PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AR25Antenna

Leica Geosystems Inc. · NSN 5985-01-655-1940 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-655-1940 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-655-1940. Primary manufacturer part number: AR25.
Features
  • Antenna — FSC 5985
  • Design Type: RING FOURTH ANTENNA
  • Mounting Method: BASE
  • Radiation Pattern: DIRECTIONAL FIRST ANTENNA
  • Beam Scanning Method: FIXED THIRD ANTENNA
  • Terminal Type: CABLE W/CONNECTOR SINGLE ANTENNA ELEMENT
  • 1 verified cross-reference
  • Primary manufacturer: Leica Geosystems Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Antenna, cataloged under National Stock Number 5985-01-655-1940, 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 Leica Geosystems Inc.. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-655-1940
Primary Part NumberAR25
Item NameAntenna
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLeica Geosystems Inc.
StatusACTIVE
Design TypeRING FOURTH ANTENNA
Mounting MethodBASE
Radiation PatternDIRECTIONAL FIRST ANTENNA
Beam Scanning MethodFIXED THIRD ANTENNA
Terminal TypeCABLE W/CONNECTOR SINGLE ANTENNA ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2640-00-404-075414-538 INTERCHANGEABLE
Repair Kit,puncture,pneumatic Ti
Patch Rubber Co
5905-00-636-9467 INTERCHANGEABLE
Resistor,adjustable
5905-00-832-8121 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Cross-Reference Index
Part NumberManufacturer
AR25 PRIMARY Leica Geosystems Inc. (USA)
Related Parts
2640-00-404-0754INTERCHANGEABLE
REPAIR KIT,PUNCTURE,PNEUMATIC TI
14-538
5905-00-636-9467INTERCHANGEABLE
RESISTOR,ADJUSTABLE
5905-00-832-8121INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON

Frequently Asked Questions

What is NSN 5985-01-655-1940?

NSN 5985-01-655-1940 is a Antenna, manufactured by Leica Geosystems Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-655-1940?

NSN 5985-01-655-1940 has 1 cross-referenced part number: AR25 (Leica Geosystems Inc.).

What NSN replaces 5985-01-655-1940?

There are 3 known substitutes for 5985-01-655-1940: 2640-00-404-0754, 5905-00-636-9467, 5905-00-832-8121. Verify interchangeability with system specifications before substitution.

What are the specifications of AR25?

Key specifications for AR25: Design Type: RING FOURTH ANTENNA; Mounting Method: BASE; Radiation Pattern: DIRECTIONAL FIRST ANTENNA; Beam Scanning Method: FIXED THIRD ANTENNA. 5 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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