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Technical Data Sheet
PartsTable / COMPONENT / LAK1 1/2
LAK1 1/2 ✓ 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 LAK1 1/2 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-184-2140, 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
LAK1 1/2
NSN: 3130-00-184-2140
FSC: 3130
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
Part NumberLAK1 1/2
NSN3130-00-184-2140
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: LAK1 1/2 · 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
•
ROLLING ELEMENT GROOVE QUANTITY: 1
•
ROTATING ELEMENT LOCKING METHOD: SETSCREW LOCKING COLLAR
•
BORE DIAMETER: 1.5000 INCHES NOMINAL IN
•
ASSEMBLY OVERALL LENGTH: 2.4375 INCHES NOMINAL IN
•
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE: 1.9375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
•
MATERIAL: STEEL SEAL
TECHNICAL CHARACTERISTICS (FLIS)
ROLLING ELEMENT GROOVE QUANTITY1
ROTATING ELEMENT LOCKING METHODSETSCREW LOCKING COLLAR
BORE DIAMETER1.5000 INCHES NOMINAL IN
ASSEMBLY OVERALL LENGTH2.4375 INCHES NOMINAL IN
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE1.9375 INCHES NOMINAL IN
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE1.9375 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SOLID
MATERIALSTEEL SEAL
MATERIALIRON CAST HOUSING
SEAL LOCATIONBOTH ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
6011010001Interchangeable
interchangeable cross-reference
interchangeable
1127553Interchangeable
interchangeable cross-reference
interchangeable
C-40Interchangeable
interchangeable cross-reference
interchangeable
PS1-30-5-B24Interchangeable
interchangeable cross-reference
interchangeable
501233Interchangeable
interchangeable cross-reference
interchangeable
AN6227-24ESInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LAK1 1/2?
LAK1 1/2 is a LAK1 1/2.
What parts can replace LAK1 1/2?
There are 27 known substitutes for LAK1 1/2: 6011010001, 1127553, C-40 and 24 more. Substitute compatibility should be verified for your specific system.
Is LAK1 1/2 still available?
LAK1 1/2 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