PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50382Attenuator,variable

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-01-550-0749 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-550-0749 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-550-0749. Primary manufacturer part number: 50382.
Features
  • Attenuator,variable — FSC 5985
  • Segment Attenuation Range in Decibels: +0.00 TO 30.00 AND +30.00 TO 60.00 AND +60.00 TO 80.00
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.095 INCHES MINIMUM AND 2.105 INCHES MAXIMUM IN
  • Coaxial Connector Series Designation: SMA
  • Operating Temp Range: +0.0 TO 60.0 CELSIUS DEGC
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Body Style: IRREGULAR
  • Step Position Quantity: 4
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-01-550-0749, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-550-0749
Primary Part Number50382
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusACTIVE
Segment Attenuation Range in Decibels+0.00 TO 30.00 AND +30.00 TO 60.00 AND +60.00 TO 80.00
Center to Center Distance Between Mounting Facilities Parallel to Width2.095 INCHES MINIMUM AND 2.105 INCHES MAXIMUM IN
Coaxial Connector Series DesignationSMA
Operating Temp Range+0.0 TO 60.0 CELSIUS DEGC
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Body StyleIRREGULAR
Step Position Quantity4
Insertion Loss at Minimum Attenuation in Maximum Decibels5.0
Voltage Standing Wave Ratio1.70
Segment Attenuation Accuracy in Decibels-0.50 TO 0.50 AND -0.75 TO 0.75 AND -1.00 TO 1.00
Center to Center Distance Between Mounting Facilities Parallel to Length2.695 INCHES MINIMUM AND 2.705 INCHES MAXIMUM IN
Overall Attenuation Range in Decibels+0.0 TO 80.0
Unthreaded Mounting Hole Diameter0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Frequency Range3.100 GIGAHERTZ MINIMUM AND 3.600 GIGAHERTZ MAXIMUM
Body MaterialALUMINUM
Overall Attenuation Accuracy in Decibels-1.00 TO 1.00
Attenuation Per Step in Decibels1.0
Attenuation Variation MethodSTEPPED
Mounting Facility PatternFOUR POSITION RECTANGULAR
Application DesignWAVEGUIDE
Terminal Type and Quantity1 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, COAXIAL, MALE AND 15 PIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
8020-00-257-03825038-2 INTERCHANGEABLE
Brush,artist's
Brown Arthur and Bro Inc
5330-00-292-7103452554 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
3040-00-488-8548 INTERCHANGEABLE
Coupling
4410-00-868-291347887-2PC11-2 INTERCHANGEABLE
Diffuser and Plate
Todd Combustion Inc
5940-01-159-6136YHD-250 INTERCHANGEABLE
Splice,conductor
Souriau Usa, Inc. Dba Souriau Usa Inc
Cross-Reference Index
Part NumberManufacturer
50382 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
Related Parts
8020-00-257-0382INTERCHANGEABLE
BRUSH,ARTIST'S
5038-2
5330-00-292-7103INTERCHANGEABLE
SEAL,PLAIN ENCASED
452554
3040-00-488-8548INTERCHANGEABLE
COUPLING
4410-00-868-2913INTERCHANGEABLE
DIFFUSER AND PLATE
47887-2PC11-2
5940-01-159-6136INTERCHANGEABLE
SPLICE,CONDUCTOR
YHD-250

Frequently Asked Questions

What is NSN 5985-01-550-0749?

NSN 5985-01-550-0749 is a Attenuator,variable, manufactured by Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-550-0749?

NSN 5985-01-550-0749 has 1 cross-referenced part number: 50382 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq).

What NSN replaces 5985-01-550-0749?

There are 5 known substitutes for 5985-01-550-0749: 8020-00-257-0382, 5330-00-292-7103, 3040-00-488-8548 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50382?

Key specifications for 50382: Segment Attenuation Range in Decibels: +0.00 TO 30.00 AND +30.00 TO 60.00 AND +60.00 TO 80.00; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.095 INCHES MINIMUM AND 2.105 INCHES MAXIMUM IN; Coaxial Connector Series Designation: SMA; Operating Temp Range: +0.0 TO 60.0 CELSIUS DEGC. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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