PartsTable
Technical Data Sheet
PartsTable / MRO / 550189
550189 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include material: STEEL OVERALL, cone_width: 0.9688 INCHES NOMINAL IN, bore_diameter: 2.0000 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1406 INCHES NOMINAL IN, electrical_resistance: 73.010 OHMS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-9837, 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
MRO→ MRO_GENERAL→ 550189
NSN: 3110-00-100-9837
FSC: 3110
CAGE: 97271 — DANA LIGHT AXLE PRODUCTS, LLC DBA DANA LIGHT AXLE PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.9688 INCHES NOMINAL IN
bore_diameter2.0000 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1406 INCHES NOMINAL IN
electrical_resistance73.010 OHMS
standard_tolerance_designationAFBMA CLASS 2
resistance_tolerance_in_percent-1.000 TO 1.000
power_dissipation_rating_in_watts50.000 FREE AIR
NSN3110-00-100-9837
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 550189 · OEM ⚠ 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
•
CONE WIDTH: 0.9688 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
BORE DIAMETER: 2.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CONE WIDTH0.9688 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
BORE DIAMETER2.0000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
28678Interchangeable
interchangeable cross-reference
interchangeable
5365PL0637118Interchangeable
interchangeable cross-reference
interchangeable
22465Interchangeable
interchangeable cross-reference
interchangeable
550189Interchangeable
interchangeable cross-reference
interchangeable
RH50-73R01-1PCTInterchangeable
interchangeable cross-reference
interchangeable
5352661Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 550189?
550189 is a RESISTOR,FIXED,WIRE WOUND,INDUCT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 550189?
There are 10 known substitutes for 550189: 28678, 5365PL0637118, 22465 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 550189?
550189 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-9837. 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