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PartsTable / COMPONENT / SK658-1PC81-45
SK658-1PC81-45 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SK658-1PC81-45 is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, construction: ONE-PIECE, outside_diameter: 0.490 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.375 INCHES NOMINAL IN, surface_treatment: PASSIVATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-985-6681, 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
SK658-1PC81-45
NSN: 5365-00-985-6681
FSC: 5365
CAGE: 04320 — CURTISS-WRIGHT CONTROLS INTEGRATED SENSING, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
constructionONE-PIECE
outside_diameter0.490 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.375 INCHES NOMINAL IN
surface_treatmentPASSIVATE
fsc_application_dataDRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR
NSN5365-00-985-6681
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SK658-1PC81-45 TITLE COMPONENT PN SK658-1PC81-45 MFR SK658-1PC81-45
KEY FEATURES
•
OUTSIDE DIAMETER: 0.490 INCHES NOMINAL IN
•
FSC APPLICATION DATA: DRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR
•
STYLE DESIGNATOR: CIRCULAR
•
SURFACE TREATMENT: PASSIVATE
•
APERTURE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.490 INCHES NOMINAL IN
FSC APPLICATION DATADRAWER,ROD POSITION INDICATION,NUCLEAR REACTOR
STYLE DESIGNATORCIRCULAR
SURFACE TREATMENTPASSIVATE
APERTURE DIAMETER0.375 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
CONSTRUCTIONONE-PIECE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
81563Interchangeable
interchangeable cross-reference
interchangeable
8145Interchangeable
interchangeable cross-reference
interchangeable
8145-366YInterchangeable
interchangeable cross-reference
interchangeable
B1-45Interchangeable
interchangeable cross-reference
interchangeable
8-14.5Interchangeable
interchangeable cross-reference
interchangeable
CAT-L-1922Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SK658-1PC81-45?
SK658-1PC81-45 is a SK658-1PC81-45.
What parts can replace SK658-1PC81-45?
There are 8 known substitutes for SK658-1PC81-45: 81563, 8145, 8145-366Y and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SK658-1PC81-45?
SK658-1PC81-45 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-985-6681. 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