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PartsTable / COMPONENT / 17-557
17-557 ✓ Verified by PartsTable
Clementoni · 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 TRANSFORMER,POWER is a Clementoni industrial component. Key specifications include material: STEEL COMP 1010, body_width: 3.562 INCHES NOMINAL IN, case_style: FLANGED, seal_width: 0.500 INCHES NOMINAL IN, body_height: 5.188 INCHES NOMINAL IN, body_length: 2.812 INCHES NOMINAL 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 3120-00-383-8556, 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
17-557
NSN: 3120-00-383-8556
FSC: 3120
CAGE: 78640 — MITSUBISHI CATERPILLAR FORKLIFT AMERICA, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010
body_width3.562 INCHES NOMINAL IN
case_styleFLANGED
seal_width0.500 INCHES NOMINAL IN
body_height5.188 INCHES NOMINAL IN
body_length2.812 INCHES NOMINAL IN
overall_width4.72 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height0.78 INCHES NOMINAL IN
overall_length4.72 INCHES NOMINAL IN
mounting_methodSLIPS-ON
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
NSN3120-00-383-8556
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 17-557 · Clementoni ⚠ 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 22
3438Interchangeable
interchangeable cross-reference
interchangeable
D15-395BPC429T0431Interchangeable
interchangeable cross-reference
interchangeable
54622-05Interchangeable
interchangeable cross-reference
interchangeable
34-3/8Interchangeable
interchangeable cross-reference
interchangeable
66-613Interchangeable
interchangeable cross-reference
interchangeable
ABT3438Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 17-557?
17-557 is a TRANSFORMER,POWER manufactured by Clementoni.
What parts can replace 17-557?
There are 22 known substitutes for 17-557: 3438, D15-395BPC429T0431, 54622-05 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 17-557?
17-557 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-383-8556. 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