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Technical Data Sheet
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4000185 — Technical Data Sheet

✓ Verified by PartsTable
— · 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 6.4957 INCHES MINIMUM AND 6.4961 INCHES MAXIMUM IN, overall_width: 1.3730 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3110-00-416-9421, 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
4000185
NSN: 3110-00-416-9421
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter6.4957 INCHES MINIMUM AND 6.4961 INCHES MAXIMUM IN
overall_width1.3730 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresSILVER PLATE CAGE ROLLER POCKETS AND LAND RIDING SURF PER AMS 2412 0.001-0.002 THK,BAKE AT 475-500F
style_designatorSINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
precious_materialSILVER
internal_clearance0.0053 INCHES MINIMUM RADIAL AND 0.0063 INCHES MAXIMUM RADIAL IN
end_item_identification2355-01-581-5174
overall_outside_diameter8.8578 INCHES MINIMUM AND 8.8583 INCHES MAXIMUM IN
NSN3110-00-416-9421
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 4000185 · 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
•
SURFACE FINISH: GROUND
•
LOCATING FEATURE: NONLOCATING
•
RETAINER FABRICATION METHOD: MACHINED
•
STYLE DESIGNATOR: SINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
•
PRECIOUS MATERIAL: SILVER
•
MATERIAL DOCUMENT AND CLASSIFICATION: PWA-725,97497 MFR REF 3RD MATERIAL RESPONSE ROLLER
•
MATERIAL: STEEL COMP 4340 RETAINER
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
LOCATING FEATURENONLOCATING
RETAINER FABRICATION METHODMACHINED
SPECIAL FEATURESSILVER PLATE CAGE ROLLER POCKETS AND LAND RIDING SURF PER AMS 2412 0.001-0.002 THK,BAKE AT 475-500F
STYLE DESIGNATORSINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
PRECIOUS MATERIALSILVER
MATERIAL DOCUMENT AND CLASSIFICATIONPWA-725,97497 MFR REF 3RD MATERIAL RESPONSE ROLLER
MATERIALSTEEL COMP 4340 RETAINER
MATERIALSTEEL OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONPWA-725,97497 MFR REF 2ND MATERIAL RESPONSE OUTER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
74765-11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4003833InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
986 1041InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4035598InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
4023319InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
4053498InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4000185?
4000185 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 4000185?
There are 6 known substitutes for 4000185: 74765-11, 4003833, 986 1041 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4000185?
4000185 is cataloged in the Federal Logistics Information System under NSN 3110-00-416-9421. 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: October 2026