990C421H01 — ATTENUATOR,VARIABLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

990C421H01: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: COAXIAL TYPE, body_material: ALUMINUM, overall_width: 3.000 INCHES NOMINAL IN, overall_height: 2.340 INCHES NOMINAL IN, overall_length: 3.750 INCHES NOMINAL IN, frequency_range: 7.700 GIGAHERTZ MINIMUM AND 7.900 GIGAHERTZ MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-433-3550, 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

990C421H01

NSN: 5985-00-433-3550
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)

SPECIFICATIONS

body_style	COAXIAL TYPE
body_material	ALUMINUM
overall_width	3.000 INCHES NOMINAL IN
overall_height	2.340 INCHES NOMINAL IN
overall_length	3.750 INCHES NOMINAL IN
frequency_range	7.700 GIGAHERTZ MINIMUM AND 7.900 GIGAHERTZ MAXIMUM
application_design	TRANSMISSION LINE
fsc_application_data	ANTENNAS,WAVEGUIDES AND RELATED EQUIP.
mounting_thread_quantity	32 PER INCH
mounting_facility_pattern	THREE POSITION CIRCULAR
terminal_type_and_quantity	2 CONNECTOR, COAXIAL, FEMALE
attenuation_variation_method	CONTINUOUS
NSN	5985-00-433-3550

COMPONENT DIAGRAM

KEY FEATURES

•

INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS: 0.5

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S)

•

FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES AND RELATED EQUIP.

•

FREQUENCY RANGE: 7.700 GIGAHERTZ MINIMUM AND 7.900 GIGAHERTZ MAXIMUM

•

BODY STYLE: COAXIAL TYPE

•

MOUNTING FACILITY PATTERN: THREE POSITION CIRCULAR

•

ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 KNOB

TECHNICAL CHARACTERISTICS

INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS	0.5
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED HOLE(S)
OVERALL HEIGHT	2.340 INCHES NOMINAL IN
FSC APPLICATION DATA	ANTENNAS,WAVEGUIDES AND RELATED EQUIP.
FREQUENCY RANGE	7.700 GIGAHERTZ MINIMUM AND 7.900 GIGAHERTZ MAXIMUM
BODY STYLE	COAXIAL TYPE
MOUNTING FACILITY PATTERN	THREE POSITION CIRCULAR
ADJUSTMENT DEVICE TYPE AND QUANTITY	1 KNOB
OVERALL ATTENUATION RANGE IN DECIBELS	+0.0 TO 50.0
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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

6684-50GSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 990C421H01?

990C421H01 is a ATTENUATOR,VARIABLE.

What parts can replace 990C421H01?

There is 1 known substitute for 990C421H01: 6684-50G. Substitute compatibility should be verified for your specific system.

What is the NSN for 990C421H01?

990C421H01 is cataloged in the U.S. Government catalog under NSN 5985-00-433-3550. This indicates validated use in U.S. government and defense supply chains.

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990C421H01 — ATTENUATOR,VARIABLE

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