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Technical Data Sheet
PartsTable / COMPONENT / B7415
B7415 ✓ 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 INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL, corner_shape: SQUARE ALL CORNERS, overall_length: 3.5000 INCHES NOMINAL IN, special_features: LAMINATED CONSTRUCTION FEATURE-NOT INCL.;BORE DIA 1.343 IN.;WDTH ACROSS FLATS 3.227 IN. IN, style_designator: SQUARE, ROUND BORE, overall_thickness: 1.750 INCHES NOMINAL 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 3120-00-349-7579, 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
B7415
NSN: 3120-00-349-7579
FSC: 3120
CAGE: 49185 — TEREX AMERICAN CRANE CORP (USA)
SPECIFICATIONS
materialSTEEL
corner_shapeSQUARE ALL CORNERS
overall_length3.5000 INCHES NOMINAL IN
special_featuresLAMINATED CONSTRUCTION FEATURE-NOT INCL.;BORE DIA 1.343 IN.;WDTH ACROSS FLATS 3.227 IN. IN
style_designatorSQUARE, ROUND BORE
overall_thickness1.750 INCHES NOMINAL IN
body_inside_diameter2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN
body_outside_diameter4.5050 INCHES MINIMUM AND 4.5060 INCHES MAXIMUM IN
NSN3120-00-349-7579
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: B7415 · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 4.5050 INCHES MINIMUM AND 4.5060 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH3.5000 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER4.5050 INCHES MINIMUM AND 4.5060 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
B7415Interchangeable
interchangeable cross-reference
interchangeable
7415Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B7415?
B7415 is a INSERT,FLEXIBLE COUPLING.
What parts can replace B7415?
There are 2 known substitutes for B7415: B7415, 7415. Substitute compatibility should be verified for your specific system.
What is the NSN for B7415?
B7415 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-349-7579. 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