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A-7954 — CAPACITOR,FIXED,PAPER DIELECTRIC

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

A-7954: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/MTG BRACKET, AXIAL TERMINALS, body_length: 1.109 INCHES NOMINAL IN, body_diameter: 0.562 INCHES NOMINAL IN, terminal_length: 2.250 INCHES NOMINAL IN, mounting_slot_width: 0.250 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-128-3268, 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→ A-7954
NSN: 5910-00-128-3268
NIINs: 001283268, 010820745
FSC: 5910 — Capacitors
CAGE: 72354 — FAST JOHN E DIV OF VICTOREEN INSTRUMENT CO INC (USA)
SPECIFICATIONS
body_styleW/MTG BRACKET, AXIAL TERMINALS
body_length1.109 INCHES NOMINAL IN
body_diameter0.562 INCHES NOMINAL IN
terminal_length2.250 INCHES NOMINAL IN
mounting_slot_width0.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-30.0 FAHRENHEIT MINIMUM AND 130.0 FAHRENHEIT MAXIMUM DEGF
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-20.00 TO 20.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section5000.000 PICOFARADS SINGLE SECTION
unthreaded_mounting_hole_diameter0.156 INCHES NOMINAL IN
NSN5910-00-128-3268
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN A-7954 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
BODY DIAMETER: 0.562 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 UNTHREADED MOUNTING HOLES AND 1 MOUNTING SLOTS
•
BODY STYLE: W/MTG BRACKET, AXIAL TERMINALS
•
TOLERANCE RANGE PER SECTION: -20.00 TO 20.00 PERCENT SINGLE SECTION
•
NONDERATED OPERATING TEMP: -30.0 FAHRENHEIT MINIMUM AND 130.0 FAHRENHEIT MAXIMUM DEGF
•
TERMINAL LENGTH: 2.250 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.156 INCHES NOMINAL IN
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 1600.0 DC SINGLE SECTION
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
BODY DIAMETER0.562 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED MOUNTING HOLES AND 1 MOUNTING SLOTS
BODY STYLEW/MTG BRACKET, AXIAL TERMINALS
TOLERANCE RANGE PER SECTION-20.00 TO 20.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP-30.0 FAHRENHEIT MINIMUM AND 130.0 FAHRENHEIT MAXIMUM DEGF
TERMINAL LENGTH2.250 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.156 INCHES NOMINAL IN
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION1600.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
BODY LENGTH1.109 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
7954-5000Reference document
Same NSN cross-reference
Reference document — Secondary reference
8A61183AReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-7954?
A-7954 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace A-7954?
There are 2 known substitutes for A-7954: 7954-5000, 8A61183A. Substitute compatibility should be verified for your specific system.
What is the NSN for A-7954?
A-7954 is cataloged in the U.S. Government catalog under NSN 5910-00-128-3268. 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.