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WD171 ✓ 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 BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1015 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 6.3125 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 2.2360 INCHES MINIMUM AND 2.2370 INCHES MAXIMUM IN, body_outside_diameter: 2.6250 INCHES MINIMUM AND 2.6260 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 3120-00-516-7351, 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
WD171
NSN: 3120-00-516-7351
FSC: 3120
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 1015 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length6.3125 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter2.2360 INCHES MINIMUM AND 2.2370 INCHES MAXIMUM IN
body_outside_diameter2.6250 INCHES MINIMUM AND 2.6260 INCHES MAXIMUM IN
material_document_and_classificationSAE 1015 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-516-7351
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: WD171 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1015 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: STEEL COMP 1015 OVERALL
•
BODY INSIDE DIAMETER: 2.2360 INCHES MINIMUM AND 2.2370 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.6250 INCHES MINIMUM AND 2.6260 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH6.3125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1015 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALSTEEL COMP 1015 OVERALL
BODY INSIDE DIAMETER2.2360 INCHES MINIMUM AND 2.2370 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.6250 INCHES MINIMUM AND 2.6260 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
12Z7001-5049Interchangeable
interchangeable cross-reference
interchangeable
18CInterchangeable
interchangeable cross-reference
interchangeable
1081BInterchangeable
interchangeable cross-reference
interchangeable
2-13-18Interchangeable
interchangeable cross-reference
interchangeable
4DP2039APC16-1 1-4INInterchangeable
interchangeable cross-reference
interchangeable
70033358Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WD171?
WD171 is a BEARING,SLEEVE.
What parts can replace WD171?
There are 9 known substitutes for WD171: 12Z7001-5049, 18C, 1081B and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WD171?
WD171 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-516-7351. 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