PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

425R509G01Coupler,rotary,radio Frequency

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5985-01-061-0445 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-061-0445 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-061-0445. Primary manufacturer part number: 425R509G01.
Features
  • Coupler,rotary,radio Frequency — FSC 5985
  • 2 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 Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-061-0445, 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. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-01-061-0445
Primary Part Number425R509G01
Item NameCoupler,rotary,radio Frequency
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
6105-00-115-1573 INTERCHANGEABLE
Stator,motor
5330-01-203-0083205002 INTERCHANGEABLE
Gasket
Aerocontrolex Group, Inc. Dba Aero Fluid Products
9390-01-472-6392205002 INTERCHANGEABLE
Nylon Pellet
Admiral Filter Company Llc
Cross-Reference Index
Part NumberManufacturer
20500-2 Fisica Applied Technologies, Inc. Div Randtron Antenna Systems (USA)
425R509G01 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
6105-00-115-1573INTERCHANGEABLE
STATOR,MOTOR
5330-01-203-0083INTERCHANGEABLE
GASKET
205002
9390-01-472-6392INTERCHANGEABLE
NYLON PELLET
205002

Frequently Asked Questions

What is NSN 5985-01-061-0445?

NSN 5985-01-061-0445 is a Coupler,rotary,radio Frequency, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-01-061-0445?

NSN 5985-01-061-0445 has 2 cross-referenced part numbers: 20500-2 (Fisica Applied Technologies, Inc. Div Randtron Antenna Systems), 425R509G01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5985-01-061-0445?

There are 3 known substitutes for 5985-01-061-0445: 6105-00-115-1573, 5330-01-203-0083, 9390-01-472-6392. Verify interchangeability with system specifications before substitution.

What are the specifications of 425R509G01?

Key specifications for 425R509G01: Special Features: MADE FROM CAGEC 97942 REFERENCE NUMBER 583R763H01; USED ON ANTENNA COUPLER; End Item Identification: AWACS E3A ACFT. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-01-061-0445 still in active supply?

NSN 5985-01-061-0445 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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