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PWA81561 — FIXTURE,ENGINE MAINTENANCE,AIRCR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

PWA81561: FIXTURE,ENGINE MAINTENANCE,AIRCR.

FIXTURE,ENGINE MAINTENANCE,AIRCR. Key specifications include functional_description: REQUIRED TO HOLD THE HIGH PRESSURE COMPRESSOR NINTH STAGE UNISON RING DURING REPAIR, nominal_overall_height: 7.000 INCHES IN, end_item_identification: C-17, F117-PW-100, nominal_overall_diameter: 29.500 INCHES IN, reference_data_and_literature: SERD 1302. This part is cataloged in the U.S.

Government catalog under NSN 4920-01-391-9588, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
PWA81561
NSN: 4920-01-391-9588
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
functional_descriptionREQUIRED TO HOLD THE HIGH PRESSURE COMPRESSOR NINTH STAGE UNISON RING DURING REPAIR
nominal_overall_height7.000 INCHES IN
end_item_identificationC-17, F117-PW-100
nominal_overall_diameter29.500 INCHES IN
reference_data_and_literatureSERD 1302
NSN4920-01-391-9588
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FIXTURE,ENGINE MAINTENANCE,AIRCR TITLE COMPONENT PN PWA81561 MFR FIXTURE,ENGINE MAINTEN
KEY FEATURES
•
NOMINAL OVERALL DIAMETER: 29.500 INCHES IN
•
REFERENCE DATA AND LITERATURE: SERD 1302
•
NOMINAL OVERALL HEIGHT: 7.000 INCHES IN
•
FUNCTIONAL DESCRIPTION: REQUIRED TO HOLD THE HIGH PRESSURE COMPRESSOR NINTH STAGE UNISON RING DURING REPAIR
TECHNICAL CHARACTERISTICS
NOMINAL OVERALL DIAMETER29.500 INCHES IN
REFERENCE DATA AND LITERATURESERD 1302
NOMINAL OVERALL HEIGHT7.000 INCHES IN
FUNCTIONAL DESCRIPTIONREQUIRED TO HOLD THE HIGH PRESSURE COMPRESSOR NINTH STAGE UNISON RING DURING REPAIR
END ITEM IDENTIFICATIONC-17, F117-PW-100
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 4920-00-001-1405 4920-00-001-1716 4920-00-001-1744 4920-00-001-1745 4920-00-001-1746 4920-00-001-1747 4920-00-001-1748
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA81561?
PWA81561 is a FIXTURE,ENGINE MAINTENANCE,AIRCR.
What is the NSN for PWA81561?
PWA81561 is cataloged in the U.S. Government catalog under NSN 4920-01-391-9588. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.