PartsTable TECHNICAL DATA SHEET
NSN 2950-00-948-3276Government record, cited

Impeller, Turbocharger2950-00-948-3276

NSN 2950-00-948-3276 · NIIN 009483276 · Part number 3S4481
Caterpillar Inc Div Caterpillar Defense · FSC 2950 — Turbosupercharger and Components · FSG 29 — Engine Accessories · CAGE 11083
Government record, cited
NSN 2950-00-948-3276 — this item is cataloged by the U.S. Government under National Stock Number 2950-00-948-3276. Manufacturer of record part number: 3S4481.
Also searched as  2950-00-948-3276 · 2950009483276 · NIIN 009483276 · 00-948-3276 · FSC 2950 Turbosupercharger and Components · CAGE 11083 · 3S4481
Nearby stock numbers  ·
Features
  • Impeller,turbocharger — FSC 2950
  • FSC Application Data: TURBOCHARGER,DIESEL ENGINE
  • General Characteristics Item Description: 3.310 IN. DIA,1.540 IN. LG IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 2950-00-948-3276
  • NIIN: 009483276
  • FSC: 2950 — Turbosupercharger and Components
  • FSG: 29 — Engine Accessories
  • Primary part number: 3S4481
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Impeller,turbocharger, cataloged under National Stock Number 2950-00-948-3276, is classified within Federal Supply Class 2950 (Turbosupercharger and Components) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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
ParameterValue
NSN2950-00-948-3276
Primary Part Number3S4481
Item NameImpeller,turbocharger
FSC / FSG2950 / 29 — Turbosupercharger and Components
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
FSC Application DataTURBOCHARGER,DIESEL ENGINE
General Characteristics Item Description3.310 IN. DIA,1.540 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3S4481 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
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.
2950-00-037-8541
2950-00-037-8541 · Item name not on file
2950-00-442-3483
2950-00-442-3483 · Item name not on file
2950-01-136-7029
2950-01-136-7029 · Item name not on file
2950-01-144-9249
2950-01-144-9249 · Item name not on file
2950-01-167-1699
TURBO SUPERCHARGER,ENGINE,NON-AI
2950-01-195-5301
TURBO SUPERCHARGER,ENGINE,NON-AI
2950-01-201-7886
HOUSING,COMPRESSOR
2950-01-716-0180
TURBO SUPERCHARGER,AIRCRAFT RECI

Frequently Asked Questions

What is NSN 2950-00-948-3276?

NSN 2950-00-948-3276 is a Impeller,turbocharger, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2950, Turbosupercharger and Components. Status: active.

What part numbers are listed for NSN 2950-00-948-3276?

NSN 2950-00-948-3276 has 1 manufacturer part number on file: 3S4481 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 3S4481?

Key specifications for 3S4481: FSC Application Data: TURBOCHARGER,DIESEL ENGINE; General Characteristics Item Description: 3.310 IN. DIA,1.540 IN. LG IN; End Item Identification: 24107821130. 2 specifications are documented in the U.S. Government catalog.

Is NSN 2950-00-948-3276 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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