PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

76710Gearbox Assembly

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5840-00-166-0189 · FSC 5840 · No Item Name Available
Verified by PartsTable
NSN 5840-00-166-0189 — this item is cataloged by the U.S. Government under National Stock Number 5840-00-166-0189. Primary manufacturer part number: 76710.
Features
  • Gearbox Assembly — FSC 5840
  • 1 verified cross-reference
  • 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 Gearbox Assembly, cataloged under National Stock Number 5840-00-166-0189, is classified within Federal Supply Class 5840 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. This item has 1 commercial cross-reference 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: Active.

Technical Specifications
ParameterValue
NSN5840-00-166-0189
Primary Part Number76710
Item NameGearbox Assembly
FSC / FSG5840 / 58 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-133-651676710 INTERCHANGEABLE
Bearing,plain,self-Aligning
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
6540-01-232-015777710 INTERCHANGEABLE
Transformer,continuous Power,oph
Welch Allyn, Inc.
Cross-Reference Index
Part NumberManufacturer
76710 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
3120-00-133-6516INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
76710
6540-01-232-0157INTERCHANGEABLE
TRANSFORMER,CONTINUOUS POWER,OPH
77710

Frequently Asked Questions

What is NSN 5840-00-166-0189?

NSN 5840-00-166-0189 is a Gearbox Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5840 (No Item Name Available). Status: active.

What are the part numbers for NSN 5840-00-166-0189?

NSN 5840-00-166-0189 has 1 cross-referenced part number: 76710 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5840-00-166-0189?

There are 2 known substitutes for 5840-00-166-0189: 3120-00-133-6516, 6540-01-232-0157. Verify interchangeability with system specifications before substitution.

What are the specifications of 76710?

Key specifications for 76710: End Item Identification: FIXED BASE SYSTEM. 1 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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