PartsTable TECHNICAL DATA SHEET
NSN 2950-00-191-6586Government record, cited

Diaphragm, Turbocharger2950-00-191-6586

NSN 2950-00-191-6586 · NIIN 001916586 · Part number 3S5861
Caterpillar Inc Div Caterpillar Defense · FSC 2950 — Turbosupercharger and Components · FSG 29 — Engine Accessories · CAGE 11083
Government record, cited
NSN 2950-00-191-6586 — this item is cataloged by the U.S. Government under National Stock Number 2950-00-191-6586. Manufacturer of record part number: 3S5861.
Also searched as  2950-00-191-6586 · 2950001916586 · NIIN 001916586 · 00-191-6586 · FSC 2950 Turbosupercharger and Components · CAGE 11083 · 3S5861 · 476275-1
Nearby stock numbers  ·
Features
  • Diaphragm,turbocharger — FSC 2950
  • FSC Application Data: ENGINE,DIESEL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 2950-00-191-6586
  • NIIN: 001916586
  • FSC: 2950 — Turbosupercharger and Components
  • FSG: 29 — Engine Accessories
  • Primary part number: 3S5861
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Diaphragm,turbocharger, cataloged under National Stock Number 2950-00-191-6586, 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 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2950-00-191-6586
Primary Part Number3S5861
Item NameDiaphragm,turbocharger
FSC / FSG2950 / 29 — Turbosupercharger and Components
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
FSC Application DataENGINE,DIESEL
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
3S5861 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
476275-1 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (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.
2950-00-001-9474
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 2950-00-191-6586?

NSN 2950-00-191-6586 is a Diaphragm,turbocharger, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2950, Turbosupercharger and Components. Status: active.

What part numbers are listed for NSN 2950-00-191-6586?

NSN 2950-00-191-6586 has 2 manufacturer part numbers on file: 3S5861 (Caterpillar Inc Div Caterpillar Defense), 476275-1 (Honeywell International Inc. Div Aerospace - Torrance).

What are the specifications of 3S5861?

Key specifications for 3S5861: FSC Application Data: ENGINE,DIESEL; End Item Identification: 24209305999. 1 specification is documented in the U.S. Government catalog.

Is NSN 2950-00-191-6586 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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