The Resistor,adjustable, cataloged under National Stock Number 5905-01-121-7649, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Gamble Charles T Industries Ward Leonard Resistors Div. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-121-7649 |
| Primary Part Number | 8/2VRFV223Z256 |
| Item Name | Resistor,adjustable |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Gamble Charles T Industries Ward Leonard Resistors Div |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 10.000 |
| Body Diameter | 2.000 INCHES MAXIMUM IN |
| Electrical Resistance | 56.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | TAB W/SCREW |
| Terminal Length | 0.750 INCHES MAXIMUM IN |
| Body Width | 0.500 INCHES NOMINAL IN |
| Reactance Characteristic | INDUCTIVE |
| Style Designator | RADIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 400.000 FREE AIR |
| Ambient Temp at Full Rated Power | 40.0 CELSIUS DEGC |
| Body Length | 8.500 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 375.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 01526-102B3411 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| 8/2VRFV223Z256 | Gamble Charles T Industries Ward Leonard Resistors Div (USA) |
| RR0400H2560 | Memcor Inc (USA) |
| Reference | Meaning |
|---|---|
| 102B3411P13 | 3/9 Design control — primary reference Genicom Corp |
| 26-136-56R | 5/9 Secondary reference U.S. Government activity |
| 26-136-1.56R | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5905-01-121-7649 is a Resistor,adjustable, manufactured by Gamble Charles T Industries Ward Leonard Resistors Div, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-121-7649 has 2 manufacturer part numbers on file: 8/2VRFV223Z256 (Gamble Charles T Industries Ward Leonard Resistors Div), RR0400H2560 (Memcor Inc).
Key specifications for 8/2VRFV223Z256: Resistance Tolerance in Percent: -5.000 TO 10.000; Body Diameter: 2.000 INCHES MAXIMUM IN; Electrical Resistance: 56.000 OHMS; Inclosure Type: ENCAPSULATED. 15 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.