The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-107-2227, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cole Hersee Company. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-01-107-2227 |
| Primary Part Number | 7493 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Cole Hersee Company |
| Status | ACTIVE |
| Body Diameter | 33.5 MILLIMETERS MINIMUM MM |
| Screw Thread Quantity Per Inch | 28.0 |
| Electrical Resistance Per Section | 8.0 OHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.375 INCHES NOMINAL IN |
| Fragility Factor | RUGGED |
| Switch Operating Position | START OF ROTATION |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | GROUNDED CONTACT ARM |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 28.71 MILLIMETERS NOMINAL MM |
| Body Length | 22.3 MILLIMETERS MINIMUM MM |
| Switch Type | ROTARY |
| Screw Thread Diameter | 0.438 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Mounting Bushing Length | 11.9 MILLIMETERS MINIMUM MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5905-01-107-2227 is a Resistor,variable,wire Wound,non, manufactured by Cole Hersee Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-107-2227 has 3 manufacturer part numbers on file: 23849-F (Oshkosh Defense Llc), 23849FX (Oshkosh Defense Llc), 7493 (Cole Hersee Company).
3 possible matches (shared part number, not a government interchangeability claim): 5930-01-377-8508, 5120-01-396-5703, 2910-01-412-8976. Verify interchangeability with system specifications before substitution.
Key specifications for 7493: Body Diameter: 33.5 MILLIMETERS MINIMUM MM; Screw Thread Quantity Per Inch: 28.0; Electrical Resistance Per Section: 8.0 OHMS SINGLE SECTION; Section Quantity: 1. 22 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.