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PWA20821 — FIXTURE,AIRCRAFT MAINTENANCE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

PWA20821: FIXTURE,AIRCRAFT MAINTENANCE.

The FIXTURE,AIRCRAFT MAINTENANCE is a the manufacturer industrial component. Key specifications include special_features: MATL: STEEL, functional_description: USED TO REPAIR WORN/DAMAGED KNIFE EDGES ON LOW PRESSURE COMPRESSOR SPACERS, end_item_identification: J-75-P-17-19W JET ENGINE AGE. W, nominal_overall_diameter: 16.000 INCHES IN.

This part is cataloged in the U.S. Government catalog under NSN 4920-01-068-9996, 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
PWA20821
NSN: 4920-01-068-9996
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresMATL: STEEL
functional_descriptionUSED TO REPAIR WORN/DAMAGED KNIFE EDGES ON LOW PRESSURE COMPRESSOR SPACERS
end_item_identificationJ-75-P-17-19W JET ENGINE AGE. W
nominal_overall_diameter16.000 INCHES IN
NSN4920-01-068-9996
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FIXTURE,AIRCRAFT MAINTENANCE TITLE COMPONENT PN PWA20821 MFR FIXTURE,AIRCRAFT MAINT
KEY FEATURES
•
NOMINAL OVERALL DIAMETER: 16.000 INCHES IN
•
FUNCTIONAL DESCRIPTION: USED TO REPAIR WORN/DAMAGED KNIFE EDGES ON LOW PRESSURE COMPRESSOR SPACERS
TECHNICAL CHARACTERISTICS
NOMINAL OVERALL DIAMETER16.000 INCHES IN
SPECIAL FEATURESMATL: STEEL
FUNCTIONAL DESCRIPTIONUSED TO REPAIR WORN/DAMAGED KNIFE EDGES ON LOW PRESSURE COMPRESSOR SPACERS
END ITEM IDENTIFICATIONJ-75-P-17-19W JET ENGINE AGE. W
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA20821?
PWA20821 is a FIXTURE,AIRCRAFT MAINTENANCE.
What is the NSN for PWA20821?
PWA20821 is cataloged in the U.S. Government catalog under NSN 4920-01-068-9996. 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.