NSN 5985-01-250-1239
Part Details | ELECTRICAL DUMMY LOAD
5985-01-250-1239 A specific electrical element or set of electrical elements that are connected together to form a fixed arrangement and used as a substitute load for terminating an electrical circuit. A dummy load contains all the essential electrical characteristics necessary to terminate the circuit but does not function in the same manner as the load which it replaces. Examples are resistors used to replace antennas, batteries, loudspeakers, or the like. Includes single port terminations of twin lead, coaxial and waveguide transmission lines as low power terminations of a section of a transmission system in a specified manner. Includes dummy loads when arranged in a group or bank. Excludes power absorbers. See also LOAD BANK, ELECTRICAL.
Alternate Parts: WLB68, WL-B68, 7490A20H01, 5985-01-250-1239, 01-250-1239, 5985012501239, 012501239
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | FEB 24, 1987 | 01-250-1239 | 00335 ( DUMMY LOAD, ELECTRICAL ) |
REFERENCE DRAWINGS & PICTURES
WAVEGUIDE MOUNTED
Cross Reference | NSN 5985-01-250-1239
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| WL-B68 | 00929 | MICROLAB/FXR |
| 7490A20H01 | 18323 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDBA ELECTRONIC SYSTEMS |
Technical Data | NSN 5985-01-250-1239
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WAVEGUIDE MOUNTED |
| OVERALL LENGTH | 7.490 INCHES NOMINAL |
| OVERALL WIDTH | 3.500 INCHES MAXIMUM |
| BODY DIAMETER | 3.000 INCHES MAXIMUM |
| FREQUENCY RANGE RATING | +8.200 TO +12.400 GIGAHERTZ |
| POWER RATING | 1.000 KILOWATTS AVERAGE AND 0.350 MEGAWATTS PEAK |
| IMPEDANCE RATING IN OHMS | 50.0 NOMINAL |
| VOLTAGE STANDING WAVE RATIO | 1.10 |
| VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE | +8.200 TO +12.400 GIGAHERTZ |
| TERMINATION TYPE | WAVEGUIDE FLANGE |
| INTERNAL OPERATING PRESSURE | 10.0 POUNDS PER SQUARE INCH GAGE |
| WAVEGUIDE FLANGE DESIGNATION | UG-135/U |
| COOLING METHOD | FORCED LIQUID |
| COOLANT CHAMBER PRESSURE | 100.0 POUNDS PER SQUARE INCH GAGE |
| INPUT COOLANT TEMP | 105.0 DEG FAHRENHEIT |
| COOLING SYSTEM COOLANT FLOW RATE | 0.75 GALLONS PER MINUTE |
| INTAKE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1 TO 4-18 NPT |
| INTAKE CONNECTION THREAD LOCATION | INTERNAL |
| DISCHARGE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1 TO 4-18 NPT |
| DISCHARGE CONNECTION THREAD LOCATION | INTERNAL |
| OPERATING POSITION | ALL POSITIONS |
| RF CONNECTOR CHANGING FEATURE | NOT INCLUDED |
| SPECIAL HANDLING FEATURE | RADIOACTIVE |