PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4797Attenuator,variable

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-00-434-2281 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-434-2281 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-434-2281. Primary manufacturer part number: 4797.
Features
  • Attenuator,variable — FSC 5985
  • Overall Attenuation Range in Decibels: +0.0 TO 45.0
  • Attenuation Variation Method: CONTINUOUS
  • Mounting Thread Quantity: 32 PER INCH
  • Body Style: COAXIAL TYPE
  • Adjustment Device Type and Quantity: 1 SLOTTED SCREW
  • Power Rating: 10.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK
  • Frequency Range: 12.400 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-434-2281, 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 15 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-434-2281
Primary Part Number4797
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusACTIVE
Overall Attenuation Range in Decibels+0.0 TO 45.0
Attenuation Variation MethodCONTINUOUS
Mounting Thread Quantity32 PER INCH
Body StyleCOAXIAL TYPE
Adjustment Device Type and Quantity1 SLOTTED SCREW
Power Rating10.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK
Frequency Range12.400 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Coaxial Connector Series DesignationSMA
Application DesignTRANSMISSION LINE
Mounting Facility Type and Quantity3 THREADED HOLE(S)
Voltage Standing Wave Ratio1.30
Insertion Loss at Minimum Attenuation in Maximum Decibels1.0
Mounting Facility Nominal Screw Thread Diameter0.138 INCHES IN
Terminal Type and Quantity2 CONNECTOR, COAXIAL, FEMALE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-156-34711837 INTERCHANGEABLE
Bearing,ball,annular
Skil Corp
5360-00-291-51289914797 INTERCHANGEABLE
Spring,helical,compression
Alfa Laval Inc
3020-00-528-50534797 INTERCHANGEABLE
Gear,spur
Cummins Inc.
5342-01-100-9800479-7 INTERCHANGEABLE
Cap,base
Parker Hannifin Corp Dba Pneutronics
5340-01-191-3221ZP20234 INTERCHANGEABLE
Stay,locking
Star Cases Llc Dba Zero Manufacturing
5140-01-625-1353J4797 INTERCHANGEABLE
Tool Box,portable
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
4797 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
Related Parts
3110-00-156-3471INTERCHANGEABLE
BEARING,BALL,ANNULAR
1837
5360-00-291-5128INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
9914797
3020-00-528-5053INTERCHANGEABLE
GEAR,SPUR
4797
5342-01-100-9800INTERCHANGEABLE
CAP,BASE
479-7
5340-01-191-3221INTERCHANGEABLE
STAY,LOCKING
ZP20234
5140-01-625-1353INTERCHANGEABLE
TOOL BOX,PORTABLE
J4797

Frequently Asked Questions

What is NSN 5985-00-434-2281?

NSN 5985-00-434-2281 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 5985-00-434-2281?

NSN 5985-00-434-2281 has 1 cross-referenced part number: 4797 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq).

What NSN replaces 5985-00-434-2281?

There are 6 known substitutes for 5985-00-434-2281: 3110-00-156-3471, 5360-00-291-5128, 3020-00-528-5053 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4797?

Key specifications for 4797: Overall Attenuation Range in Decibels: +0.0 TO 45.0; Attenuation Variation Method: CONTINUOUS; Overall Length: 3.656 INCHES NOMINAL IN; Mounting Thread Quantity: 32 PER INCH. 18 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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