NSN 4920-01-469-2191 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-469-2191. Manufacturer of record part number: PWA71964.
Also searched as4920-01-469-2191 ·
4920014692191 ·
NIIN 014692191 ·
01-469-2191 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 77445 · PWA71964
Functional Description: REQUIRED TO POLISH 2ND STAGE TURBINE BLADE RETAINING PLATE P/N 4079623 TO RESTORE THE OUTER DIAMETER POCKET ARM SURFACE FOR EDDY CURRENT INSPECTION. ADAPTER IS USED WITH RETAINING PLATE INSTALLED IN PWA71985 FIXTURE MOUNTED ON PWA71991 POLISH MACHINE ROTARY TABLE WITH FORWARD FLANGE UP. NE END AND HAS A DUAL POLISHING FOOT FOR RETAINING 2 FINE OR ULTR-FINE SCOTCH BRITE POLISHING PADS
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4920-01-469-2191
NIIN: 014692191
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA71964
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Adapter Assembly,interface Devic, cataloged under National Stock Number 4920-01-469-2191, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 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.
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Unpackaged Unit Length
4.000 INCHES NOMINAL IN
Reference Data and Literature
SERD NO. 8525
Unpackaged Unit Width
4.000 INCHES NOMINAL IN
Unpackaged Unit Height
4.000 INCHES NOMINAL IN
Functional Description
REQUIRED TO POLISH 2ND STAGE TURBINE BLADE RETAINING PLATE P/N 4079623 TO RESTORE THE OUTER DIAMETER POCKET ARM SURFACE FOR EDDY CURRENT INSPECTION. ADAPTER IS USED WITH RETAINING PLATE INSTALLED IN PWA71985 FIXTURE MOUNTED ON PWA71991 POLISH MACHINE ROTARY TABLE WITH FORWARD FLANGE UP. NE END AND HAS A DUAL POLISHING FOOT FOR RETAINING 2 FINE OR ULTR-FINE SCOTCH BRITE POLISHING PADS
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190
TEST SET,FLIGHT CONTROL SYSTEM
4920-00-001-1405
4920-00-001-1405 · Item name not on file
4920-00-001-1716
4920-00-001-1716 · Item name not on file
4920-00-001-1744
4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
4920-00-001-1746
4920-00-001-1746 · Item name not on file
4920-00-001-1747
4920-00-001-1747 · Item name not on file
4920-00-001-1748
4920-00-001-1748 · Item name not on file
Frequently Asked Questions
What is NSN 4920-01-469-2191?
NSN 4920-01-469-2191 is a Adapter Assembly,interface Devic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-469-2191?
NSN 4920-01-469-2191 has 1 manufacturer part number on file: PWA71964 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA71964?
Key specifications for PWA71964: Unpackaged Unit Length: 4.000 INCHES NOMINAL IN; Reference Data and Literature: SERD NO. 8525; Unpackaged Unit Width: 4.000 INCHES NOMINAL IN; Unpackaged Unit Height: 4.000 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-469-2191 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.
What is the DEMIL code for NSN 4920-01-469-2191?
NSN 4920-01-469-2191 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.