PartsTable
Technical Data Sheet
Download PDF

186-P — CAPACITOR,FIXED,PAPER DIELECTRIC

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

186-P: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: COPPER ALLOY 510 OR COPPER ALLOY 524 OVERALL, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, body_width: 0.251 INCHES MAXIMUM IN, body_height: 0.251 INCHES MAXIMUM IN, body_length: 0.719 INCHES MAXIMUM IN, corner_shape: SQUARE ALL CORNERS. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-339-2658, 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→ 186-P
NSN: 3120-00-339-2658
NIINs: 003392658, 005196671, 012917943, 015585060
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY 510 OR COPPER ALLOY 524 OVERALL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_width0.251 INCHES MAXIMUM IN
body_height0.251 INCHES MAXIMUM IN
body_length0.719 INCHES MAXIMUM IN
corner_shapeSQUARE ALL CORNERS
body_diameter0.251 INCHES MAXIMUM IN
overall_length1.2187 INCHES NOMINAL IN
special_featuresBEARING,3/4" PILOW BLOCK 201
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
features_providedHERMETICALLY SEALED CASE
body_inside_diameter0.6880 INCHES MINIMUM AND 0.6890 INCHES MAXIMUM IN
NSN3120-00-339-2658
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 186-P · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.8760 INCHES MINIMUM AND 0.8770 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.6880 INCHES MINIMUM AND 0.6890 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 510 OR COPPER ALLOY 524 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
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.8760 INCHES MINIMUM AND 0.8770 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.2187 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6880 INCHES MINIMUM AND 0.6890 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 510 OR COPPER ALLOY 524 OVERALL
SUBSTITUTES & CROSS-REFERENCES 10
SK97546Reference document
Same NSN cross-reference
Reference document — Secondary reference
DX81429Reference document
Same NSN cross-reference
Reference document — Secondary reference
DR76261PC39BReference document
Same NSN cross-reference
Reference document — Secondary reference
SL5700PC39BReference document
Same NSN cross-reference
Reference document — Secondary reference
DX85974PC39BReference document
Same NSN cross-reference
Reference document — Secondary reference
SL5733PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 186-P?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 186-P?
186-P is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 186-P?
There are 10 known substitutes for 186-P: SK97546, DX81429, DR76261PC39B and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 186-P?
186-P is cataloged in the U.S. Government catalog under NSN 3120-00-339-2658. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 186-P

✓ 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.