PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102690Gear Train Assembly

Aimtron Systems, Llc · NSN 5840-01-111-8189 · FSC 5840 · No Item Name Available
Verified by PartsTable
NSN 5840-01-111-8189 — this item is cataloged by the U.S. Government under National Stock Number 5840-01-111-8189. Primary manufacturer part number: 102690.
Features
  • Gear Train Assembly — FSC 5840
  • 3 verified cross-references
  • Primary manufacturer: Aimtron Systems, Llc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Train Assembly, cataloged under National Stock Number 5840-01-111-8189, 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 Aimtron Systems, Llc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Train Assembly
FSC / FSG5840 — No Item Name Available (FSG 58)
ManufacturersAimtron Systems, Llc (CAGE 20284); Cardion Inc (CAGE 12909); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H)
Technical Specifications
ParameterValue
NSN5840-01-111-8189
Primary Part Number102690
Item NameGear Train Assembly
FSC / FSG5840 / 58 — No Item Name Available
ManufacturerAimtron Systems, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5999-00-610-0483 INTERCHANGEABLE
Wire Mesh,knitted
6320-01-093-554310-1507 TYPE 2 INTERCHANGEABLE
Indicator,engine or
L3 Technologies, Inc.
2920-01-437-475810-2690 INTERCHANGEABLE
Friction Assy,contr
L3 Technologies, Inc.
3040-01-437-5861 INTERCHANGEABLE
Lining,friction
2990-01-437-8397 INTERCHANGEABLE
Plate,friction
5985-01-678-4450102690 INTERCHANGEABLE
Mast Section
Burch Company Inc, the
Cross-Reference Index
Part NumberManufacturer
102690 PRIMARY Aimtron Systems, Llc (USA)
102690 Cardion Inc (USA)
5840PL1891041 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5999-00-610-0483INTERCHANGEABLE
WIRE MESH,KNITTED
6320-01-093-5543INTERCHANGEABLE
INDICATOR,ENGINE OR
10-1507 TYPE 2
2920-01-437-4758INTERCHANGEABLE
FRICTION ASSY,CONTR
10-2690
3040-01-437-5861INTERCHANGEABLE
LINING,FRICTION
2990-01-437-8397INTERCHANGEABLE
PLATE,FRICTION
5985-01-678-4450INTERCHANGEABLE
MAST SECTION
102690

Frequently Asked Questions

What is NSN 5840-01-111-8189?

NSN 5840-01-111-8189 is a Gear Train Assembly, manufactured by Aimtron Systems, Llc, classified under FSC 5840 (No Item Name Available). Status: active.

What are the part numbers for NSN 5840-01-111-8189?

NSN 5840-01-111-8189 has 3 cross-referenced part numbers: 102690 (Aimtron Systems, Llc), 102690 (Cardion Inc), 5840PL1891041 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 5840-01-111-8189?

There are 6 known substitutes for 5840-01-111-8189: 5999-00-610-0483, 6320-01-093-5543, 2920-01-437-4758 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com