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Technical Data Sheet
PartsTable / COMPONENT / 76B140
76B140 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include flange_width: 0.3750 INCHES NOMINAL IN, overall_length: 4.3750 INCHES NOMINAL IN, body_inside_diameter: 2.5000 INCHES NOMINAL IN, body_outside_diameter: 5.1250 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 3120-00-339-3203, 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
76B140
NSN: 3120-00-339-3203
FSC: 3120
CAGE: 81601 — NORFOLK NAVAL SHIPYARD (USA)
SPECIFICATIONS
flange_width0.3750 INCHES NOMINAL IN
overall_length4.3750 INCHES NOMINAL IN
body_inside_diameter2.5000 INCHES NOMINAL IN
body_outside_diameter5.1250 INCHES NOMINAL IN
NSN3120-00-339-3203
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 76B140 · 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
•
BODY INSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
FLANGE WIDTH: 0.3750 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 5.1250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER2.5000 INCHES NOMINAL IN
OVERALL LENGTH4.3750 INCHES NOMINAL IN
FLANGE WIDTH0.3750 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER5.1250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
404185Interchangeable
interchangeable cross-reference
interchangeable
4117Interchangeable
interchangeable cross-reference
interchangeable
25312Interchangeable
interchangeable cross-reference
interchangeable
852252Interchangeable
interchangeable cross-reference
interchangeable
B4117Interchangeable
interchangeable cross-reference
interchangeable
58342Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 76B140?
76B140 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 76B140?
There are 16 known substitutes for 76B140: 404185, 4117, 25312 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 76B140?
76B140 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-339-3203. 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