The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-577-0874, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-577-0874 |
| Primary Part Number | 55-2828 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments |
| Status | ACTIVE |
| Maximum Running Torque | 7.00 INCH-OUNCES IN |
| Body Diameter | 2.000 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 20.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0620 INCHES NOMINAL IN |
| Undercut Width | 0.0620 INCHES MINIMUM IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Undercut Diameter | 1.875 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Shaft End Play | 0.00500 INCHES IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 7.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 2.0000 INCHES NOMINAL IN |
| Shaft Style | ROUND |
| Actuator Type | DOUBLE ENDED SHAFT |
| Shaft Length | 1.688 INCHES NOMINAL IN |
| Pilot Diameter | 1.8750 INCHES NOMINAL IN |
| Body Length | 1.156 INCHES MAXIMUM IN |
| Shaft Runout | 0.001 INCHES IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 3.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 345.0 NOMINAL |
| Bearing Type | SLEEVE SHAFT |
| Reliability Indicator | NOT ESTABLISHED |
| Shaft Radial Play | 0.0009 INCHES IN |
| 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 |
|---|---|
| 55-2828 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| ANB308 | Servo Instrument Corporation (USA) |
| Reference | Meaning |
|---|---|
| 7709847P3 | 3/9 Design control — primary reference General Electric Co Semi-Conductor Products Dept |
| ANB308 | 5/9 Secondary reference Ideal Precision Meter Co Dba Ideal Precision Meter Co |
NSN 5905-00-577-0874 is a Resistor,variable,wire Wound,pre, manufactured by Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-577-0874 has 2 manufacturer part numbers on file: 55-2828 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments), ANB308 (Servo Instrument Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 2915-00-918-8989, 6750-01-427-5377. Verify interchangeability with system specifications before substitution.
Key specifications for 55-2828: Maximum Running Torque: 7.00 INCH-OUNCES IN; Body Diameter: 2.000 INCHES NOMINAL IN; Electrical Resistance Per Section: 20.0 KILOHMS SINGLE SECTION; Mounting Lip Depth: 0.0620 INCHES NOMINAL IN. 29 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.