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12273140 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

12273140: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL HOUSING, bore_diameter: 2.7500 INCHES NOMINAL IN, housing_length: 3.624 INCHES MINIMUM AND 3.626 INCHES MAXIMUM IN, housing_diameter: 5.499 INCHES MINIMUM AND 5.501 INCHES MAXIMUM IN, assembly_overall_length: 1.850 INCHES NOMINAL IN, end_item_identification: 2350-01-061-2445. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-067-3897, 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
12273140
NSN: 3130-01-067-3897
FSC: 3130 — Bearings, Mounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL HOUSING
bore_diameter2.7500 INCHES NOMINAL IN
housing_length3.624 INCHES MINIMUM AND 3.626 INCHES MAXIMUM IN
housing_diameter5.499 INCHES MINIMUM AND 5.501 INCHES MAXIMUM IN
assembly_overall_length1.850 INCHES NOMINAL IN
end_item_identification2350-01-061-2445
NSN3130-01-067-3897
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12273140 · 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: 1.850 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPHERICAL CARTRIDGE
•
BORE DIAMETER: 2.7500 INCHES NOMINAL IN
•
MATERIAL: STEEL HOUSING
•
HOUSING LENGTH: 3.624 INCHES MINIMUM AND 3.626 INCHES MAXIMUM IN
•
HOUSING DIAMETER: 5.499 INCHES MINIMUM AND 5.501 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
ASSEMBLY OVERALL LENGTH1.850 INCHES NOMINAL IN
STYLE DESIGNATORSPHERICAL CARTRIDGE
END ITEM IDENTIFICATION2350-01-061-2445
BORE DIAMETER2.7500 INCHES NOMINAL IN
MATERIALSTEEL HOUSING
HOUSING LENGTH3.624 INCHES MINIMUM AND 3.626 INCHES MAXIMUM IN
HOUSING DIAMETER5.499 INCHES MINIMUM AND 5.501 INCHES MAXIMUM 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 1
XM61452Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12273140?
12273140 is a HOUSING,BEARING UNIT.
What parts can replace 12273140?
There is 1 known substitute for 12273140: XM61452. Substitute compatibility should be verified for your specific system.
What is the NSN for 12273140?
12273140 is cataloged in the U.S. Government catalog under NSN 3130-01-067-3897. 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.