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Technical Data Sheet

A1L187B+UG149A/U — DUMMY LOAD,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A1L187B+UG149A/U: DUMMY LOAD,ELECTRICAL.

The DUMMY LOAD,ELECTRICAL is a the manufacturer industrial component. Key specifications include body_width: 4.500 INCHES MAXIMUM IN, power_rating: 4500.000 WATTS AVERAGE, cooling_method: LIQUID, overall_length: 10.500 INCHES MAXIMUM IN, style_designator: WAVEGUIDE MOUNTED, termination_type: WAVEGUIDE FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-527-1919, 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
A1L187B+UG149A/U
NSN: 5985-01-527-1919
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 66544 — FRONTGRADE TECHNOLOGIES INC. (USA)
SPECIFICATIONS
body_width4.500 INCHES MAXIMUM IN
power_rating4500.000 WATTS AVERAGE
cooling_methodLIQUID
overall_length10.500 INCHES MAXIMUM IN
style_designatorWAVEGUIDE MOUNTED
termination_typeWAVEGUIDE FLANGE
frequency_range_rating+3.950 TO 5.850 GIGAHERTZ
voltage_standing_wave_ratio1.10
waveguide_flange_designationUG149A/U
NSN5985-01-527-1919
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUMMY LOAD,ELECTRICAL TITLE COMPONENT PN A1L187B+UG149A/U MFR DUMMY LOAD,ELECTRICAL
KEY FEATURES
•
TERMINATION TYPE: WAVEGUIDE FLANGE
•
VOLTAGE STANDING WAVE RATIO: 1.10
•
WAVEGUIDE FLANGE DESIGNATION: UG149A/U
•
BODY WIDTH: 4.500 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WAVEGUIDE MOUNTED
•
COOLING METHOD: LIQUID
•
FREQUENCY RANGE RATING: +3.950 TO 5.850 GIGAHERTZ
TECHNICAL CHARACTERISTICS
TERMINATION TYPEWAVEGUIDE FLANGE
VOLTAGE STANDING WAVE RATIO1.10
WAVEGUIDE FLANGE DESIGNATIONUG149A/U
BODY WIDTH4.500 INCHES MAXIMUM IN
STYLE DESIGNATORWAVEGUIDE MOUNTED
COOLING METHODLIQUID
OVERALL LENGTH10.500 INCHES MAXIMUM IN
FREQUENCY RANGE RATING+3.950 TO 5.850 GIGAHERTZ
POWER RATING4500.000 WATTS AVERAGE
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 2
5L.4935.002.82Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIL187B+UG149A/UReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A1L187B+UG149A/U?
A1L187B+UG149A/U is a DUMMY LOAD,ELECTRICAL.
What parts can replace A1L187B+UG149A/U?
There are 2 known substitutes for A1L187B+UG149A/U: 5L.4935.002.82, AIL187B+UG149A/U. Substitute compatibility should be verified for your specific system.
What is the NSN for A1L187B+UG149A/U?
A1L187B+UG149A/U is cataloged in the U.S. Government catalog under NSN 5985-01-527-1919. 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.