The Resistance Element, cataloged under National Stock Number 5905-00-104-9409, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Servo Instrument Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-104-9409 |
| Primary Part Number | EW1894 |
| Item Name | Resistance Element |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Servo Instrument Corporation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -3.0 TO 3.0 |
| Electrical Resistance | 2.750 KILOHMS |
| Terminal Quantity | 2 |
| Terminal Type | SOLDER STUD |
| Unit Type | RIBBON |
| Resistor Power Dissipation Rating in Watts | 0.75 |
| Material | PLASTIC |
| 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 |
|---|---|
| EW1894 PRIMARY | Servo Instrument Corporation (USA) |
| Reference | Meaning |
|---|---|
| 218000 | 5/9 Secondary reference Maccauley Instruments Corp |
| 834153 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-104-9409 is a Resistance Element, manufactured by Servo Instrument Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-104-9409 has 1 manufacturer part number on file: EW1894 (Servo Instrument Corporation).
4 possible matches (shared part number, not a government interchangeability claim): 5210-00-202-5143, 6220-00-847-0994, 6130-01-167-8911. Verify interchangeability with system specifications before substitution.
Key specifications for EW1894: Resistance Tolerance in Percent: -3.0 TO 3.0; Electrical Resistance: 2.750 KILOHMS; Terminal Quantity: 2; Terminal Type: SOLDER STUD. 7 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.