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388276 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

388276: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010, body_style: CYLINDRICAL SERVO MOUNTED, body_length: 1.250 INCHES NOMINAL IN, head_height: 0.094 INCHES NOMINAL IN, shaft_style: ROUND, pilot_length: 0.0620 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-186-7675, 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
388276
NSN: 3130-01-186-7675
FSC: 3130 — Bearings, Mounted
CAGE: 1UVT5 — BRP US INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010
body_styleCYLINDRICAL SERVO MOUNTED
body_length1.250 INCHES NOMINAL IN
head_height0.094 INCHES NOMINAL IN
shaft_styleROUND
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.500 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter2.000 INCHES NOMINAL IN
overall_height0.421 INCHES NOMINAL IN
pilot_diameter0.9688 INCHES NOMINAL IN
prong_quantity12
NSN3130-01-186-7675
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 388276 · 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
SUBSTITUTES & CROSS-REFERENCES 1
432449Reference 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 388276?
388276 is a HOUSING,BEARING UNIT.
What parts can replace 388276?
There is 1 known substitute for 388276: 432449. Substitute compatibility should be verified for your specific system.
What is the NSN for 388276?
388276 is cataloged in the U.S. Government catalog under NSN 3130-01-186-7675. 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.