NSN 4920-01-478-7313 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-478-7313. Manufacturer of record part number: PWA72294.
Also searched as4920-01-478-7313 ·
4920014787313 ·
NIIN 014787313 ·
01-478-7313 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 77445 · PWA72294
Functional Description: GAGE IS REQUIRED TO MEASURE THE INNER DIAMETER OF 3RD STAGE TURBINE AIR SEALING RING SEGMENTS P/N 4083716-01 INSTALLED IN PWA72293 FIXTURE AS A FULL RING DURING FINISH GRIND OPERATION, INTEGRITY OF GAGE SET DIMENSIONS 27.070 INCHES IS VERIFIED BEFORE EACH USE BY PWA72295 MASTER GAGE IN
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4920-01-478-7313
NIIN: 014787313
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA72294
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-478-7313, 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
Nominal Overall Width
2.000 INCHES IN
Nominal Overall Length
28.000 INCHES IN
Reference Data and Literature
SERD N0 8914
Nominal Overall Height
4.000 INCHES IN
Functional Description
GAGE IS REQUIRED TO MEASURE THE INNER DIAMETER OF 3RD STAGE TURBINE AIR SEALING RING SEGMENTS P/N 4083716-01 INSTALLED IN PWA72293 FIXTURE AS A FULL RING DURING FINISH GRIND OPERATION, INTEGRITY OF GAGE SET DIMENSIONS 27.070 INCHES IS VERIFIED BEFORE EACH USE BY PWA72295 MASTER GAGE IN
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 4920-01-478-7313?
NSN 4920-01-478-7313 is a Fixture,engine Maintenance,aircr, 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 4920-01-478-7313?
NSN 4920-01-478-7313 has 1 manufacturer part number on file: PWA72294 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA72294?
Key specifications for PWA72294: Nominal Overall Width: 2.000 INCHES IN; Nominal Overall Length: 28.000 INCHES IN; Reference Data and Literature: SERD N0 8914; Nominal Overall Height: 4.000 INCHES IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-478-7313 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.