A90BH59 — ADAPTER,WAVEGUIDE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A90BH59: ADAPTER,WAVEGUIDE.

The ADAPTER,WAVEGUIDE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY SINGLE COUPLING, adapter_length: 1.170 INCHES NOMINAL IN, style_designator: WAVEGUIDE TO WAVEGUIDE, bend_angle_in_deg: 90.0 SINGLE BEND E-PLANE, waveguide_inside_width: 0.900 INCHES NOMINAL IN, end_item_identification: F-15I. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-445-2781, 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

A90BH59

NSN: 5985-01-445-2781
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 01456 — MICROWAVE DEVELOPMENT LABORATORIES, INC. DBA MICROWAVE DEVELOPMENT LABORATORIES INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY SINGLE COUPLING
adapter_length	1.170 INCHES NOMINAL IN
style_designator	WAVEGUIDE TO WAVEGUIDE
bend_angle_in_deg	90.0 SINGLE BEND E-PLANE
waveguide_inside_width	0.900 INCHES NOMINAL IN
end_item_identification	F-15I
waveguide_inside_height	0.200 INCHES NOMINAL IN
waveguide_outside_width	1.020 INCHES NOMINAL IN
waveguide_outside_height	0.380 INCHES NOMINAL IN
cross-sectional_shape_style	INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
tubing_wall_construction_style	SEAMLESS SINGLE TUBING SEGMENT
NSN	5985-01-445-2781

COMPONENT DIAGRAM

KEY FEATURES

•

TUBING WALL CONSTRUCTION STYLE: SEAMLESS SINGLE TUBING SEGMENT

•

BEND ANGLE IN DEG: 90.0 SINGLE BEND E-PLANE

•

STYLE DESIGNATOR: WAVEGUIDE TO WAVEGUIDE

•

WAVEGUIDE INSIDE WIDTH: 0.900 INCHES NOMINAL IN

•

CROSS-SECTIONAL SHAPE STYLE: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR

•

ADAPTER LENGTH: 1.170 INCHES NOMINAL IN

•

WAVEGUIDE OUTSIDE HEIGHT: 0.380 INCHES NOMINAL IN

•

WAVEGUIDE OUTSIDE WIDTH: 1.020 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

TUBING WALL CONSTRUCTION STYLE	SEAMLESS SINGLE TUBING SEGMENT
BEND ANGLE IN DEG	90.0 SINGLE BEND E-PLANE
STYLE DESIGNATOR	WAVEGUIDE TO WAVEGUIDE
WAVEGUIDE INSIDE WIDTH	0.900 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE	INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
ADAPTER LENGTH	1.170 INCHES NOMINAL IN
WAVEGUIDE OUTSIDE HEIGHT	0.380 INCHES NOMINAL IN
WAVEGUIDE OUTSIDE WIDTH	1.020 INCHES NOMINAL IN
SPECIAL FEATURES	WAVEGUIDE BEND, 90 DEG.MITER, H-PLANE; WALL, 0.030 THICK; PEAK POWER, 250 KW; AVERAGE POWER, 10 KW; FREQUENCY, 8.2 TO 12.4 GHZ; VSWR, 1.05: MAX.; OPERATING TEMP. RANGE; M55 DEG.C TO P200 DEG.C.; FUNGUS RESISTANT GHz
WAVEGUIDE INSIDE HEIGHT	0.200 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

BH90-901-200TReference document

Same NSN cross-reference

Reference document — Secondary reference

900946-1Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A90BH59?

A90BH59 is a ADAPTER,WAVEGUIDE.

What parts can replace A90BH59?

There are 2 known substitutes for A90BH59: BH90-901-200T, 900946-1. Substitute compatibility should be verified for your specific system.

What is the NSN for A90BH59?

A90BH59 is cataloged in the U.S. Government catalog under NSN 5985-01-445-2781. This indicates validated use in U.S. government and defense supply chains.

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