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B-4740 — CAPACITOR,FIXED,CERAMIC DIELECTR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

B-4740: CAPACITOR,FIXED,CERAMIC DIELECTR.

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include material: PLASTIC, overall_width: 2.594 INCHES NOMINAL IN, overall_height: 2.375 INCHES NOMINAL IN, style_designator: RECTANGULAR FLUSH MTG, measurement_range: +0.0 TO 160.0 MILLIVOLTS, DC SINGLE INDICATOR SINGLE RANGE, sensitivity_rating: 1000.0 OHMS PER VOLT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-516-5289, 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
B-4740
NSN: 3110-00-516-5289
NIINs: 005165289, 009037850, 014422173, 014678745
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 64104 — DRESSER, LLC (USA)
SPECIFICATIONS
materialPLASTIC
overall_width2.594 INCHES NOMINAL IN
overall_height2.375 INCHES NOMINAL IN
style_designatorRECTANGULAR FLUSH MTG
measurement_range+0.0 TO 160.0 MILLIVOLTS, DC SINGLE INDICATOR SINGLE RANGE
sensitivity_rating1000.0 OHMS PER VOLT
accuracy_in_percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
installation_designPANEL
mounting_stud_diameter0.112 INCHES NOMINAL IN
end_item_identificationUSED ON B-4740 PART OF HARTZELL PROPELLER GOVERNOR
scale_division_quantity80 SINGLE INDICATOR SINGLE RANGE
dial_scale_marking_colorBLACK SINGLE INDICATOR SINGLE RANGE
NSN3110-00-516-5289
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B-4740 · 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
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
SUBSTITUTES & CROSS-REFERENCES 9
416821-66DReference document
Same NSN cross-reference
Reference document — Design control — primary reference
903203Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS1937-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
602054Reference document
Same NSN cross-reference
Reference document — Secondary reference
9044303Reference document
Same NSN cross-reference
Reference document — Secondary reference
18D778Reference 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 B-4740?
B-4740 is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace B-4740?
There are 9 known substitutes for B-4740: 416821-66D, 903203, AS1937-6 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-4740?
B-4740 is cataloged in the U.S. Government catalog under NSN 3110-00-516-5289. 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.