PartsTable TECHNICAL DATA SHEET

NSN 2950-01-271-2342Government record, cited

Diffuser, Special2950-01-271-2342

NSN 2950-01-271-2342 · NIIN 012712342 · Part number 3522801

Cummins Inc. · FSC 2950 — Turbosupercharger and Components · FSG 29 — Engine Accessories · CAGE 15434

Government record, cited

NSN 2950-01-271-2342 — this item is cataloged by the U.S. Government under National Stock Number 2950-01-271-2342. Manufacturer of record part number: 3522801.

Also searched as 2950-01-271-2342 · 2950012712342 · NIIN 012712342 · 01-271-2342 · FSC 2950 Turbosupercharger and Components · CAGE 15434 · 3522801 · CBU1680 · 2950PL0823080

Nearby stock numbers ← 2950-01-271-2341 Housing, Compressor · 2950-01-271-2345 Kit, Turbocharger →

Features

Diffuser,special — FSC 2950
1 manufacturer part number on file
Manufacturer of record: Cummins Inc.

Identification

NSN: 2950-01-271-2342
NIIN: 012712342
FSC: 2950 — Turbosupercharger and Components
FSG: 29 — Engine Accessories
Primary part number: 3522801
Manufacturer: Cummins Inc.

General Description

The Diffuser,special, cataloged under National Stock Number 2950-01-271-2342, is classified within Federal Supply Class 2950 (Turbosupercharger and Components) of the Engine Accessories 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Diffuser,special
FSC / FSG	2950 — Turbosupercharger and Components (FSG 29)
Manufacturers	Cummins Inc. (CAGE 15434)

Technical Specifications

Parameter	Value
NSN	2950-01-271-2342
Primary Part Number	3522801
Item Name	Diffuser,special
FSC / FSG	2950 / 29 — Turbosupercharger 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)

Cross-Reference Index

Part Number	Manufacturer
3522801 PRIMARY	Cummins Inc. (USA)

Reference documents

Reference	Meaning
3522801	5/9 Secondary reference Holset Engineering Co Ltd
CBU1680	5/9 Secondary reference Leyland Trucks Ltd (for Spare Parts See U6425)
2950PL0823080	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index

No interchangeability data on file.

Other items in FSC 2950 — Turbosupercharger and Components

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

2950-00-001-9474

PLATE,TURBINE

2950-00-003-0961

2950-00-003-0961 · Item name not on file

2950-00-003-0962

CLAMP,TURBOCHARGER

2950-00-003-0965

DIFFUSER,TURBOCHARGER

2950-00-003-0966

SHROUD,TURBOCHARGER

2950-00-003-5911

PLATE,BACK,TURBOCHARGER

2950-00-003-5912

2950-00-003-5912 · Item name not on file

2950-00-003-5913

2950-00-003-5913 · Item name not on file

Frequently Asked Questions

What is NSN 2950-01-271-2342?

NSN 2950-01-271-2342 is a Diffuser,special, manufactured by Cummins Inc., classified under FSC 2950, Turbosupercharger and Components. Status: active.

What part numbers are listed for NSN 2950-01-271-2342?

NSN 2950-01-271-2342 has 1 manufacturer part number on file: 3522801 (Cummins Inc.).

Is NSN 2950-01-271-2342 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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