PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18124Ring Gear,actuator

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 1680-00-871-4881 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-871-4881 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-871-4881. Primary manufacturer part number: 18124.
Features
  • Ring Gear,actuator — FSC 1680
  • General Characteristics Item Description: USED ON FLAP ACTUATOR PART NO. 181RA38R176,F-5E ACFT
  • 5 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Ring Gear,actuator, cataloged under National Stock Number 1680-00-871-4881, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-00-871-4881
Primary Part Number18124
Item NameRing Gear,actuator
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
General Characteristics Item DescriptionUSED ON FLAP ACTUATOR PART NO. 181RA38R176,F-5E ACFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-331-9892005.102.0041 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5950-00-594-1217240-0313-00 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2530-00-836-1701WE7-2 INTERCHANGEABLE
Brake,shoe Type
Meritor Industrial Products, Llc
5310-01-317-722518124 INTERCHANGEABLE
Washer,spring Tension
Saft America Inc. Dba Tadiran Batteries Div Aviation Division
6505-01-586-5691480921 INTERCHANGEABLE
Lidocaine Hydrochloride and Epin
Fresenius Kabi, Llc
5120-01-653-8315 INTERCHANGEABLE
Key,socket Head Screw
Cross-Reference Index
Part NumberManufacturer
18124 Comptech Corporation Dba Comptech (USA)
18124 Maven Engineering Corporation (USA)
18124 Kampi Components Co Inc (USA)
18124 Lucas Aerospace Power Equipment Corporation (USA)
18124 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
4820-00-331-9892INTERCHANGEABLE
DISK,VALVE
005.102.0041
5950-00-594-1217INTERCHANGEABLE
COIL,RADIO FREQUENCY
240-0313-00
2530-00-836-1701INTERCHANGEABLE
BRAKE,SHOE TYPE
WE7-2
5310-01-317-7225INTERCHANGEABLE
WASHER,SPRING TENSION
18124
6505-01-586-5691INTERCHANGEABLE
LIDOCAINE HYDROCHLORIDE AND EPIN
480921
5120-01-653-8315INTERCHANGEABLE
KEY,SOCKET HEAD SCREW

Frequently Asked Questions

What is NSN 1680-00-871-4881?

NSN 1680-00-871-4881 is a Ring Gear,actuator, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-871-4881?

NSN 1680-00-871-4881 has 5 cross-referenced part numbers: 18124 (Comptech Corporation Dba Comptech), 18124 (Maven Engineering Corporation), 18124 (Kampi Components Co Inc), 18124 (Lucas Aerospace Power Equipment Corporation), 18124 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 1680-00-871-4881?

There are 6 known substitutes for 1680-00-871-4881: 4820-00-331-9892, 5950-00-594-1217, 2530-00-836-1701 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18124?

Key specifications for 18124: General Characteristics Item Description: USED ON FLAP ACTUATOR PART NO. 181RA38R176,F-5E ACFT. 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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