PartsTable TECHNICAL DATA SHEET

NSN 2815-01-450-7867Government record, cited

Guard Assembly, Crankcase, Engine2815-01-450-7867

NSN 2815-01-450-7867 · NIIN 014507867 · Part number Y3J12789B

Everllence Usa Inc. · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 5P630

Government record, cited

NSN 2815-01-450-7867 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-450-7867. Manufacturer of record part number: Y3J12789B.

Also searched as 2815-01-450-7867 · 2815014507867 · NIIN 014507867 · 01-450-7867 · FSC 2815 Diesel Engines and Components · CAGE 5P630 · Y3J12789B

Nearby stock numbers ← 2815-01-450-7713 Engine, Diesel · 2815-01-450-8235 Camshaft, Engine →

Features

Guard Assembly,crankcase,engine — FSC 2815
1 manufacturer part number on file
Manufacturer of record: Everllence Usa Inc.

Identification

NSN: 2815-01-450-7867
NIIN: 014507867
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: Y3J12789B
Manufacturer: Everllence Usa Inc.

General Description

The Guard Assembly,crankcase,engine, cataloged under National Stock Number 2815-01-450-7867, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Everllence Usa Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2815-01-450-7867
Primary Part Number	Y3J12789B
Item Name	Guard Assembly,crankcase,engine
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Everllence Usa 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
Y3J12789B PRIMARY	Everllence Usa Inc. (USA)

Reference documents

Reference	Meaning
Y3J12789B	C/1 Advisory reference — outside the item-of-supply concept Man Diesel & Turbo Ltd

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 2815-01-450-7867?

NSN 2815-01-450-7867 is a Guard Assembly,crankcase,engine, manufactured by Everllence Usa Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-450-7867?

NSN 2815-01-450-7867 has 1 manufacturer part number on file: Y3J12789B (Everllence Usa Inc.).

What are the specifications of Y3J12789B?

Key specifications for Y3J12789B: Special Features: CRANKCASE DOOR (DIPSTICK); End Item Identification: WEAPON SYSTEM E/I 170' PATROL COASTAL (PC-1) CLASS SHIPS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-450-7867 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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