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4254-124 — DUMMY LOAD,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4254-124: DUMMY LOAD,ELECTRICAL.

The DUMMY LOAD,ELECTRICAL is a the manufacturer industrial component. Key specifications include body_width: 1.000 INCHES NOMINAL IN, body_height: 0.900 INCHES NOMINAL IN, power_rating: 0.500 WATTS AVERAGE, overall_width: 1.625 INCHES NOMINAL IN, cooling_method: SELF-COOLED, overall_height: 1.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-078-6818, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
4254-124
NSN: 5985-01-078-6818
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
body_width1.000 INCHES NOMINAL IN
body_height0.900 INCHES NOMINAL IN
power_rating0.500 WATTS AVERAGE
overall_width1.625 INCHES NOMINAL IN
cooling_methodSELF-COOLED
overall_height1.625 INCHES NOMINAL IN
overall_length14.800 INCHES MAXIMUM IN
style_designatorWAVEGUIDE MOUNTED
termination_typeWAVEGUIDE FLANGE
operating_positionALL POSITIONS
frequency_range_rating+8.200 TO 12.400 GIGAHERTZ
voltage_standing_wave_ratio1.01
NSN5985-01-078-6818
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUMMY LOAD,ELECTRICAL TITLE COMPONENT PN 4254-124 MFR DUMMY LOAD,ELECTRICAL
KEY FEATURES
•
OPERATING POSITION: ALL POSITIONS
•
TERMINATION TYPE: WAVEGUIDE FLANGE
•
VOLTAGE STANDING WAVE RATIO: 1.01
•
WAVEGUIDE FLANGE DESIGNATION: UG-135/U
•
BODY WIDTH: 1.000 INCHES NOMINAL IN
•
BODY HEIGHT: 0.900 INCHES NOMINAL IN
•
STYLE DESIGNATOR: WAVEGUIDE MOUNTED
TECHNICAL CHARACTERISTICS
OPERATING POSITIONALL POSITIONS
TERMINATION TYPEWAVEGUIDE FLANGE
OVERALL HEIGHT1.625 INCHES NOMINAL IN
VOLTAGE STANDING WAVE RATIO1.01
WAVEGUIDE FLANGE DESIGNATIONUG-135/U
BODY WIDTH1.000 INCHES NOMINAL IN
BODY HEIGHT0.900 INCHES NOMINAL IN
STYLE DESIGNATORWAVEGUIDE MOUNTED
COOLING METHODSELF-COOLED
OVERALL LENGTH14.800 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES 1
X510ESame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 4254-124?
4254-124 is a DUMMY LOAD,ELECTRICAL.
What parts can replace 4254-124?
There is 1 known substitute for 4254-124: X510E. Substitute compatibility should be verified for your specific system.
What is the NSN for 4254-124?
4254-124 is cataloged in the U.S. Government catalog under NSN 5985-01-078-6818. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.