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770620 — SPACER,COMPRESSOR ROTOR,AIRCRAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

770620: SPACER,COMPRESSOR ROTOR,AIRCRAFT.

SPACER,COMPRESSOR ROTOR,AIRCRAFT. Key specifications include overall_length: 1.998 INCHES NOMINAL IN, outside_diameter: 19.222 INCHES NOMINAL IN, end_item_identification: ACFT ENGINE NO. TF-33, criticality_code_justification: AGAV.

This part is cataloged in the U.S. Government catalog under NSN 2840-01-040-1900, 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
770620
NSN: 2840-01-040-1900
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
overall_length1.998 INCHES NOMINAL IN
outside_diameter19.222 INCHES NOMINAL IN
end_item_identificationACFT ENGINE NO. TF-33
criticality_code_justificationAGAV
NSN2840-01-040-1900
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,COMPRESSOR ROTOR,AIRCRAFT TITLE COMPONENT PN 770620 MFR SPACER,COMPRESSOR ROTO
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
OUTSIDE DIAMETER: 19.222 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
OVERALL LENGTH1.998 INCHES NOMINAL IN
OUTSIDE DIAMETER19.222 INCHES NOMINAL IN
END ITEM IDENTIFICATIONACFT ENGINE NO. TF-33
OTHER ITEMS IN FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-004-4242 2840-00-021-4702 2840-00-043-0981 2840-00-043-0982 2840-00-048-5261 2840-00-407-9165 2840-01-171-0875
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 770620?
770620 is a SPACER,COMPRESSOR ROTOR,AIRCRAFT.
What is the NSN for 770620?
770620 is cataloged in the U.S. Government catalog under NSN 2840-01-040-1900. 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.