The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-545-8774, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Cae Usa Inc.. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-545-8774 |
| Primary Part Number | 81421 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — No Item Name Available |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| Shaft Length | 1.000 INCHES NOMINAL IN |
| Mounting Lip Diameter | 3.0000 INCHES NOMINAL IN |
| Mounting Method | THREADED HOLE(S) |
| Function Conformity Tolerance Per Section | -0.10 TO 0.10 SINGLE SECTION |
| Features Provided | NONMETALLIC SHAFT |
| Effective Electrical Rotation in Deg Angular Rotation | 320.0 NOMINAL |
| Screw Thread Diameter | 0.138 INCHES NOMINAL IN |
| Mounting Facility Quantity | 3 |
| Maximum Starting Torque | 1.00 INCH-OUNCES IN |
| Actuator Type | SINGLE SHAFT |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Thread Quantity Per Inch | 32.0 |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 25.0 SINGLE SECTION |
| Power Dissipation Rating Per Section in Watts | 6.0 FREE AIR SINGLE SECTION |
| Rotary Actuator Travel in Angular Deg | 360.0 NOMINAL |
| Electrical Resistance Per Section | 10.970 KILOHMS SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Bearing Type | BALL SHAFT |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Terminal Type and Quantity | 3 TURRET |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Overall Diameter | 3.125 INCHES NOMINAL IN |
| Mounting Hole/stud Circle Diameter | 1.250 INCHES NOMINAL IN |
| Body Length | 1.250 INCHES NOMINAL IN |
| Pilot Diameter | 0.7500 INCHES NOMINAL IN |
| Pilot Length | 0.1000 INCHES NOMINAL IN |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 81421 PRIMARY | Cae Usa Inc. (USA) |
| RVP3S55 | Bowmar/tic Inc Sub of Bowmar Instrument Corp (USA) |
| 81421 | Raytheon Technical Services Company (USA) |
| M0DELC300 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| 55-3159 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
NSN 5905-00-545-8774 is a Resistor,variable,wire Wound,pre, manufactured by Cae Usa Inc., classified under FSC 5905 (No Item Name Available). Status: active.
NSN 5905-00-545-8774 has 5 cross-referenced part numbers: 81421 (Cae Usa Inc.), RVP3S55 (Bowmar/tic Inc Sub of Bowmar Instrument Corp), 81421 (Raytheon Technical Services Company), M0DELC300 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments), 55-3159 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments).
There are 4 known substitutes for 5905-00-545-8774: 5305-00-088-1053, 3610-00-394-9319, 2530-01-014-8579 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 81421: Shaft Length: 1.000 INCHES NOMINAL IN; Mounting Lip Diameter: 3.0000 INCHES NOMINAL IN; Mounting Method: THREADED HOLE(S); Function Conformity Tolerance Per Section: -0.10 TO 0.10 SINGLE SECTION. 30 total characteristics are documented in the Federal Logistics Information System.