The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-552-7220, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-552-7220 |
| Primary Part Number | 478279-1 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Shaft Length | 1.000 INCHES NOMINAL IN |
| Actuator Type | SINGLE SHAFT |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Section Quantity | 2 |
| Lateral Runout | 0.003 INCHES IN |
| Function Conformity Tolerance Per Section | -2.00 TO 2.00 ALL SECTIONS |
| Electrical Resistance Per Section | 50.0 KILOHMS ALL SECTIONS |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 ALL SECTIONS |
| Actuator Travel Control Feature | STOPS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 40.0 SINGLE SECTION |
| Resistance Tolerance Per Section in Percent | -1.0 TO 1.0 ALL SECTIONS |
| Terminal Type and Quantity | 3 SOLDER STUD |
| Function Conformity Per Section | ALL SECTIONS INDEPENDENT LINEARITY |
| Mounting Method | CLAMP RING(S) |
| Rotary Actuator Travel in Angular Deg | 5585.0 NOMINAL |
| Function Characteristic Per Section | ALL SECTIONS LINEAR |
| Power Dissipation Rating Per Section in Watts | 8.0 FREE AIR ALL SECTIONS |
| Shaft Radial Play | 0.002 INCHES IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Shaft Runout | 0.001 INCHES IN |
| Undercut Diameter | 0.875 INCHES NOMINAL IN |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Maximum Running Torque | 1.00 INCH-OUNCES IN |
| Maximum Starting Torque | 2.00 INCH-OUNCES IN |
| Mounting Lip Diameter | 0.8750 INCHES NOMINAL IN |
| Pilot Diameter | 0.7500 INCHES NOMINAL IN |
| Shaft Style | ROUND |
| Pilot Diameter Runout | 0.00150 INCHES IN |
| Reliability Indicator | NOT ESTABLISHED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 478279-1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| SB619A | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| M400003 | L3 Technologies, Inc. Dba Electron Devices (USA) |
| 478279-1 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
NSN 5905-00-552-7220 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5905 (No Item Name Available). Status: active.
NSN 5905-00-552-7220 has 4 cross-referenced part numbers: 478279-1 (Lockheed Martin Corporation Div Rms), SB619A (Bi Technologies Corporation Div Bi Technologies Corp.), M400003 (L3 Technologies, Inc. Dba Electron Devices), 478279-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin).
There are 2 known substitutes for 5905-00-552-7220: 5945-00-099-0533, 5320-01-534-1013. Verify interchangeability with system specifications before substitution.
Key specifications for 478279-1: Shaft Length: 1.000 INCHES NOMINAL IN; Actuator Type: SINGLE SHAFT; Pilot Length: 0.0620 INCHES NOMINAL IN; Section Quantity: 2. 30 total characteristics are documented in the Federal Logistics Information System.