PartsTable
Technical Data Sheet
PartsTable / COMPONENT / SF-18
SF-18 ✓ 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 CUTTER,MILLING,METAL SLITTING is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ALUMINUM; 3.719 IN. OD; 0.312 IN.

ID; 0.281 IN.H O/A IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-108-0575, 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
SF-18
NSN: 3130-00-108-0575
FSC: 3130
CAGE: 36384 — FMC CORP LINK-BELT DIV (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM; 3.719 IN. OD; 0.312 IN. ID; 0.281 IN.H O/A IN
NSN3130-00-108-0575
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SF-18 · 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
•
MOUNTING HOLE DIAMETER: 0.4531 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 3.2500 INCHES NOMINAL IN
•
ALIGNMENT TYPE: SELF-ALIGNING
•
SEAL TYPE: LABYRINTH
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MATERIAL: IRON CAST HOUSING
•
SEAL LOCATION: BOTH ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE DIAMETER0.4531 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER3.2500 INCHES NOMINAL IN
ALIGNMENT TYPESELF-ALIGNING
SEAL TYPELABYRINTH
MOUNTING HOLE TYPEROUND, UNTHREADED
MATERIALIRON CAST HOUSING
SEAL LOCATIONBOTH ENDS
MATERIALSTEEL AND WOOL SEAL
FEATURES PROVIDEDGROUND ROLLING ELEMENT GROOVE
LOAD CAPABILITY TYPERADIAL AND THRUST
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
942Interchangeable
interchangeable cross-reference
interchangeable
750024-1Interchangeable
interchangeable cross-reference
interchangeable
512571Interchangeable
interchangeable cross-reference
interchangeable
17222Interchangeable
interchangeable cross-reference
interchangeable
915Interchangeable
interchangeable cross-reference
interchangeable
ANSI C18.1MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SF-18?
SF-18 is a CUTTER,MILLING,METAL SLITTING.
What parts can replace SF-18?
There are 22 known substitutes for SF-18: 942, 750024-1, 512571 and 19 more. Substitute compatibility should be verified for your specific system.
Is SF-18 still available?
SF-18 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026