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Technical Data Sheet
PartsTable / COMPONENT / GB528BV1
GB528BV1 ✓ 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 UNIT,PLAIN is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 BEARING, temp_rating: -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF, bore_diameter: 2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, housing_length: 1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN, shaft_end_type: OPEN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-014-7540, 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
GB528BV1
NSN: 3130-01-014-7540
FSC: 3130
CAGE: 09455 — RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 BEARING
temp_rating-65.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
bore_diameter2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN
alignment_typeSELF-ALIGNING
housing_length1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN
shaft_end_typeOPEN
flange_thickness0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
housing_diameter5.2500 INCHES NOMINAL IN
special_featuresEIGHT EQUALLY SPACED MOUNTING HOLES
style_designatorFLANGE BLOCK
mounting_hole_typeROUND, UNTHREADED
bolt_circle_diameter4.6250 INCHES NOMINAL IN
NSN3130-01-014-7540
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: GB528BV1 · 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
•
LOAD CAPABILITY TYPE: RADIAL AND THRUST
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE BEARING
•
MATERIAL: ALUMINUM ALLOY 7075 BEARING
•
STYLE DESIGNATOR: FLANGE BLOCK
•
BORE DIAMETER: 2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: SELF-ALIGNING
TECHNICAL CHARACTERISTICS (FLIS)
LOAD CAPABILITY TYPERADIAL AND THRUST
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 T73 FED SPEC SINGLE MATERIAL RESPONSE BEARING
MATERIALALUMINUM ALLOY 7075 BEARING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 T351 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
STYLE DESIGNATORFLANGE BLOCK
MATERIALPLASTIC TETRAFLUOROETHYLENE INNER LINER
BORE DIAMETER2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM IN
ALIGNMENT TYPESELF-ALIGNING
FLANGE THICKNESS0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
SPECIAL FEATURESEIGHT EQUALLY SPACED MOUNTING HOLES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
20038Interchangeable
interchangeable cross-reference
interchangeable
MDC1102A-10Interchangeable
interchangeable cross-reference
interchangeable
MDC1102-10Interchangeable
interchangeable cross-reference
interchangeable
768-10Interchangeable
interchangeable cross-reference
interchangeable
1018341Interchangeable
interchangeable cross-reference
interchangeable
8329218Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GB528BV1?
GB528BV1 is a BEARING UNIT,PLAIN.
What parts can replace GB528BV1?
There are 6 known substitutes for GB528BV1: 20038, MDC1102A-10, MDC1102-10 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB528BV1?
GB528BV1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-014-7540. 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