The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-477-1252, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sypris Electronics, Llc. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-477-1252 |
| Primary Part Number | 378771-7 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Sypris Electronics, Llc |
| Status | ACTIVE |
| Electrical Resistance Per Section | 1.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Shaft Diameter | 0.115 INCHES NOMINAL IN |
| Body Style | RECTANGULAR W/MOUNTING HOLES/SLOTS |
| Terminal Length | 0.500 INCHES NOMINAL IN |
| Mounting Method | TERMINAL AND UNTHREADED HOLE(S) |
| Body Width | 0.190 INCHES NOMINAL IN |
| Body Height | 0.315 INCHES NOMINAL IN |
| Maximum Starting Torque | 5.00 INCH-OUNCES IN |
| Mounting Hole Diameter | 0.093 INCHES NOMINAL IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -100.0 TO 100.0 SINGLE SECTION |
| Terminal Location | LOWER ADJACENT SIDE SINGLE ROW |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.300 INCHES NOMINAL IN |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Lateral Distance Between Mounting Hole Centers | 1.000 INCHES NOMINAL IN |
| Shaft Length | 0.058 INCHES NOMINAL IN |
| Body Length | 1.250 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.700 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 1.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 7920.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CLUTCH |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| 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 |
|---|---|
| 378771-7 | Sypris Electronics, Llc (USA) |
| 04260019-005 | Getronics Government Solutions Llc (USA) |
| 91328519 | Thales Sa (FRA) |
| 3059Y | Bourns Inc (USA) |
| Reference | Meaning |
|---|---|
| 378771-0007 | C/1 Advisory reference — outside the item-of-supply concept Sypris Electronics, Llc |
| SC-552038-7 | 5/9 Secondary reference Alenia Marconi Systems Ltd |
| 819-102-30 | C/1 Advisory reference — outside the item-of-supply concept Ametek Programmable Power, Inc. |
| 70Y102 | 5/9 Secondary reference IV-Electronic Klaus Vespermann Kg |
| 70Y102 | C/1 Advisory reference — outside the item-of-supply concept Vishay Sprague Inc |
| 83-1520-1349 | C/1 Advisory reference — outside the item-of-supply concept Minnesota Mining and Mfg Co Mincom Div |
| 3059Y1-102 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5905-00-477-1252 is a Resistor,variable,nonwire Wound,, manufactured by Sypris Electronics, Llc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-477-1252 has 4 manufacturer part numbers on file: 378771-7 (Sypris Electronics, Llc), 04260019-005 (Getronics Government Solutions Llc), 91328519 (Thales Sa), 3059Y (Bourns Inc).
1 possible match (shared part number, not a government interchangeability claim): 5905-00-478-4906. Verify interchangeability with system specifications before substitution.
Key specifications for 378771-7: Overall Height: 0.815 INCHES NOMINAL IN; Electrical Resistance Per Section: 1.0 KILOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 150.0 SINGLE SECTION; Section Quantity: 1. 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.