The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-498-1963, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bi Technologies Corporation Div Bi Technologies Corp.. Government technical data includes 27 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-498-1963 |
| Primary Part Number | 79PR500 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Bi Technologies Corporation Div Bi Technologies Corp. |
| Status | ACTIVE |
| Maximum Running Torque | 8.00 INCH-OUNCES IN |
| Electrical Resistance Per Section | 500.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Shaft Diameter | 0.100 INCHES NOMINAL IN |
| Body Style | RECTANGULAR W/MOUNTING HOLES/SLOTS |
| Terminal Length | 0.200 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Body Width | 0.190 INCHES NOMINAL IN |
| Body Height | 0.360 INCHES NOMINAL IN |
| Maximum Starting Torque | 8.00 INCH-OUNCES IN |
| Mounting Hole Diameter | 0.086 INCHES NOMINAL IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -0.0 TO 250.0 SINGLE SECTION |
| Terminal Location | LOWER ADJACENT SIDE TWO ROWS |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.200 INCHES NOMINAL IN |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Lateral Distance Between Mounting Hole Centers | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Terminal Rows | 0.100 INCHES NOMINAL IN |
| Shaft Length | 0.060 INCHES NOMINAL IN |
| Body Length | 0.750 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.500 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 0.75 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 5400.0 NOMINAL |
| 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 |
|---|---|
| 79P5000HMS | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| 79PR500 PRIMARY | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| Reference | Meaning |
|---|---|
| DRR50-001 | 5/9 Secondary reference U.S. Government activity |
| 121-5010 | C/1 Advisory reference — outside the item-of-supply concept Ddc Pertec Peripherals Corp |
| 43P501T6 | C/1 Advisory reference — outside the item-of-supply concept Vishay Sprague Inc |
| 960-20P-500 | 5/2 Secondary reference U.S. Government activity |
NSN 5905-00-498-1963 is a Resistor,variable,nonwire Wound,, manufactured by Bi Technologies Corporation Div Bi Technologies Corp., classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-498-1963 has 2 manufacturer part numbers on file: 79P5000HMS (Bi Technologies Corporation Div Bi Technologies Corp.), 79PR500 (Bi Technologies Corporation Div Bi Technologies Corp.).
Key specifications for 79PR500: Maximum Running Torque: 8.00 INCH-OUNCES IN; Overall Height: 0.560 INCHES NOMINAL IN; Electrical Resistance Per Section: 500.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 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.