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SC4-1 7-16 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

SC4-1 7-16: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON SEAL, seal_type: LABYRINTH, block_type: FIXED, bore_diameter: 1.4375 INCHES NOMINAL IN, housing_width: 4.7500 INCHES NOMINAL IN, seal_location: BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-028-6302, 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
SC4-1 7-16
NSN: 3130-01-028-6302
FSC: 3130 — Bearings, Mounted
CAGE: 71956 — RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON SEAL
seal_typeLABYRINTH
block_typeFIXED
bore_diameter1.4375 INCHES NOMINAL IN
housing_width4.7500 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
housing_length1.3750 INCHES NOMINAL IN
shaft_end_typeOPEN
flange_thickness0.5625 INCHES NOMINAL IN
style_designatorFLANGE BLOCK
features_providedGROUND ROLLING ELEMENT GROOVE
NSN3130-01-028-6302
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SC4-1 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
•
SEAL TYPE: LABYRINTH
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 1.9219 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE THICKNESS: 0.5625 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
ROTATING ELEMENT LOCKING METHOD: DIRECT
TECHNICAL CHARACTERISTICS
SEAL TYPELABYRINTH
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH1.9219 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE THICKNESS0.5625 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
ROTATING ELEMENT LOCKING METHODDIRECT
SEAL LOCATIONBOTH ENDS
BLOCK TYPEFIXED
SUBSTITUTES & CROSS-REFERENCES 1
98275Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SC4-1 7-16?
SC4-1 7-16 is a BEARING UNIT,BALL.
What parts can replace SC4-1 7-16?
There is 1 known substitute for SC4-1 7-16: 98275. Substitute compatibility should be verified for your specific system.
What is the NSN for SC4-1 7-16?
SC4-1 7-16 is cataloged in the U.S. Government catalog under NSN 3130-01-028-6302. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.