PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

654VM2505-1Coupler,rotary,radio Frequency

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 5985-01-077-6769 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-077-6769 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-077-6769. Primary manufacturer part number: 654VM2505-1.
Features
  • Coupler,rotary,radio Frequency — FSC 5985
  • Overall Diameter: 3.625 INCHES NOMINAL IN
  • Radio Frequency Rating: 3.9 GIGAHERTZ MINIMUM AND 4.1 GIGAHERTZ MAXIMUM
  • Mounting Configuration: Z FLANGES UG-407/1
  • Unit Type: WAVEGUIDE
  • Material: ALUMINUM
  • 3 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Applications
  • Applications requiring Aluminum construction
General Description

The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-077-6769, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-077-6769
Primary Part Number654VM2505-1
Item NameCoupler,rotary,radio Frequency
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Overall Diameter3.625 INCHES NOMINAL IN
Radio Frequency Rating3.9 GIGAHERTZ MINIMUM AND 4.1 GIGAHERTZ MAXIMUM
Mounting ConfigurationZ FLANGES UG-407/1
Unit TypeWAVEGUIDE
MaterialALUMINUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2915-00-166-64883194 INTERCHANGEABLE
Plate,rear Seal
Triumph Engine Control Systems Llc
5305-00-557-8062SW2166 INTERCHANGEABLE
Screw Special
Mahr Inc
4720-00-676-79362556-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
2530-00-837-62618376261 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
U S Army Tank Automotive Command Amsta-Im-Mm
2910-00-864-072932543 INTERCHANGEABLE
Filter Element,fluid
Westerbeke Corporation
5905-01-096-36563194 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
5977-01-190-7724319-4 INTERCHANGEABLE
Ring,electrical Contact
Graphite Metallizing Corporation Dba Graphite Metallizing Corp
5962-01-276-2621128468-001 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc.
4720-01-305-90053194 INTERCHANGEABLE
Hose,inflation
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
3110-01-320-92813194 INTERCHANGEABLE
Adapter Sleeve,bearing
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
Cross-Reference Index
Part NumberManufacturer
654VM2505-1 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
3194 Frontgrade Technologies Inc. (USA)
3194 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
Related Parts
2915-00-166-6488INTERCHANGEABLE
PLATE,REAR SEAL
3194
5305-00-557-8062INTERCHANGEABLE
SCREW SPECIAL
SW2166
4720-00-676-7936INTERCHANGEABLE
HOSE,NONMETALLIC
2556-6
2530-00-837-6261INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
8376261
2910-00-864-0729INTERCHANGEABLE
FILTER ELEMENT,FLUID
32543
5905-01-096-3656INTERCHANGEABLE
RESISTOR
3194
5977-01-190-7724INTERCHANGEABLE
RING,ELECTRICAL CONTACT
319-4
5962-01-276-2621INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
128468-001
4720-01-305-9005INTERCHANGEABLE
HOSE,INFLATION
3194
3110-01-320-9281INTERCHANGEABLE
ADAPTER SLEEVE,BEARING
3194
5985-01-371-5657INTERCHANGEABLE
COUPLER,ANTENNA
3194
5930-01-538-6755INTERCHANGEABLE
SWITCH,PUSH

Frequently Asked Questions

What is NSN 5985-01-077-6769?

NSN 5985-01-077-6769 is a Coupler,rotary,radio Frequency, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-077-6769?

NSN 5985-01-077-6769 has 3 cross-referenced part numbers: 654VM2505-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 3194 (Frontgrade Technologies Inc.), 3194 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division).

What NSN replaces 5985-01-077-6769?

There are 12 known substitutes for 5985-01-077-6769: 2915-00-166-6488, 5305-00-557-8062, 4720-00-676-7936 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 654VM2505-1?

Key specifications for 654VM2505-1: Overall Diameter: 3.625 INCHES NOMINAL IN; Radio Frequency Rating: 3.9 GIGAHERTZ MINIMUM AND 4.1 GIGAHERTZ MAXIMUM; Mounting Configuration: Z FLANGES UG-407/1; Unit Type: WAVEGUIDE. 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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