PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

149225-1Attenuator,variable

Northrop Grumman Systems Corporation · NSN 5985-00-094-6289 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-094-6289 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-094-6289. Primary manufacturer part number: 149225-1.
Features
  • Attenuator,variable — FSC 5985
  • Voltage Standing Wave Ratio: 1.20
  • Step Position Quantity: 10
  • Frequency Range: 0.000 MEGAHERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM
  • Mounting Facility Pattern: TWO POSITION IN-LINE
  • Coaxial Connector Series Designation: BNC
  • Operating Temp Range: +0.0 TO 65.0 CELSIUS DEGC
  • Body Style: COAXIAL TYPE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-094-6289, 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 Northrop Grumman Systems Corporation. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, 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
NSN5985-00-094-6289
Primary Part Number149225-1
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Voltage Standing Wave Ratio1.20
Step Position Quantity10
Frequency Range0.000 MEGAHERTZ MINIMUM AND 500.000 MEGAHERTZ MAXIMUM
Mounting Facility PatternTWO POSITION IN-LINE
Coaxial Connector Series DesignationBNC
Operating Temp Range+0.0 TO 65.0 CELSIUS DEGC
Body StyleCOAXIAL TYPE
Attenuation Per Step in Decibels1.0
Overall Attenuation Range in Decibels+0.0 TO 10.0
Adjustment Device Type and Quantity1 KNOB
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL IN
Insertion Loss at Minimum Attenuation in Maximum Decibels0.1
Terminal Type and Quantity2 CONNECTOR, COAXIAL, FEMALE
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Application DesignTRANSMISSION LINE
Overall Attenuation Accuracy in Decibels-0.10 TO 0.10
Power Rating500.0 MILLIWATTS AVERAGE
Mounting Facility Nominal Screw Thread Diameter0.164 INCHES IN
Attenuation Variation MethodSTEPPED
Mounting Thread Quantity32 PER INCH
Impedance Rating in Ohms50.0 INPUT-OUTPUT
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4310-00-019-2107A2155 INTERCHANGEABLE
Disc,rupture
Fike Corporation
5935-00-240-31171200-0727 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5930-00-296-96668495100 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
6130-00-852-0604A2155 INTERCHANGEABLE
Power Supply
Spellman High-Voltage Electronics Corporation Dba Spellman High-Voltage Electronics Corp
4320-01-358-9585A-2155 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Simplex Manufacturing Co. Dba Dart Aerospace
Cross-Reference Index
Part NumberManufacturer
149225-1 Alan Industries Inc (USA)
A2155 Rlc Electronics, Inc (USA)
149224-2 Northrop Grumman Systems Corporation (USA)
A2190 Rlc Electronics, Inc (USA)
50A10-189 Alan Industries Inc (USA)
149225-1 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
4310-00-019-2107INTERCHANGEABLE
DISC,RUPTURE
A2155
5935-00-240-3117INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
1200-0727
5930-00-296-9666INTERCHANGEABLE
SWITCH,TOGGLE
8495100
6130-00-852-0604INTERCHANGEABLE
POWER SUPPLY
A2155
4320-01-358-9585INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
A-2155

Frequently Asked Questions

What is NSN 5985-00-094-6289?

NSN 5985-00-094-6289 is a Attenuator,variable, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-094-6289?

NSN 5985-00-094-6289 has 6 cross-referenced part numbers: 149225-1 (Alan Industries Inc), A2155 (Rlc Electronics, Inc), 149224-2 (Northrop Grumman Systems Corporation), A2190 (Rlc Electronics, Inc), 50A10-189 (Alan Industries Inc) and 1 more.

What NSN replaces 5985-00-094-6289?

There are 5 known substitutes for 5985-00-094-6289: 4310-00-019-2107, 5935-00-240-3117, 5930-00-296-9666 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 149225-1?

Key specifications for 149225-1: Overall Width: 2.125 INCHES NOMINAL IN; Overall Height: 2.125 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.20; Step Position Quantity: 10. 25 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com