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09-5251 ✓ Verified by PartsTable
Legrand · 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 BEARING,WASHER,THRUST is a Legrand industrial component. Key specifications include color: BROWN, filter: NOT INCLUDED, end_type: EXTERNAL THREAD SECOND END, material: STEEL OVERALL, bore_type: STRAIGHT, thickness: 0.011 INCHES MINIMUM AND 0.021 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 3120-00-359-0192, 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
09-5251
NSN: 3120-00-359-0192
FSC: 3120
CAGE: 16662 — LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE (USA)
SPECIFICATIONS
colorBROWN
filterNOT INCLUDED
end_typeEXTERNAL THREAD SECOND END
materialSTEEL OVERALL
bore_typeSTRAIGHT
thickness0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
body_styleSTRAIGHT THRU
body_width1.266 INCHES NOMINAL IN
face_width0.125 INCHES NOMINAL IN
body_height0.500 INCHES MAXIMUM IN
body_length3.375 INCHES NOMINAL IN
bore_length0.750 INCHES NOMINAL IN
NSN3120-00-359-0192
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 09-5251 · Legrand ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
W0-1Interchangeable
interchangeable cross-reference
interchangeable
525-1Interchangeable
interchangeable cross-reference
interchangeable
B9A5230FInterchangeable
interchangeable cross-reference
interchangeable
MU688Interchangeable
interchangeable cross-reference
interchangeable
574C104Interchangeable
interchangeable cross-reference
interchangeable
4Q-938Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 09-5251?
09-5251 is a BEARING,WASHER,THRUST manufactured by Legrand.
What parts can replace 09-5251?
There are 14 known substitutes for 09-5251: W0-1, 525-1, B9A5230F and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 09-5251?
09-5251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-359-0192. 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