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8332872 — BEARING UNIT,ROLLER

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

8332872: BEARING UNIT,ROLLER.

The BEARING UNIT,ROLLER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 3.0000 INCHES NOMINAL IN, alignment_type: RIGID, housing_length: 4.5940 INCHES NOMINAL IN, flange_thickness: 0.5000 INCHES NOMINAL IN, housing_diameter: 11.6190 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-040-2828, 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
8332872
NSN: 3130-00-040-2828
FSC: 3130 — Bearings, Mounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter3.0000 INCHES NOMINAL IN
alignment_typeRIGID
housing_length4.5940 INCHES NOMINAL IN
flange_thickness0.5000 INCHES NOMINAL IN
housing_diameter11.6190 INCHES NOMINAL IN
bolt_circle_diameter10.4380 INCHES NOMINAL IN
load_capability_typeRADIAL
mounting_hole_diameter0.6560 INCHES NOMINAL IN
assembly_overall_length4.9690 INCHES NOMINAL IN
overall_outside_diameter12.2810 INCHES NOMINAL IN
rotating_element_locking_methodSTRAIGHT SLEEVE
NSN3130-00-040-2828
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 8332872 · 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
•
ASSEMBLY OVERALL LENGTH: 4.9690 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.5000 INCHES NOMINAL IN
•
ROTATING ELEMENT LOCKING METHOD: STRAIGHT SLEEVE
•
MOUNTING HOLE DIAMETER: 0.6560 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 12.2810 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
BOLT CIRCLE DIAMETER: 10.4380 INCHES NOMINAL IN
•
BORE DIAMETER: 3.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ASSEMBLY OVERALL LENGTH4.9690 INCHES NOMINAL IN
FLANGE THICKNESS0.5000 INCHES NOMINAL IN
ROTATING ELEMENT LOCKING METHODSTRAIGHT SLEEVE
MOUNTING HOLE DIAMETER0.6560 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER12.2810 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
BOLT CIRCLE DIAMETER10.4380 INCHES NOMINAL IN
BORE DIAMETER3.0000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOUSING LENGTH4.5940 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

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 8332872?
8332872 is a BEARING UNIT,ROLLER.
What is the NSN for 8332872?
8332872 is cataloged in the U.S. Government catalog under NSN 3130-00-040-2828. 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.