The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-386-7978, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Memcor Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-386-7978 |
| Primary Part Number | 3406 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — No Item Name Available |
| Manufacturer | Memcor Inc |
| Status | ACTIVE |
| Power Dissipation Rating in Watts | 40.000 FREE AIR |
| Reactance Characteristic | INDUCTIVE |
| Ambient Temp at Full Rated Power | 40.0 CELSIUS DEGC |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.750 INCHES NOMINAL IN |
| Body Width | 1.000 INCHES NOMINAL IN |
| Terminal Length | 0.438 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 340.0 |
| Inclosure Type | ENCAPSULATED |
| Body Height | 0.312 INCHES NOMINAL IN |
| Style Designator | TERMINALS ONE EDGE |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type | TAB, SOLDER LUG |
| Body Length | 2.000 INCHES NOMINAL IN |
| Mounting Hole Size | 0.196 INCHES NOMINAL IN |
| Electrical Resistance | 25.000 OHMS |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 280-7221P2 | Raytheon Company Div Corp (USA) |
| 280-7221P2 | Raytheon Company (USA) |
| 3406 PRIMARY | Memcor Inc (USA) |
| 280-7221P2 | Raytheon Company Dba Raytheon Co (USA) |
NSN 5905-00-386-7978 is a Resistor,fixed,wire Wound, manufactured by Memcor Inc, classified under FSC 5905 (No Item Name Available). Status: active.
NSN 5905-00-386-7978 has 4 cross-referenced part numbers: 280-7221P2 (Raytheon Company Div Corp), 280-7221P2 (Raytheon Company), 3406 (Memcor Inc), 280-7221P2 (Raytheon Company Dba Raytheon Co).
There are 12 known substitutes for 5905-00-386-7978: 6520-00-140-7663, 6240-00-143-3059, 3110-00-144-8528 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3406: Power Dissipation Rating in Watts: 40.000 FREE AIR; Reactance Characteristic: INDUCTIVE; Ambient Temp at Full Rated Power: 40.0 CELSIUS DEGC; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.750 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.