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Technical Data Sheet
PartsTable / COMPONENT / 53A68A47
53A68A47 ✓ 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 BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 0.5150 INCHES NOMINAL IN, material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE ALL CORNERS, outside_diameter: 0.8750 INCHES NOMINAL IN, style_designator: ROUND, overall_thickness: 0.0560 INCHES MINIMUM AND 0.0620 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 3120-00-043-0257, 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
53A68A47
NSN: 3120-00-043-0257
FSC: 3120
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
diameter0.5150 INCHES NOMINAL IN
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE ALL CORNERS
outside_diameter0.8750 INCHES NOMINAL IN
style_designatorROUND
overall_thickness0.0560 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-043-0257
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 53A68A47 · 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
•
OVERALL THICKNESS: 0.0560 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND
•
CORNER SHAPE: SQUARE ALL CORNERS
•
MATERIAL: OIL LUBRICATING LUBRICATION
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
DIAMETER: 0.5150 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL THICKNESS0.0560 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
CORNER SHAPESQUARE ALL CORNERS
MATERIALOIL LUBRICATING LUBRICATION
MATERIALCOPPER ALLOY OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DIAMETER0.5150 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
OUTSIDE DIAMETER0.8750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SU6082Interchangeable
interchangeable cross-reference
interchangeable
18-5204Interchangeable
interchangeable cross-reference
interchangeable
154784Interchangeable
interchangeable cross-reference
interchangeable
563A1Interchangeable
interchangeable cross-reference
interchangeable
13027Interchangeable
interchangeable cross-reference
interchangeable
16-162Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53A68A47?
53A68A47 is a BEARING,WASHER,THRUST.
What parts can replace 53A68A47?
There are 11 known substitutes for 53A68A47: SU6082, 18-5204, 154784 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53A68A47?
53A68A47 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-043-0257. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026