PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AEA9617ARetainer

Fairbanks Morse, Llc · NSN 2040-01-178-1375 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-01-178-1375 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-178-1375. Primary manufacturer part number: AEA9617A.
Features
  • Retainer — FSC 2040
  • 2 verified cross-references
  • Primary manufacturer: Fairbanks Morse, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer, cataloged under National Stock Number 2040-01-178-1375, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Fairbanks Morse, Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer
FSC / FSG2040 — No Item Name Available (FSG 20)
ManufacturersFairbanks Morse, Llc (CAGE 7PZX0); Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (CAGE 82796)
Technical Specifications
ParameterValue
NSN2040-01-178-1375
Primary Part NumberAEA9617A
Item NameRetainer
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerFairbanks Morse, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-291-3492MS124698 INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
AEA9617A PRIMARY Fairbanks Morse, Llc (USA)
AEA9617A Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
Related Parts
5325-00-291-3492INTERCHANGEABLE
INSERT,SCREW THREAD
MS124698

Frequently Asked Questions

What is NSN 2040-01-178-1375?

NSN 2040-01-178-1375 is a Retainer, manufactured by Fairbanks Morse, Llc, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-01-178-1375?

NSN 2040-01-178-1375 has 2 cross-referenced part numbers: AEA9617A (Fairbanks Morse, Llc), AEA9617A (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine).

What NSN replaces 2040-01-178-1375?

There is 1 known substitute for 2040-01-178-1375: 5325-00-291-3492. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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