PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AFC4577ACover,torsion

Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine · NSN 2815-00-388-7354 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-388-7354 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-388-7354. Primary manufacturer part number: AFC4577A.
Features
  • Cover,torsion — FSC 2815
  • General Characteristics Item Description: 4 MTG HOLES 0.438 IN. DIA SPOT FACED 1.125 IN. DIA 0.406 IN. DEEP; 2.000 IN. ID; O/A DIM. 0.500 IN. THK BY 3.688 IN. OD IN
  • 10 verified cross-references
  • Primary manufacturer: Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,torsion, cataloged under National Stock Number 2815-00-388-7354, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 2 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
NSN2815-00-388-7354
Primary Part NumberAFC4577A
Item NameCover,torsion
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerColtec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine
StatusACTIVE
General Characteristics Item Description4 MTG HOLES 0.438 IN. DIA SPOT FACED 1.125 IN. DIA 0.406 IN. DEEP; 2.000 IN. ID; O/A DIM. 0.500 IN. THK BY 3.688 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-494-4915 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-584-4527 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
AFC4577A Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
CAFB4577B Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
NAFB4577B Fairbanks Morse, Llc (USA)
MBAFB4868A1PC172 Fairbanks Morse, Llc (USA)
NAFB4577B Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
MBAFB4868A1PC172 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
AFC4577A Fairbanks Morse, Llc (USA)
16101050 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
16101050 Fairbanks Morse, Llc (USA)
CAFB4577B Fairbanks Morse, Llc (USA)
Related Parts
5961-00-494-4915INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-584-4527INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 2815-00-388-7354?

NSN 2815-00-388-7354 is a Cover,torsion, manufactured by Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-388-7354?

NSN 2815-00-388-7354 has 10 cross-referenced part numbers: AFC4577A (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), CAFB4577B (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), NAFB4577B (Fairbanks Morse, Llc), MBAFB4868A1PC172 (Fairbanks Morse, Llc), NAFB4577B (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine) and 5 more.

What NSN replaces 2815-00-388-7354?

There are 2 known substitutes for 2815-00-388-7354: 5961-00-494-4915, 5961-00-584-4527. Verify interchangeability with system specifications before substitution.

What are the specifications of AFC4577A?

Key specifications for AFC4577A: General Characteristics Item Description: 4 MTG HOLES 0.438 IN. DIA SPOT FACED 1.125 IN. DIA 0.406 IN. DEEP; 2.000 IN. ID; O/A DIM. 0.500 IN. THK BY 3.688 IN. OD IN. 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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