The Resistor,fixed,wire Wound,induct, cataloged under National Stock Number 5905-00-644-5228, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Memcor Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-644-5228 |
| Primary Part Number | 2BR1OROJ |
| Item Name | Resistor,fixed,wire Wound,induct |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Memcor Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000-5.000 TO 5.000 |
| Electrical Resistance | 10.000 OHMS10.000 OHMS |
| Inclosure Type | ENCAPSULATEDENCAPSULATED |
| Mounting Hole Size | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN |
| Terminal Type | TAB, SOLDER LUG |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.626 INCHES NOMINAL1.626 INCHES NOMINAL IN |
| Terminal Length | 0.438 INCHES NOMINAL0.438 INCHES NOMINAL IN |
| Body Width | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Style Designator | TERMINALS ONE EDGE |
| Section Nominal Resistance | 5.000 OHMS EACH SECTION |
| Power Dissipation Rating in Watts | 31.000 HEAT SINK31.000 HEAT SINK |
| Ambient Temp at Full Rated Power | 25.0 CELSIUS25.0 CELSIUS DEGC |
| Body Length | 2.031 INCHES NOMINAL2.031 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 275.0275.0 |
| Fixed Tap Terminal Type | TAB, SOLDER LUG |
| Fixed Tap Quantity | 11 |
| Reliability Indicator | NOT ESTABLISHEDNOT ESTABLISHED |
| Terminal Width | 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2BR1OROJ PRIMARY | Memcor Inc (USA) |
| Reference | Meaning |
|---|---|
| 2BR1OROJ | 5/9 Secondary reference Mellowes Co Div of Charter Mfg Co Inc |
NSN 5905-00-644-5228 is a Resistor,fixed,wire Wound,induct, manufactured by Memcor Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-644-5228 has 1 manufacturer part number on file: 2BR1OROJ (Memcor Inc).
Key specifications for 2BR1OROJ: Resistance Tolerance in Percent: -5.000 TO 5.000-5.000 TO 5.000; Electrical Resistance: 10.000 OHMS10.000 OHMS; Inclosure Type: ENCAPSULATEDENCAPSULATED; Mounting Hole Size: 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN. 18 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.