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P-53 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: COPPER ALLOY, point_size: 0.500 INCHES IN, load_rating: 1798.0 POUNDS MAXIMUM LBS, taper_length: 3.000 INCHES NOMINAL IN, special_features: 36KN BREAKING STENGTH; 13MM MAXIMUM ROPE DIAMETER; 2 INCH SHEAVE DIAMETER MM, style_designator: PULLEY PATTERN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-288-6481, 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
P-53
NSN: 5120-00-288-6481
FSC: 5120
CAGE: 01DJ4 — AMPCO PARTNERS, LTD. DBA AMPCO SAFETY TOOLS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
point_size0.500 INCHES IN
load_rating1798.0 POUNDS MAXIMUM LBS
taper_length3.000 INCHES NOMINAL IN
sheave_quantity1
special_features36KN BREAKING STENGTH; 13MM MAXIMUM ROPE DIAMETER; 2 INCH SHEAVE DIAMETER MM
style_designatorPULLEY PATTERN
features_providedNONMAGNETIC AND NONSPARKING
supplementary_featuresCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
end_item_identificationADVANCED AIR
general_characteristics_item_description0-1500 FT PER MIN SCALE; WHITE FIGURES ON BLACK BACKGROUND FT
part_name_assigned_by_controlling_agencyDETECTOR, LIGHTNING
NSN5120-00-288-6481
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN P-53 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
TAPER LENGTH: 3.000 INCHES NOMINAL IN
•
FEATURES PROVIDED: NONMAGNETIC AND NONSPARKING
•
POINT SIZE: 0.500 INCHES IN
•
MATERIAL: COPPER ALLOY
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 (FLIS)
TAPER LENGTH3.000 INCHES NOMINAL IN
FEATURES PROVIDEDNONMAGNETIC AND NONSPARKING
POINT SIZE0.500 INCHES IN
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
D1A5Interchangeable
interchangeable cross-reference
interchangeable
6479Interchangeable
interchangeable cross-reference
interchangeable
X493Interchangeable
interchangeable cross-reference
interchangeable
P101Interchangeable
interchangeable cross-reference
interchangeable
84120Interchangeable
interchangeable cross-reference
interchangeable
8C478Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P-53?
P-53 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace P-53?
There are 14 known substitutes for P-53: D1A5, 6479, X493 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P-53?
P-53 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-288-6481. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026