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Technical Data Sheet
PartsTable / COMPONENT / SC4-2 7/16
SC4-2 7/16 ✓ 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 SC4-2 7/16 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-227-4053, 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
SC4-2 7/16
NSN: 3130-00-227-4053
FSC: 3130
CAGE: 71956 — RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS (USA)
SPECIFICATIONS
Part NumberSC4-2 7/16
NSN3130-00-227-4053
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SC4-2 7/16 · 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
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MOUNTING HOLE DIAMETER: 0.6406 INCHES NOMINAL IN
•
SEAL TYPE: LABYRINTH
•
MATERIAL: IRON CAST HOUSING
•
STYLE DESIGNATOR: FLANGE BLOCK
•
LUBRICATION MATERIAL: GREASE
•
ROTATING ELEMENT LOCKING METHOD: DIRECT
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE TYPEROUND, UNTHREADED
MOUNTING HOLE DIAMETER0.6406 INCHES NOMINAL IN
SEAL TYPELABYRINTH
MATERIALIRON CAST HOUSING
STYLE DESIGNATORFLANGE BLOCK
MATERIALSTEEL AND WOOL SEAL
LUBRICATION MATERIALGREASE
ROTATING ELEMENT LOCKING METHODDIRECT
HOUSING LENGTH1.9375 INCHES NOMINAL IN
HOUSING WIDTH6.8750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
473974Interchangeable
interchangeable cross-reference
interchangeable
33166Interchangeable
interchangeable cross-reference
interchangeable
266537Interchangeable
interchangeable cross-reference
interchangeable
SC4-2Interchangeable
interchangeable cross-reference
interchangeable
012-1007-000Interchangeable
interchangeable cross-reference
interchangeable
012-1007-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SC4-2 7/16?
SC4-2 7/16 is a SC4-2 7/16.
What parts can replace SC4-2 7/16?
There are 20 known substitutes for SC4-2 7/16: 473974, 33166, 266537 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SC4-2 7/16?
SC4-2 7/16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-227-4053. 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