PartsTable
Technical Data Sheet
PartsTable / MRO / 315M
315M ✓ 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

CAPACITOR,VARIABLE,MICA DIELECTR. Key specifications include shape: CYLINDRICAL, material: STEEL OVERALL, body_style: COMPRESSION, body_width: 0.875 INCHES NOMINAL IN, bore_shape: STRAIGHT, shaft_type: ROUND, SLOTTED SINGLE SHAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6419, 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→ 315M
NSN: 3110-00-155-6419
FSC: 3110
CAGE: 80038 — EQUITABLE BEARING CO INC (USA)
SPECIFICATIONS
shapeCYLINDRICAL
materialSTEEL OVERALL
body_styleCOMPRESSION
body_width0.875 INCHES NOMINAL IN
bore_shapeSTRAIGHT
shaft_typeROUND, SLOTTED SINGLE SHAFT
body_height0.844 INCHES NOMINAL IN
body_length0.938 INCHES NOMINAL IN
shaft_length0.219 INCHES NOMINAL SINGLE SHAFT IN
thread_class2A A
usage_designFLASHLIGHTS,RADIOS,RECORDERS,TOYS,PHOTO AND CALCULATORS
bore_diameter75.00 MILLIMETERS NOMINAL MM
NSN3110-00-155-6419
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 315M · 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
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LOAD DIRECTION: RADIAL
•
OVERALL OUTSIDE DIAMETER: 160.00 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OUTER RING
MATERIALSTEEL BALL
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL INNER RING
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER160.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE DIAMETER75.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH37.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
FP4BAInterchangeable
interchangeable cross-reference
interchangeable
30108Interchangeable
interchangeable cross-reference
interchangeable
2253-AFInterchangeable
interchangeable cross-reference
interchangeable
41315Interchangeable
interchangeable cross-reference
interchangeable
918-0034-000Interchangeable
interchangeable cross-reference
interchangeable
9950800Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 315M?
315M is a CAPACITOR,VARIABLE,MICA DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 315M?
There are 29 known substitutes for 315M: FP4BA, 30108, 2253-AF and 26 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 315M?
315M is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6419. 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