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10277219 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

10277219: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, bore_diameter: 0.4370 INCHES NOMINAL IN, shaft_end_type: OPEN, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.1390 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN, material_document_and_classification: QQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-077-2014, 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
10277219
NSN: 3130-01-077-2014
FSC: 3130 — Bearings, Mounted
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
bore_diameter0.4370 INCHES NOMINAL IN
shaft_end_typeOPEN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.1390 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN
material_document_and_classificationQQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3130-01-077-2014
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 10277219 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MOUNTING HOLE DIAMETER: 0.1390 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN
•
SHAFT END TYPE: OPEN
•
BORE DIAMETER: 0.4370 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061 OVERALL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE TYPEROUND, UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER0.1390 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN
SHAFT END TYPEOPEN
BORE DIAMETER0.4370 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 6061 OVERALL
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 10277219?
10277219 is a HOUSING,BEARING UNIT.
What is the NSN for 10277219?
10277219 is cataloged in the U.S. Government catalog under NSN 3130-01-077-2014. 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.