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Technical Data Sheet
PartsTable / COMPONENT / C2045
C2045 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The RECTIFIER,METALLIC is a the manufacturer industrial component. Key specifications include height: 1.500 INCHES NOMINAL IN, material: SELENIUM, load_type: RESISTIVE, slot_width: 0.1875 INCHES NOMINAL FIRST IN, slot_length: 1.7500 INCHES NOMINAL FIRST IN, temp_rating: 125.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-423-1286, 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
C2045
NSN: 3120-00-423-1286
FSC: 3120
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
height1.500 INCHES NOMINAL IN
materialSELENIUM
load_typeRESISTIVE
slot_width0.1875 INCHES NOMINAL FIRST IN
slot_length1.7500 INCHES NOMINAL FIRST IN
temp_rating125.0 CELSIUS DEGC
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width3.000 INCHES NOMINAL IN
flange_length3.000 INCHES NOMINAL IN
hole_diameter0.1880 INCHES NOMINAL FIRST IN
overall_width0.531 INCHES NOMINAL IN
terminal_typeSOLDER LUG
NSN3120-00-423-1286
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: C2045 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SLOT LENGTH: 1.7500 INCHES NOMINAL FIRST IN
•
BODY INSIDE DIAMETER: 1.3750 INCHES NOMINAL IN
•
SLOT WIDTH: 0.1875 INCHES NOMINAL FIRST IN
•
CORNER SHAPE: SQUARE OUTSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 4.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
BODY OUTSIDE DIAMETER: 1.7500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SLOT LENGTH1.7500 INCHES NOMINAL FIRST IN
BODY INSIDE DIAMETER1.3750 INCHES NOMINAL IN
SLOT WIDTH0.1875 INCHES NOMINAL FIRST IN
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER4.7500 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
BODY OUTSIDE DIAMETER1.7500 INCHES NOMINAL IN
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE AND 4 SLOT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
16Y1TInterchangeable
interchangeable cross-reference
interchangeable
C2045Interchangeable
interchangeable cross-reference
interchangeable
144-5020ISSUE4PC1Interchangeable
interchangeable cross-reference
interchangeable
657734-1Interchangeable
interchangeable cross-reference
interchangeable
27573Interchangeable
interchangeable cross-reference
interchangeable
42998-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C2045?
C2045 is a RECTIFIER,METALLIC.
What parts can replace C2045?
There are 9 known substitutes for C2045: 16Y1T, C2045, 144-5020ISSUE4PC1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C2045?
C2045 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-423-1286. 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