PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5866Manifold,exhaust

Cummins Inc. · NSN 2815-00-871-0545 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-871-0545 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-871-0545. Primary manufacturer part number: 5866.
Features
  • Manifold,exhaust — FSC 2815
  • Inlet Quantity: 2
  • Outlet End Connection Type: UNTHREADED INTERNAL PIPE/TUBE
  • Bolt Hole Diameter: 0.500 INCHES NOMINAL IN
  • Material: IRON CAST
  • Outlet Connection Outside Diameter: 3.000 INCHES NOMINAL IN
  • Center to Center Distance Between Bolt Holes Along Length: 3.750 INCHES NOMINAL IN
  • Inlet Connection Type: FLANGED
Applications
  • Applications requiring Iron Cast construction
General Description

The Manifold,exhaust, cataloged under National Stock Number 2815-00-871-0545, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-00-871-0545
Primary Part Number5866
Item NameManifold,exhaust
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Inlet Quantity2
Outlet End Connection TypeUNTHREADED INTERNAL PIPE/TUBE
Bolt Hole Diameter0.500 INCHES NOMINAL IN
MaterialIRON CAST
Outlet Connection Outside Diameter3.000 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length3.750 INCHES NOMINAL IN
Inlet Connection TypeFLANGED
Temp Regulating Valve OpeningNOT INCLUDED
Outlet Quantity1
Bolt Hole Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-291-16098144574 INTERCHANGEABLE
Seal,plain Encased
Us Army Aviation and Missile Command
5950-00-648-39867485544P1 INTERCHANGEABLE
Transformer,power
General Electric Company
5960-00-738-2062 INTERCHANGEABLE
Electron Tube
1005-01-285-062210916 INTERCHANGEABLE
Follower,cartridge,small Arms
O F Mossberg & Sons Inc
Cross-Reference Index
Part NumberManufacturer
5866 PRIMARY Cummins Inc. (USA)
Related Parts
5330-00-291-1609INTERCHANGEABLE
SEAL,PLAIN ENCASED
8144574
5950-00-648-3986INTERCHANGEABLE
TRANSFORMER,POWER
7485544P1
5960-00-738-2062INTERCHANGEABLE
ELECTRON TUBE
1005-01-285-0622INTERCHANGEABLE
FOLLOWER,CARTRIDGE,SMALL ARMS
10916

Frequently Asked Questions

What is NSN 2815-00-871-0545?

NSN 2815-00-871-0545 is a Manifold,exhaust, manufactured by Cummins Inc., classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-871-0545?

NSN 2815-00-871-0545 has 1 cross-referenced part number: 5866 (Cummins Inc.).

What NSN replaces 2815-00-871-0545?

There are 4 known substitutes for 2815-00-871-0545: 5330-00-291-1609, 5950-00-648-3986, 5960-00-738-2062 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5866?

Key specifications for 5866: Inlet Quantity: 2; Outlet End Connection Type: UNTHREADED INTERNAL PIPE/TUBE; Bolt Hole Diameter: 0.500 INCHES NOMINAL IN; Material: IRON CAST. 11 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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