Cylinder Head Assem2815-00-974-3104

NSN 2815-00-974-3104 · NIIN 009743104 · Part number 4Y-2188

Cooper Machinery Services Llc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 14541

Government record, cited

NSN 2815-00-974-3104 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-974-3104. Manufacturer of record part number: 4Y-2188.

Also searched as 2815-00-974-3104 · 2815009743104 · NIIN 009743104 · 00-974-3104 · FSC 2815 Diesel Engines and Components · CAGE 14541 · 4Y-2188

Nearby stock numbers ← 2815-00-974-1603 · 2815-00-974-3428 →

Features

Cylinder Head Assem — FSC 2815
1 manufacturer part number on file
Manufacturer of record: Cooper Machinery Services Llc

Identification

NSN: 2815-00-974-3104
NIIN: 009743104
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4Y-2188
Manufacturer: Cooper Machinery Services Llc

General Description

The Cylinder Head Assem, cataloged under National Stock Number 2815-00-974-3104, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cooper Machinery Services Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Cylinder Head Assem
FSC / FSG	2815 — Diesel Engines and Components (FSG 28)
Manufacturers	Cooper Machinery Services Llc (CAGE 14541)

Technical Specifications

Parameter	Value
NSN	2815-00-974-3104
Primary Part Number	4Y-2188
Item Name	Cylinder Head Assem
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Cooper Machinery Services Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
4Y-2188 PRIMARY	Cooper Machinery Services Llc (USA)

No interchangeability data on file.

Other items in FSC 2815 — Diesel Engines and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2815-00-000-0075

ENGINE,DIESEL

2815-00-001-0022

VALVE,POPPET,ENGINE

2815-00-001-3475

PISTON,INTERNAL COMBUSTION ENGIN

2815-00-001-7728

TAPPET,PUMP

2815-00-001-7737

2815-00-001-7737 · Item name not on file

2815-00-001-7805

OIL PUMP ASSEMBLY

2815-00-001-7806

CAMSHAFT,ENGINE

2815-00-001-7813

RING SET,PISTON

Frequently Asked Questions

What is NSN 2815-00-974-3104?

NSN 2815-00-974-3104 is a Cylinder Head Assem, manufactured by Cooper Machinery Services Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-00-974-3104?

NSN 2815-00-974-3104 has 1 manufacturer part number on file: 4Y-2188 (Cooper Machinery Services Llc).

Is NSN 2815-00-974-3104 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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