The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-780-3035, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ohmite Holding, L.l.c. Dba Ohmite Manufacturing. Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-780-3035 |
| Primary Part Number | L1250F2T2 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing |
| Status | ACTIVE |
| Body Diameter | 4.000 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 1.250 KILOHMS ALL SECTIONS |
| Switch Voltage Rating in Volts | 120.0 |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 340.0 ALL SECTIONS |
| Section Quantity | 2 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Switch Operating Position | START OF ROTATION |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | SWITCH |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.875 INCHES NOMINAL IN |
| Body Length | 5.250 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 150.0 FREE AIR ALL SECTIONS |
| Switch Type | TOGGLE |
| Effective Electrical Rotation in Deg Angular Rotation | 300.0 NOMINAL |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 ALL SECTIONS |
| Switch Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN, BOTH POSITIONS MAINTAINED |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 300.0 NOMINAL |
| Mounting Bushing Length | 0.375 INCHES NOMINAL IN |
| Switch Current Type and Rating in Amps | 2.000 AC |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 40.0 ALL SECTIONS |
| 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 |
|---|---|
| L1250F2T2 PRIMARY | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 079-5255 | 3/2 Design control — primary reference U.S. Government activity |
| HM5255 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-780-3035 is a Resistor,variable,wire Wound,non, manufactured by Ohmite Holding, L.l.c. Dba Ohmite Manufacturing, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-780-3035 has 1 manufacturer part number on file: L1250F2T2 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing).
Key specifications for L1250F2T2: Body Diameter: 4.000 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 1.250 KILOHMS ALL SECTIONS; Switch Voltage Rating in Volts: 120.0. 30 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.