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Technical Data Sheet
PartsTable / COMPONENT / SKA1772
SKA1772 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1038 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.0000 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END, body_inside_diameter: 0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN, body_outside_diameter: 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM 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 3120-00-429-1652, 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
SKA1772
NSN: 3120-00-429-1652
FSC: 3120
CAGE: 88907 — BRUNSWICK CORP DBA MERCURY MARINE DIV MERCURY MARINE (USA)
SPECIFICATIONS
materialSTEEL COMP 1038 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.0000 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
body_inside_diameter0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
body_outside_diameter0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
left_internal_flange_width0.1250 INCHES NOMINAL IN
left_internal_flange_hole_diameter0.2656 INCHES NOMINAL IN
NSN3120-00-429-1652
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SKA1772 · 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
•
BODY INSIDE DIAMETER: 0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
LEFT INTERNAL FLANGE HOLE DIAMETER: 0.2656 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1038 OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
•
LEFT INTERNAL FLANGE WIDTH: 0.1250 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
LEFT INTERNAL FLANGE HOLE DIAMETER0.2656 INCHES NOMINAL IN
MATERIALSTEEL COMP 1038 OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
OVERALL LENGTH1.0000 INCHES NOMINAL IN
LEFT INTERNAL FLANGE WIDTH0.1250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
64451Interchangeable
interchangeable cross-reference
interchangeable
CH-172Interchangeable
interchangeable cross-reference
interchangeable
11MF128AP3Interchangeable
interchangeable cross-reference
interchangeable
20172Interchangeable
interchangeable cross-reference
interchangeable
77C708671P001Interchangeable
interchangeable cross-reference
interchangeable
ICB1D3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SKA1772?
SKA1772 is a BUSHING,SLEEVE.
What parts can replace SKA1772?
There are 13 known substitutes for SKA1772: 64451, CH-172, 11MF128AP3 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SKA1772?
SKA1772 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-429-1652. 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