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310M — CAPACITOR,VARIABLE,MICA DIELECTR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

310M: CAPACITOR,VARIABLE,MICA DIELECTR.

CAPACITOR,VARIABLE,MICA DIELECTR. Key specifications include material: STEEL OVERALL, body_style: COMPRESSION, body_width: 0.891 INCHES NOMINAL IN, bore_shape: STRAIGHT, shaft_type: ROUND, SLOTTED SINGLE SHAFT, body_height: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-540-4656, 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→ 310M
NSN: 3110-00-540-4656
NIINs: 005404656, 007301426, 014760356
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 81965 — TRW INC BEARINGS DIV PLAINVILLE PLANT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_styleCOMPRESSION
body_width0.891 INCHES NOMINAL IN
bore_shapeSTRAIGHT
shaft_typeROUND, SLOTTED SINGLE SHAFT
body_height0.875 INCHES NOMINAL IN
body_length0.938 INCHES NOMINAL IN
shaft_length0.062 INCHES NOMINAL SINGLE SHAFT IN
usage_designWHOLE BLOOD GLUCOSE, HEMOGLOBIN AND HEMATOCRIT CONTROL, SOLUTION; FOR USE WITH END ITEM 6630-01-411-2405, ANALYZER, CLINICAL CHEMISTRY, P/N 6F1602
bore_diameter50.00 MILLIMETERS NOMINAL MM
bushing_shapeROUND
overall_width27.0 MILLIMETERS NOMINAL MM
NSN3110-00-540-4656
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 310M · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 110.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
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
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH27.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER110.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER50.00 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 9
78292Reference document
Same NSN cross-reference
Reference document — Secondary reference
310WFS118Reference document
Same NSN cross-reference
Reference document — Secondary reference
7310X1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1310XReference document
Same NSN cross-reference
Reference document — Secondary reference
315G15-33Reference document
Same NSN cross-reference
Reference document — Secondary reference
B27-29Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 310M?
310M is a CAPACITOR,VARIABLE,MICA DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 310M?
There are 9 known substitutes for 310M: 78292, 310WFS118, 7310X1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 310M?
310M is cataloged in the U.S. Government catalog under NSN 3110-00-540-4656. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.