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Technical Data Sheet
PartsTable / COMPONENT / 42523-1
42523-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

DISK AND HUB,COMPRESSOR,NONAIRCR. Key specifications include overall_length: 2.689 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2835-00-104-7377, 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
42523-1
NSN: 2835-00-104-7377
FSC: 2835
CAGE: 55820 — RTX CORPORATION DIV PRATT & WHITNEY (USA)
SPECIFICATIONS
overall_length2.689 INCHES NOMINAL IN
NSN2835-00-104-7377
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISK AND HUB,COMPRESSOR,NONAIRCR TITLE COMPONENT PN 42523-1 MFR DISK AND HUB,COMPRESSO
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESFIRST END 1.60 IN. MIN & 1.64 IN. MAX OD; VANES 6.73 IN. MIN & 6.81 IN. MAX OD TAPERED TO 4.79 IN. MIN & 4.85 IN. MAX DIA; SECOND END 0.847 IN MIN & 0.867 IN. MAX OD; BORE 0.318 IN. MIN & 0.332 IN. MAX DIA; 3 HOLES 0.26 IN. MIN & 0.28 IN. MAX DIA IN
OVERALL LENGTH2.689 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
4501391Interchangeable
interchangeable cross-reference
interchangeable
42523-1Interchangeable
interchangeable cross-reference
interchangeable
42523Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42523-1?
42523-1 is a DISK AND HUB,COMPRESSOR,NONAIRCR.
What parts can replace 42523-1?
There are 3 known substitutes for 42523-1: 4501391, 42523-1, 42523. Substitute compatibility should be verified for your specific system.
What is the NSN for 42523-1?
42523-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2835-00-104-7377. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026