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PartsTable / COMPONENT / D15-495-0PC524-525-530-531
D15-495-0PC524-525-530-531 ✓ 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,SLEEVE is a the manufacturer industrial component. Key specifications include overall_length: 2.1250 INCHES NOMINAL IN, body_inside_diameter: 1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN, body_outside_diameter: 3.2500 INCHES NOMINAL IN, flange_outside_diameter: 3.6250 INCHES NOMINAL IN, lubricant_accommodation_style: GROOVED CIRCULAR, material_document_and_classification: MIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-216-9343, 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
D15-495-0PC524-525-530-531
NSN: 3120-00-216-9343
FSC: 3120
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
overall_length2.1250 INCHES NOMINAL IN
body_inside_diameter1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN
body_outside_diameter3.2500 INCHES NOMINAL IN
flange_outside_diameter3.6250 INCHES NOMINAL IN
lubricant_accommodation_styleGROOVED CIRCULAR
material_document_and_classificationMIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER
surface_groove_location_and_quantity1 EXTERNAL
NSN3120-00-216-9343
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: D15-495-0PC524-525-530-531 · 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
•
FLANGE OUTSIDE DIAMETER: 3.6250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER
•
SURFACE GROOVE LOCATION AND QUANTITY: 1 EXTERNAL
•
BODY INSIDE DIAMETER: 1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN
•
LUBRICANT ACCOMMODATION STYLE: GROOVED CIRCULAR
•
BODY OUTSIDE DIAMETER: 3.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER3.6250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-15083 GRADE CW MIL SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OUTER LAYER
SURFACE GROOVE LOCATION AND QUANTITY1 EXTERNAL
OVERALL LENGTH2.1250 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.8800 INCHES MINIMUM AND 1.8810 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
BODY OUTSIDE DIAMETER3.2500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2-401Interchangeable
interchangeable cross-reference
interchangeable
2401-50HM160WInterchangeable
interchangeable cross-reference
interchangeable
86-471Interchangeable
interchangeable cross-reference
interchangeable
453-4Interchangeable
interchangeable cross-reference
interchangeable
A-A-59214-2-A-5Interchangeable
interchangeable cross-reference
interchangeable
7408931G1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D15-495-0PC524-525-530-531?
D15-495-0PC524-525-530-531 is a BEARING,SLEEVE.
What parts can replace D15-495-0PC524-525-530-531?
There are 12 known substitutes for D15-495-0PC524-525-530-531: 2-401, 2401-50HM160W, 86-471 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D15-495-0PC524-525-530-531?
D15-495-0PC524-525-530-531 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-216-9343. 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