The Resistor,fixed,composition, cataloged under National Stock Number 5905-00-958-4037, 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 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-958-4037 |
| Primary Part Number | CB1255 |
| 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 | 0.090 INCHES NOMINAL IN |
| Electrical Resistance | 1.200 MEGOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.250 FREE AIR |
| Ambient Temp at Full Rated Power | 70.0 CELSIUS DEGC |
| Body Length | 0.250 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 150.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 00752-146493 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 |
|---|---|
| 0683-1255 | Keysight Technologies Inc (USA) |
| 146493-20 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| CB1255 PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
| Reference | Meaning |
|---|---|
| 10168401 | 5/9 Secondary reference Systron-Donner Corp Microwave/instrument Div |
| 0683-1255 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0683-1255 | 5/9 Secondary reference Keysight Technologies, Inc. |
| R-25J | 5/9 Secondary reference R-Ohm Corp |
NSN 5905-00-958-4037 is a Resistor,fixed,composition, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-958-4037 has 3 manufacturer part numbers on file: 0683-1255 (Keysight Technologies Inc), 146493-20 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), CB1255 (Rockwell Automation, Inc. Dba Rockwell Automation).
Key specifications for CB1255: Resistance Tolerance in Percent: -5.000 TO 5.000; Body Diameter: 0.090 INCHES NOMINAL IN; Electrical Resistance: 1.200 MEGOHMS; Inclosure Type: ENCAPSULATED. 12 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.