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Technical Data Sheet
PartsTable / COMPONENT / C186
C186 ✓ 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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include color: BLACK OVERALL, material: COPPER ALLOY 510 OVERALL, body_width: 0.938 INCHES NOMINAL IN, body_height: 1.406 INCHES NOMINAL IN, body_length: 1.250 INCHES NOMINAL IN, hole_diameter: 0.257 INCHES MINIMUM AND 0.259 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 3110-00-120-4200, 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
C186
NSN: 3110-00-120-4200
FSC: 3110
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialCOPPER ALLOY 510 OVERALL
body_width0.938 INCHES NOMINAL IN
body_height1.406 INCHES NOMINAL IN
body_length1.250 INCHES NOMINAL IN
hole_diameter0.257 INCHES MINIMUM AND 0.259 INCHES MAXIMUM IN
rating_methodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity6080 SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
overall_height0.062 INCHES NOMINAL IN
overall_length1.5000 INCHES NOMINAL IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
NSN3110-00-120-4200
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: C186 · 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
•
OVERALL OUTSIDE DIAMETER: 1.3120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER1.3120 INCHES NOMINAL IN
OVERALL LENGTH1.5000 INCHES NOMINAL IN
SPECIAL FEATURESROLLER TYPE: SOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
536E17Interchangeable
interchangeable cross-reference
interchangeable
3842Interchangeable
interchangeable cross-reference
interchangeable
895916Interchangeable
interchangeable cross-reference
interchangeable
1616Interchangeable
interchangeable cross-reference
interchangeable
2605Interchangeable
interchangeable cross-reference
interchangeable
2905Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C186?
C186 is a FILTER,RADIO FREQUENCY INTERFERE.
What parts can replace C186?
There are 33 known substitutes for C186: 536E17, 3842, 895916 and 30 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C186?
C186 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-4200. 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