PartsTable
Technical Data Sheet
PartsTable / MRO / M2-14
M2-14 ✓ 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,FIXED,MICA DIELECTRIC. Key specifications include color: BLACK, width: 1.625 INCHES NOMINAL IN, height: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 2024 OVERALL, cup_width: 1.1875 INCHES NOMINAL IN, body_style: BUTTON TYPE, W/MTG TABS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-4220, 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→ M2-14
NSN: 3110-00-100-4220
FSC: 3110
CAGE: 71995 — DRESSER INDUSTRIES INC WAUKESHA ENGINE DIV (USA)
SPECIFICATIONS
colorBLACK
width1.625 INCHES NOMINAL IN
height0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
materialALUMINUM ALLOY 2024 OVERALL
cup_width1.1875 INCHES NOMINAL IN
body_styleBUTTON TYPE, W/MTG TABS
cone_width1.4300 INCHES NOMINAL IN
drive_typeDIRECT
scale_typeLINEAR SINGLE SCALE
body_length0.080 INCHES MAXIMUM IN
drum_height0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
skirt_styleFLARED
NSN3110-00-100-4220
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M2-14 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OVERALL OUTSIDE DIAMETER: 6.0000 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.3750 INCHES NOMINAL IN
•
CONE WIDTH: 1.4300 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
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)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL OUTSIDE DIAMETER6.0000 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STANDOUT WIDTH0.3750 INCHES NOMINAL IN
OVERALL WIDTH1.5625 INCHES NOMINAL IN
CONE WIDTH1.4300 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
BORE DIAMETER3.5000 INCHES NOMINAL IN
CUP WIDTH1.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
S311-64BBLInterchangeable
interchangeable cross-reference
interchangeable
MS91531-3F2BInterchangeable
interchangeable cross-reference
interchangeable
511617Interchangeable
interchangeable cross-reference
interchangeable
M2-14Interchangeable
interchangeable cross-reference
interchangeable
433391-4Interchangeable
interchangeable cross-reference
interchangeable
433391-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M2-14?
M2-14 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace M2-14?
There are 12 known substitutes for M2-14: S311-64BBL, MS91531-3F2B, 511617 and 9 more. Substitute compatibility should be verified for your specific system.
Is M2-14 still available?
M2-14 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026