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Technical Data Sheet
PartsTable / COMPONENT / 0N180634-2
0N180634-2 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: ROUND ALL CORNERS, overall_length: 0.3750 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.2505 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN, body_outside_diameter: 0.3145 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-074-3910, 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
0N180634-2
NSN: 3120-01-074-3910
FSC: 3120
CAGE: 98230 — NATIONAL SECURITY AGENCY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeROUND ALL CORNERS
overall_length0.3750 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.2505 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
body_outside_diameter0.3145 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM IN
NSN3120-01-074-3910
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 0N180634-2 · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: COPPER ALLOY OVERALL
•
CORNER SHAPE: ROUND ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.3145 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.2505 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALCOPPER ALLOY OVERALL
CORNER SHAPEROUND ALL CORNERS
BODY OUTSIDE DIAMETER0.3145 INCHES MINIMUM AND 0.3155 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2505 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
OVERALL LENGTH0.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
6952Interchangeable
interchangeable cross-reference
interchangeable
6962Interchangeable
interchangeable cross-reference
interchangeable
48P237559Interchangeable
interchangeable cross-reference
interchangeable
6925Interchangeable
interchangeable cross-reference
interchangeable
MILE1Interchangeable
interchangeable cross-reference
interchangeable
A3060786-003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0N180634-2?
0N180634-2 is a BUSHING,SLEEVE.
What parts can replace 0N180634-2?
There are 9 known substitutes for 0N180634-2: 6952, 6962, 48P237559 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0N180634-2?
0N180634-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-074-3910. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026