The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-151-9257, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bourns Inc. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-151-9257 |
| Primary Part Number | 3299W-1-505 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Bourns Inc |
| Status | ACTIVE |
| Maximum Running Torque | 3.00 INCH-OUNCES IN |
| Electrical Resistance Per Section | 5.000 MEGOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.070 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Terminal Length | 0.200 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Body Width | 0.240 INCHES NOMINAL IN |
| Body Height | 0.375 INCHES NOMINAL IN |
| Maximum Starting Torque | 3.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -150.0 TO 150.0 SINGLE SECTION |
| Terminal Location | LOWER ADJACENT SIDE SINGLE ROW |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.100 INCHES NOMINAL IN |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.045 INCHES NOMINAL IN |
| Body Length | 0.395 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 9000.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.036 CUBIC INCHES |
| Actuator Travel Control Feature | CLUTCH |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| 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 |
|---|---|
| 3299W-1-505 PRIMARY | Bourns Inc (USA) |
| Reference | Meaning |
|---|---|
| 421-3784 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5905-01-151-9257 is a Resistor,variable,nonwire Wound,, manufactured by Bourns Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-151-9257 has 1 manufacturer part number on file: 3299W-1-505 (Bourns Inc).
Key specifications for 3299W-1-505: Maximum Running Torque: 3.00 INCH-OUNCES IN; Overall Height: 0.375 INCHES NOMINAL IN; Electrical Resistance Per Section: 5.000 MEGOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 125.0 SINGLE SECTION. 27 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.