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Technical Data Sheet
PartsTable / COMPONENT / NAS538-6-060
NAS538-6-060 ✓ 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 4130 OR STEEL COMP 8630 OVERALL, corner_shape: SQUARE OUTSIDE LEFT CORNER, flange_width: 0.0550 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM IN, overall_length: 0.6000 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, EXTERNAL FLANGE ONE END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-459-2346, 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
NAS538-6-060
NSN: 3120-01-459-2346
FSC: 3120
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
corner_shapeSQUARE OUTSIDE LEFT CORNER
flange_width0.0550 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM IN
overall_length0.6000 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.3590 INCHES MINIMUM AND 0.3660 INCHES MAXIMUM IN
body_outside_diameter0.5006 INCHES MINIMUM AND 0.5013 INCHES MAXIMUM IN
flange_outside_diameter0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NSN3120-01-459-2346
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NAS538-6-060 · 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
•
CORNER SHAPE: SQUARE OUTSIDE RIGHT CORNER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
•
FLANGE WIDTH: 0.0550 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM IN
•
FLANGE OUTSIDE DIAMETER: 0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.5006 INCHES MINIMUM AND 0.5013 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE WIDTH0.0550 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM IN
FLANGE OUTSIDE DIAMETER0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.5006 INCHES MINIMUM AND 0.5013 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.3590 INCHES MINIMUM AND 0.3660 INCHES MAXIMUM IN
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
WC55890Interchangeable
interchangeable cross-reference
interchangeable
3484Interchangeable
interchangeable cross-reference
interchangeable
172-254Interchangeable
interchangeable cross-reference
interchangeable
8EJW4Interchangeable
interchangeable cross-reference
interchangeable
15096GInterchangeable
interchangeable cross-reference
interchangeable
598231Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS538-6-060?
NAS538-6-060 is a BUSHING,SLEEVE.
What parts can replace NAS538-6-060?
There are 8 known substitutes for NAS538-6-060: WC55890, 3484, 172-254 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS538-6-060?
NAS538-6-060 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-459-2346. 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