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MS19059 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MS19059: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: STEEL COMP E50100 OVERALL, style_designator: BALL, end_item_identification: 2350-01-390-4683,RECOVERY VEHICLE,FULL TRACKED, rolling_element_diameter: 0.1875 INCHES NOMINAL IN, material_document_and_classification: AMS6440 ASSN STD 1ST MATERIAL RESPONSE OR AMS6449 ASSN STD 2ND MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: BALLS,BEARING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-088-9746, 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
MS19059
NSN: 3110-00-088-9746
NIINs: 000889746, 001006148, 001006149, 001006151, 001006155, 001006157, 001006160, 001006161, 001006162, 001006163, 001006164, 001006168, 001006170, 001519153, 001519213, 001519220, 001882732, 003160785, 005544712, 010762888, 014960840
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP E50100 OVERALL
special_featuresMETALIC HARDNESS RATING ROCKWELL C,MIN 60.0 IN. AND MAX 67.0 IN.;FMBA STD TOLERANCE FOR BALLS,GRADE 48, MATERIAL ST0030 AND ST0123 CAN ALSO BE USED IN
style_designatorBALL
end_item_identification2350-01-390-4683,RECOVERY VEHICLE,FULL TRACKED
rolling_element_diameter0.1875 INCHES NOMINAL IN
material_document_and_classificationAMS6440 ASSN STD 1ST MATERIAL RESPONSE OR AMS6449 ASSN STD 2ND MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyBALLS,BEARING
NSN3110-00-088-9746
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS19059 · 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
•
ROLLING ELEMENT DIAMETER: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR BALLS, GRADE 10
•
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
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
ROLLING ELEMENT DIAMETER0.2500 INCHES NOMINAL IN
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR BALLS, GRADE 10
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
MS19059-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
101097Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS19059-1014Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3110PL0670060Reference document
Same NSN cross-reference
Reference document — Informative reference only
MS150457Reference document
Same NSN cross-reference
Reference document — Secondary reference
122829Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS19059?
MS19059 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace MS19059?
There are 7 known substitutes for MS19059: MS19059-10, 101097, MS19059-1014 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS19059?
MS19059 is cataloged in the U.S. Government catalog under NSN 3110-00-088-9746. This indicates validated use in U.S. government and defense supply chains.
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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.