The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-100-7784, 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 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-100-7784 |
| Primary Part Number | 0R40-3427 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Memcor Inc |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Electrical Resistance | 20.000 KILOHMS |
| Inclosure Type | ENCAPSULATED |
| Mounting Hole Size | 0.196 INCHES NOMINAL IN |
| Terminal Type | TAB, SOLDER LUG |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.750 INCHES NOMINAL IN |
| Terminal Length | 0.625 INCHES NOMINAL IN |
| Body Width | 1.000 INCHES NOMINAL IN |
| Style Designator | TERMINALS ONE EDGE |
| Power Dissipation Rating in Watts | 40.000 FREE AIR |
| Ambient Temp at Full Rated Power | 40.0 CELSIUS DEGC |
| Body Length | 2.000 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 340.0 |
| 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 |
|---|---|
| 0R40-3427 PRIMARY | Memcor Inc (USA) |
| Reference | Meaning |
|---|---|
| 2BR | 5/9 Secondary reference Memcor Inc |
| AS115A | 5/9 Secondary reference Memcor Inc |
NSN 5905-00-100-7784 is a Resistor,fixed,wire Wound, manufactured by Memcor Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-100-7784 has 1 manufacturer part number on file: 0R40-3427 (Memcor Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3413-01-004-2750, 5895-01-276-8161. Verify interchangeability with system specifications before substitution.
Key specifications for 0R40-3427: Resistance Tolerance in Percent: -5.000 TO 5.000; Electrical Resistance: 20.000 KILOHMS; Inclosure Type: ENCAPSULATED; Mounting Hole Size: 0.196 INCHES NOMINAL IN. 14 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.