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Technical Data Sheet
PartsTable / COMPONENT / A63012
A63012 ✓ 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: IRON,DUCTILE,ASTM A-536;38 TEETH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-661-5546, 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
A63012
NSN: 3120-00-661-5546
FSC: 3120
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
general_characteristics_item_descriptionIRON,DUCTILE,ASTM A-536;38 TEETH
NSN3120-00-661-5546
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A63012 · 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 ALL CORNERS
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A COMPOSITION
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: OIL LUBRICATING LUBRICATION
•
BODY OUTSIDE DIAMETER: 0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A COMPOSITION
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALOIL LUBRICATING LUBRICATION
MATERIALCOPPER ALLOY OVERALL
BODY OUTSIDE DIAMETER0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
10271Interchangeable
interchangeable cross-reference
interchangeable
103-1Interchangeable
interchangeable cross-reference
interchangeable
4369422Interchangeable
interchangeable cross-reference
interchangeable
A63012Interchangeable
interchangeable cross-reference
interchangeable
65380Interchangeable
interchangeable cross-reference
interchangeable
1321Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A63012?
A63012 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace A63012?
There are 17 known substitutes for A63012: 10271, 103-1, 4369422 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A63012?
A63012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-661-5546. 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