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730490-3 — ATTENUATOR,VARIABLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

730490-3: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: CYLINDRICAL W/SIDE TERMINALS, shaft_type: ROUND, FLATTED, body_length: 1.297 INCHES MAXIMUM IN, design_type: SINGLE END, flat_height: 0.156 INCHES NOMINAL IN, power_rating: 5.0 WATTS AVERAGE. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-409-9155, 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
730490-3
NSN: 5985-00-409-9155
NIINs: 004099155, 004422079
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 80249 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
body_styleCYLINDRICAL W/SIDE TERMINALS
shaft_typeROUND, FLATTED
body_length1.297 INCHES MAXIMUM IN
design_typeSINGLE END
flat_height0.156 INCHES NOMINAL IN
power_rating5.0 WATTS AVERAGE
shaft_length0.625 INCHES NOMINAL IN
body_diameter1.156 INCHES MAXIMUM IN
overall_width1.184 INCHES MAXIMUM IN
bushing_length0.250 INCHES NOMINAL IN
overall_length1.938 INCHES MAXIMUM IN
shaft_diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5985-00-409-9155
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,VARIABLE TITLE COMPONENT PN 730490-3 MFR ATTENUATOR,VARIABLE
KEY FEATURES
•
SHAFT TYPE: ROUND, FLATTED
•
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS: 0.8
•
BUSHING LENGTH: 0.250 INCHES NOMINAL IN
•
BODY DIAMETER: 1.156 INCHES MAXIMUM IN
•
SHAFT DIAMETER: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
BODY STYLE: CYLINDRICAL W/SIDE TERMINALS
•
ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 SHAFT
•
FIRST FLAT LENGTH: 0.280 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPEROUND, FLATTED
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS0.8
BUSHING LENGTH0.250 INCHES NOMINAL IN
BODY DIAMETER1.156 INCHES MAXIMUM IN
SHAFT DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
BODY STYLECYLINDRICAL W/SIDE TERMINALS
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SHAFT
FIRST FLAT LENGTH0.280 INCHES NOMINAL IN
OVERALL LENGTH1.938 INCHES MAXIMUM IN
OVERALL WIDTH1.184 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
JJPReference 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 730490-3?
730490-3 is a ATTENUATOR,VARIABLE.
What parts can replace 730490-3?
There is 1 known substitute for 730490-3: JJP. Substitute compatibility should be verified for your specific system.
What is the NSN for 730490-3?
730490-3 is cataloged in the U.S. Government catalog under NSN 5985-00-409-9155. 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.