NSN 4920-01-423-8008 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-423-8008. Manufacturer of record part number: PWA71477.
Also searched as4920-01-423-8008 ·
4920014238008 ·
NIIN 014238008 ·
01-423-8008 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 77445 · PWA71477
Nearby stock numbers← 4920-01-423-6442 Test Set, Stores Management Syste
·
4920-01-423-8143 Test Set, Countermeasures Set →
Features
Fixture,engine Maintenance,aircr — FSC 4920
Nominal Overall Width: 13.200 INCHES IN
Nominal Overall Length: 13.200 INCHES IN
Reference Data and Literature: SERD 7759; TO 2J-F100-94
Nominal Overall Height: 5.000 INCHES IN
Functional Description: USED FOR REPLACEMENT OF UNSERVICEABLE DIFFUSER CASE INNER FLANGE BOLTS AND BOLT RETAINERS. THIS FIXTURE CLAMPS TO THE DIFFUSER CASE INNER FLANGE, SPACES THE GAP BETWEEN RETAINER HALVES, LOCKS THE RETAINERS IN POSITION, AND PROVIDES DRILL BUSHINGS FOR DRILLING RIVET HOLES IN THE NEW RETAINERS
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 4920-01-423-8008
NIIN: 014238008
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA71477
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-423-8008, 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 2 manufacturer part numbers 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
13.200 INCHES IN
Nominal Overall Length
13.200 INCHES IN
Reference Data and Literature
SERD 7759; TO 2J-F100-94
Nominal Overall Height
5.000 INCHES IN
Functional Description
USED FOR REPLACEMENT OF UNSERVICEABLE DIFFUSER CASE INNER FLANGE BOLTS AND BOLT RETAINERS. THIS FIXTURE CLAMPS TO THE DIFFUSER CASE INNER FLANGE, SPACES THE GAP BETWEEN RETAINER HALVES, LOCKS THE RETAINERS IN POSITION, AND PROVIDES DRILL BUSHINGS FOR DRILLING RIVET HOLES IN THE NEW RETAINERS
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 4920-01-423-8008?
NSN 4920-01-423-8008 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 4920-01-423-8008?
NSN 4920-01-423-8008 has 2 manufacturer part numbers on file: PWA71477 (Rtx Corporation Div Pratt & Whitney), PWA71477 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA71477?
Key specifications for PWA71477: Nominal Overall Width: 13.200 INCHES IN; Nominal Overall Length: 13.200 INCHES IN; Reference Data and Literature: SERD 7759; TO 2J-F100-94; Nominal Overall Height: 5.000 INCHES IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-423-8008 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.