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C392 — CAPACITOR,FIXED,PAPER DIELECTRIC

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

C392: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: STEEL OVERALL, body_style: W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE, body_width: 1.000 INCHES NOMINAL IN, body_height: 0.750 INCHES NOMINAL IN, body_length: 1.813 INCHES NOMINAL IN, overall_width: 1.1250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0329, 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→ C392
NSN: 3110-00-100-0329
NIINs: 001000329, 002807718, 004948644
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 61822 — AMCA INTL CORP UNIT CRANE DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_styleW/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
body_width1.000 INCHES NOMINAL IN
body_height0.750 INCHES NOMINAL IN
body_length1.813 INCHES NOMINAL IN
overall_width1.1250 INCHES NOMINAL IN
outside_diameter5.5115 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
features_providedHERMETICALLY SEALED CASE
reliability_indicatorNOT ESTABLISHED
backface_corner_radius0.1250 INCHES NOMINAL IN
end_item_identificationMRAP BUFFALO MK2A2
NSN3110-00-100-0329
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: C392 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 5.5115 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL 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
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH1.1250 INCHES NOMINAL IN
OUTSIDE DIAMETER5.5115 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING,CUP OTR WHL
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
0042871-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
572Reference document
Same NSN cross-reference
Reference document — Secondary reference
TUAA1239AReference document
Same NSN cross-reference
Reference document — Secondary reference
K572Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A10510XReference document
Same NSN cross-reference
Reference document — Secondary reference
7803-1214Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C392?
C392 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace C392?
There are 8 known substitutes for C392: 0042871-4, 572, TUAA1239A and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C392?
C392 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0329. 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.