Screw, Adjusting, Valve Tappet2815-01-664-9478

NSN 2815-01-664-9478 · NIIN 016649478 · Part number 4298380

Oshkosh Defense Llc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 75Q65

Government record, cited

NSN 2815-01-664-9478 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-664-9478. Manufacturer of record part number: 4298380.

Also searched as 2815-01-664-9478 · 2815016649478 · NIIN 016649478 · 01-664-9478 · FSC 2815 Diesel Engines and Components · CAGE 75Q65 · 4298380 · 199486220 · 199486220

Nearby stock numbers ← 2815-01-664-9201 Ring Set, Piston · 2815-01-665-0822 Engine, Diesel →

Features

Screw,adjusting,valve Tappet — FSC 2815
1 manufacturer part number on file
Manufacturer of record: Oshkosh Defense Llc

Identification

NSN: 2815-01-664-9478
NIIN: 016649478
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 4298380
Manufacturer: Oshkosh Defense Llc

General Description

The Screw,adjusting,valve Tappet, cataloged under National Stock Number 2815-01-664-9478, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Oshkosh Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2815-01-664-9478
Primary Part Number	4298380
Item Name	Screw,adjusting,valve Tappet
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Oshkosh Defense 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
4298380 PRIMARY	Oshkosh Defense Llc (USA)

Reference documents

Reference	Meaning
199486220	5/9 Secondary reference Power Great Lakes, Inc.
199486220	5/9 Secondary reference Perkins Engines Inc

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.

2815-00-011-9099

2815-00-011-9099 · Item name not on file

2815-00-017-1875

2815-00-024-4185

2815-00-024-4185 · Item name not on file

2815-00-033-1482

2815-00-033-1482 · Item name not on file

2815-00-036-5350

2815-00-036-5350 · Item name not on file

2815-00-179-7630

TUBE

2815-00-346-4639

STRAINER ASSY

2815-00-592-5308

RING,PISTON

Frequently Asked Questions

What is NSN 2815-01-664-9478?

NSN 2815-01-664-9478 is a Screw,adjusting,valve Tappet, manufactured by Oshkosh Defense Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-664-9478?

NSN 2815-01-664-9478 has 1 manufacturer part number on file: 4298380 (Oshkosh Defense Llc).

What are the specifications of 4298380?

Key specifications for 4298380: Special Features: NHA:145R2190-1, MANIFOLD ASSEMBLY, ROTORY WING HYDRAULIC CONTROL; Part Name Assigned by Controlling Agency: SCEW,ADJUSTING VALVE TAPPET; End Item Identification: 4210-016220440. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-664-9478 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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