The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-138-0870, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Unison Industries Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-138-0870 |
| Primary Part Number | ERMX03B5004 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -10.000 TO 10.000 |
| Body Diameter | 0.420 INCHES MAXIMUM IN |
| Electrical Resistance | 5.000 MEGOHMS |
| 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 | 1.000 FREE AIR |
| Body Length | 1.125 INCHES MAXIMUM IN |
| 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 |
|---|---|
| ERMX03B5004 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| MD-22 | 5/9 Secondary reference U.S. Government activity |
| 10-88909-2 | 5/9 Secondary reference Unison Industries Llc |
| 10-88909-2 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
| C-177A-HT | 5/9 Secondary reference U.S. Government activity |
| CDH1-HT | 5/1 Secondary reference Texas Instruments Incorporated |
NSN 5905-00-138-0870 is a Resistor,fixed,wire Wound, manufactured by Unison Industries Llc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-138-0870 has 1 manufacturer part number on file: ERMX03B5004 (Unison Industries Llc).
Key specifications for ERMX03B5004: Resistance Tolerance in Percent: -10.000 TO 10.000; Body Diameter: 0.420 INCHES MAXIMUM IN; Electrical Resistance: 5.000 MEGOHMS; Inclosure Type: ENCAPSULATED. 10 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.