The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-853-8444, 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 Clarostat Sensors and Controls. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-853-8444 |
| Primary Part Number | U39-500 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — No Item Name Available |
| Manufacturer | Clarostat Sensors and Controls |
| Status | ACTIVE |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 40.0 SINGLE SECTION |
| Actuator Travel Control Feature | STOPS |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Resistance Tolerance Per Section in Percent | -20.0 TO 20.0 SINGLE SECTION |
| Mounting Method | TAB AND UNTHREADED HOLE(S) |
| Section Quantity | 1 |
| Actuator Type | FLUSH DRIVE WITH SLOT-HOLE |
| Body Length | 0.375 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 |
| Body Diameter | 0.781 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL TAB/FLANGE MOUNTED |
| Mounting Hole Diameter | 0.135 INCHES NOMINAL IN |
| Effective Electrical Rotation in Deg Angular Rotation | 220.0 NOMINAL |
| Lateral Distance Between Mounting Hole Centers | 1.000 INCHES NOMINAL IN |
| Rotary Actuator Travel in Angular Deg | 220.0 NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5905-00-853-8444 is a Resistor,variable,wire Wound,non, manufactured by Clarostat Sensors and Controls, classified under FSC 5905 (No Item Name Available). Status: active.
NSN 5905-00-853-8444 has 3 cross-referenced part numbers: 50540137 (Gte Products Corp Lighting Products Group), U39-500 (Clarostat Sensors and Controls), 210-012 (Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services).
There are 6 known substitutes for 5905-00-853-8444: 3110-00-100-0379, 5325-00-634-7886, 2815-00-994-7407 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for U39-500: Reliability Indicator: NOT ESTABLISHED; Terminal Location: RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED; Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Full Rated Power: 40.0 SINGLE SECTION. 19 total characteristics are documented in the Federal Logistics Information System.