PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28383Retainer Assy,aircraft Winch

Ontic Engineering and Manufacturing, Inc. · NSN 1680-01-421-5863 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-421-5863 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-421-5863. Primary manufacturer part number: 28383.
Features
  • Retainer Assy,aircraft Winch — FSC 1680
  • 3 verified cross-references
  • Primary manufacturer: Ontic Engineering and Manufacturing, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer Assy,aircraft Winch, cataloged under National Stock Number 1680-01-421-5863, 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 and Manufacturing, Inc.. This item has 3 commercial cross-references from 3 manufacturers, 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
NSN1680-01-421-5863
Primary Part Number28383
Item NameRetainer Assy,aircraft Winch
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerOntic Engineering and Manufacturing, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5985-00-004-9345 INTERCHANGEABLE
Attenuator,fixed
2805-00-382-8033 INTERCHANGEABLE
Valve,poppet,engine
Cross-Reference Index
Part NumberManufacturer
28383 PRIMARY Ontic Engineering and Manufacturing, Inc. (USA)
28383 Ge Aviation Systems Llc Dba Ge Aviation (USA)
28383 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
Related Parts
5985-00-004-9345INTERCHANGEABLE
ATTENUATOR,FIXED
2805-00-382-8033INTERCHANGEABLE
VALVE,POPPET,ENGINE

Frequently Asked Questions

What is NSN 1680-01-421-5863?

NSN 1680-01-421-5863 is a Retainer Assy,aircraft Winch, manufactured by Ontic Engineering and Manufacturing, Inc., classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-421-5863?

NSN 1680-01-421-5863 has 3 cross-referenced part numbers: 28383 (Ontic Engineering and Manufacturing, Inc.), 28383 (Ge Aviation Systems Llc Dba Ge Aviation), 28383 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).

What NSN replaces 1680-01-421-5863?

There are 2 known substitutes for 1680-01-421-5863: 5985-00-004-9345, 2805-00-382-8033. Verify interchangeability with system specifications before substitution.

What are the specifications of 28383?

Key specifications for 28383: End Item Identification: C-130 AIRCRAFT. 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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