PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

581R530Attenuator,variable

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5985-01-190-6492 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-190-6492 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-190-6492. Primary manufacturer part number: 581R530.
Features
  • Attenuator,variable — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Operating Temp Range: -54.0 TO 115.0 CELSIUS DEGC
  • Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.5
  • 4 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-01-190-6492, 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 Dba Northrop Grumman Systems Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5985-01-190-6492
Primary Part Number581R530
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Application DesignTRANSMISSION LINE
Operating Temp Range-54.0 TO 115.0 CELSIUS DEGC
Insertion Loss at Minimum Attenuation in Maximum Decibels1.5
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5985-01-035-0432581R530H05 INTERCHANGEABLE
Attenuator,variable
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5985-01-187-9933182400 INTERCHANGEABLE
Attenuator,variable
Anaren, Inc. Div Anaren Microwave Inc
5985-01-187-9934 INTERCHANGEABLE
Attenuator,variable
5985-01-187-9935 INTERCHANGEABLE
Attenuator,variable
5985-01-220-3695 INTERCHANGEABLE
Attenuator,variable
Cross-Reference Index
Part NumberManufacturer
581R530 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
AS160 Litton Systems Inc Hyletronics Group-Airtron Div (USA)
AS160 Hyletronics Limited Partnership (USA)
581R530H05 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5985-01-035-0432INTERCHANGEABLE
ATTENUATOR,VARIABLE
581R530H05
5985-01-187-9933INTERCHANGEABLE
ATTENUATOR,VARIABLE
182400
5985-01-187-9934INTERCHANGEABLE
ATTENUATOR,VARIABLE
5985-01-187-9935INTERCHANGEABLE
ATTENUATOR,VARIABLE
5985-01-220-3695INTERCHANGEABLE
ATTENUATOR,VARIABLE

Frequently Asked Questions

What is NSN 5985-01-190-6492?

NSN 5985-01-190-6492 is a Attenuator,variable, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-190-6492?

NSN 5985-01-190-6492 has 4 cross-referenced part numbers: 581R530 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), AS160 (Litton Systems Inc Hyletronics Group-Airtron Div), AS160 (Hyletronics Limited Partnership), 581R530H05 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5985-01-190-6492?

There are 5 known substitutes for 5985-01-190-6492: 5985-01-035-0432, 5985-01-187-9933, 5985-01-187-9934 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 581R530?

Key specifications for 581R530: End Item Identification: ALQ-131; Application Design: TRANSMISSION LINE; Operating Temp Range: -54.0 TO 115.0 CELSIUS DEGC; Overall Height: 0.900 INCHES NOMINAL IN. 7 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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