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479212-207 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

479212-207: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEAL, bore_diameter: 2.9780 INCHES NOMINAL IN, housing_length: 1.0186 INCHES MINIMUM AND 1.0236 INCHES MAXIMUM IN, shaft_end_type: OPEN, housing_diameter: 4.3295 INCHES MINIMUM AND 4.3319 INCHES MAXIMUM IN, mounting_hole_type: ROUND, UNTHREADED. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-402-5484, 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
479212-207
NSN: 3130-00-402-5484
FSC: 3130 — Bearings, Mounted
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEAL
bore_diameter2.9780 INCHES NOMINAL IN
housing_length1.0186 INCHES MINIMUM AND 1.0236 INCHES MAXIMUM IN
shaft_end_typeOPEN
housing_diameter4.3295 INCHES MINIMUM AND 4.3319 INCHES MAXIMUM IN
mounting_hole_typeROUND, UNTHREADED
lubrication_materialGREASE
mounting_hole_diameter2.4365 INCHES MINIMUM AND 2.4375 INCHES MAXIMUM IN
assembly_overall_length2.5630 INCHES NOMINAL IN
NSN3130-00-402-5484
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 479212-207 · 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
•
LUBRICATION MATERIAL: GREASE
•
ASSEMBLY OVERALL LENGTH: 2.5630 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
STYLE DESIGNATOR: CYLINDRICAL CARTRIDGE
•
MOUNTING HOLE DIAMETER: 2.4365 INCHES MINIMUM AND 2.4375 INCHES MAXIMUM IN
•
SHAFT END TYPE: OPEN
•
BORE DIAMETER: 2.9780 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEAL
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
ASSEMBLY OVERALL LENGTH2.5630 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
STYLE DESIGNATORCYLINDRICAL CARTRIDGE
MOUNTING HOLE DIAMETER2.4365 INCHES MINIMUM AND 2.4375 INCHES MAXIMUM IN
SHAFT END TYPEOPEN
BORE DIAMETER2.9780 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL COMP 1015 RETAINER
MATERIALSTEEL COMP 5150H BEARING
OTHER ITEMS IN FSC 3130 — Bearings, Mounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535
SUBSTITUTES & CROSS-REFERENCES 1
3175070-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 479212-207?
479212-207 is a BEARING UNIT,BALL.
What parts can replace 479212-207?
There is 1 known substitute for 479212-207: 3175070-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 479212-207?
479212-207 is cataloged in the U.S. Government catalog under NSN 3130-00-402-5484. 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.