | BB2245 |
| Item Name | Resistor,fixed,composition |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Rockwell Automation, Inc. Dba Rockwell Automation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Body Diameter | 0.062 INCHES NOMINAL IN |
| Electrical Resistance | 220.000 KILOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 0.875 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.125 FREE AIR |
| Ambient Temp at Full Rated Power | 70.0 CELSIUS DEGC |
| Body Length | 0.145 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 130.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.0004 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 |
NSN 5905-00-912-6950 is a Resistor,fixed,composition, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-912-6950 has 2 manufacturer part numbers on file: BB2245 (Rockwell Automation, Inc. Dba Rockwell Automation), 1137840 (Thales Uk Limited Dba Thales Uk Ltd Avionics).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-072-6666. Verify interchangeability with system specifications before substitution.
Key specifications for BB2245: Resistance Tolerance in Percent: -5.000 TO 5.000; Body Diameter: 0.062 INCHES NOMINAL IN; Electrical Resistance: 220.000 KILOHMS; Inclosure Type: ENCAPSULATED. 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.