PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 12552-2
12552-2 ✓ Verified by PartsTable
Hama · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

- Natural wooden frame, 100% FSC quality<br>- Mount included<br>- Ground, high-quality glass<br>- Precision mitre<br>- Stylish design for a unique setting. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, design_type: SOLID, end_diameter: 1.7770 INCHES MINIMUM AND 1.7780 INCHES MAXIMUM IN, bore_diameter: 1.2500 INCHES NOMINAL IN, overall_width: 2.0000 INCHES NOMINAL IN, overall_height: 4.1880 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 3110-00-181-9300, 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
12552-2
NSN: 3110-00-181-9300
FSC: 3110
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
design_typeSOLID
end_diameter1.7770 INCHES MINIMUM AND 1.7780 INCHES MAXIMUM IN
bore_diameter1.2500 INCHES NOMINAL IN
overall_width2.0000 INCHES NOMINAL IN
overall_height4.1880 INCHES NOMINAL IN
special_featuresOIL HOLE IN OUTER RING,MILL TREATED OUTER RING AND COMPLETE WITH PLANISHED OUTER RING AND ROLLER ASSEMBLY
style_designatorSEAT
first_step_length0.1880 INCHES NOMINAL IN
first_step_diameter3.0500 INCHES MINIMUM AND 3.0540 INCHES MAXIMUM IN
second_end_diameter1.7770 INCHES MINIMUM AND 1.7780 INCHES MAXIMUM IN
overall_outside_diameter1.8750 INCHES NOMINAL IN
NSN3110-00-181-9300
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12552-2 · Hama ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SPLIT OUTER RACE, NO INNER RACE
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 1.8750 INCHES NOMINAL IN
•
BORE DIAMETER: 1.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESOIL HOLE IN OUTER RING,MILL TREATED OUTER RING AND COMPLETE WITH PLANISHED OUTER RING AND ROLLER ASSEMBLY
STYLE DESIGNATORSPLIT OUTER RACE, NO INNER RACE
MATERIALSTEEL OVERALL
OVERALL WIDTH2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.8750 INCHES NOMINAL IN
BORE DIAMETER1.2500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
5949FInterchangeable
interchangeable cross-reference
interchangeable
4532Interchangeable
interchangeable cross-reference
interchangeable
F343Interchangeable
interchangeable cross-reference
interchangeable
D12552-2Interchangeable
interchangeable cross-reference
interchangeable
12552-2Interchangeable
interchangeable cross-reference
interchangeable
DEI-1255/22Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12552-2?
12552-2 is a CONNECTOR,PLUG,ELECTRICAL manufactured by Hama.
What parts can replace 12552-2?
There are 13 known substitutes for 12552-2: 5949F, 4532, F343 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12552-2?
12552-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-181-9300. 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