Cover, Engine Poppet Valve Rocker2815-01-558-9503

NSN 2815-01-558-9503 · NIIN 015589503 · Part number 4941858

Cummins Inc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 0B8S3

Government record, cited

NSN 2815-01-558-9503 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-558-9503. Manufacturer of record part number: 4941858.

Also searched as 2815-01-558-9503 · 2815015589503 · NIIN 015589503 · 01-558-9503 · FSC 2815 Diesel Engines and Components · CAGE 0B8S3 · 4941858

Nearby stock numbers ← 2815-01-558-9219 Cylinder Sleeve · 2815-01-558-9714 Engine, Diesel →

Features

Cover,engine Poppet Valve Rocker — FSC 2815
1 manufacturer part number on file
Manufacturer of record: Cummins Inc

Identification

NSN: 2815-01-558-9503
NIIN: 015589503
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4941858
Manufacturer: Cummins Inc

General Description

The Cover,engine Poppet Valve Rocker, cataloged under National Stock Number 2815-01-558-9503, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2815-01-558-9503
Primary Part Number	4941858
Item Name	Cover,engine Poppet Valve Rocker
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Cummins Inc
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
4941858 PRIMARY	Cummins Inc (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 2815-01-558-9503?

NSN 2815-01-558-9503 is a Cover,engine Poppet Valve Rocker, manufactured by Cummins Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-558-9503?

NSN 2815-01-558-9503 has 1 manufacturer part number on file: 4941858 (Cummins Inc).

What are the specifications of 4941858?

Key specifications for 4941858: End Item Identification: 4940-01-463-7940 FORWARD REPAIR SYSTEM M7. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-558-9503 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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