NSN 4920-01-490-3895 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-490-3895. Manufacturer of record part number: PWA72637.
Also searched as4920-01-490-3895 ·
4920014903895 ·
NIIN 014903895 ·
01-490-3895 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 77445 · PWA72637
Functional Description: REQUIRED FOR INNER FLANGE SHOTPEEN OF 4TH TURBINE AIR SEAL P/N4086505, CONSISTS OF (3) PWA32704 TEST STRIP BLOCK DETAILS THAT SIMULATE THE FACE LOCATIONS/ELEVATIONS OF THE AIR SEAL INNER DIAMETER FLANGE
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4920-01-490-3895
NIIN: 014903895
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA72637
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-490-3895, 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
2.800 INCHES IN
Nominal Overall Length
2.500 INCHES IN
Reference Data and Literature
SERD NUMBER 9410
Nominal Overall Height
1.700 INCHES IN
Functional Description
REQUIRED FOR INNER FLANGE SHOTPEEN OF 4TH TURBINE AIR SEAL P/N4086505, CONSISTS OF (3) PWA32704 TEST STRIP BLOCK DETAILS THAT SIMULATE THE FACE LOCATIONS/ELEVATIONS OF THE AIR SEAL INNER DIAMETER FLANGE
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 4920-01-490-3895?
NSN 4920-01-490-3895 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 4920-01-490-3895?
NSN 4920-01-490-3895 has 1 manufacturer part number on file: PWA72637 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA72637?
Key specifications for PWA72637: Nominal Overall Width: 2.800 INCHES IN; Nominal Overall Length: 2.500 INCHES IN; Reference Data and Literature: SERD NUMBER 9410; Nominal Overall Height: 1.700 INCHES IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-490-3895 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 4920-01-490-3895?
NSN 4920-01-490-3895 has DEMIL Code B. 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.