PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104971-11Antenna Subassembly

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5985-00-009-8981 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-009-8981 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-009-8981. Primary manufacturer part number: 104971-11.
Features
  • Antenna Subassembly — FSC 5985
  • Component Type and Quantity: 1 WAVEGUIDE
  • 2 verified cross-references
  • Primary manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Antenna Subassembly, cataloged under National Stock Number 5985-00-009-8981, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-009-8981
Primary Part Number104971-11
Item NameAntenna Subassembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusCANCELLED
Component Type and Quantity1 WAVEGUIDE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5962-00-370-2637434710-02 INTERCHANGEABLE
Microcircuit,linear
Bae Systems Controls Inc
3040-01-186-15642040804-2 INTERCHANGEABLE
Gearshaft,spur-Worm
Moog Military Aircraft Llc
Cross-Reference Index
Part NumberManufacturer
104971-11 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
104971-11REVN L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5962-00-370-2637INTERCHANGEABLE
MICROCIRCUIT,LINEAR
434710-02
3040-01-186-1564INTERCHANGEABLE
GEARSHAFT,SPUR-WORM
2040804-2

Frequently Asked Questions

What is NSN 5985-00-009-8981?

NSN 5985-00-009-8981 is a Antenna Subassembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-009-8981?

NSN 5985-00-009-8981 has 2 cross-referenced part numbers: 104971-11 (L3harris Technologies, Inc Div Space & Airborne Systems), 104971-11REVN (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5985-00-009-8981?

There are 2 known substitutes for 5985-00-009-8981: 5962-00-370-2637, 3040-01-186-1564. Verify interchangeability with system specifications before substitution.

What are the specifications of 104971-11?

Key specifications for 104971-11: Component Type and Quantity: 1 WAVEGUIDE; Overall Length: 187.968 INCHES NOMINAL IN; Special Features: COMPONENT TYPE AND QUANTITY:END ARRAY 1,LOAD 2,RADOME 8. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-009-8981 still in active supply?

NSN 5985-00-009-8981 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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