PartsTable
Technical Data Sheet
PartsTable / MRO / 25639
25639 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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,VARIABLE,AIR DIELECTRI. Key specifications include width: 5.000 INCHES NOMINAL IN, length: 12.000 INCHES NOMINAL IN, material: PLASTIC, body_style: STRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL, point_size: 0.125 INCHES IN, shell_type: SOLID. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-242-3433, 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→ 25639
NSN: 5120-00-242-3433
FSC: 5120
CAGE: 1AR81 — EASCO HAND TOOLS INC (USA)
SPECIFICATIONS
width5.000 INCHES NOMINAL IN
length12.000 INCHES NOMINAL IN
materialPLASTIC
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
point_size0.125 INCHES IN
shell_typeSOLID
shank_shapeHEXAGON
overall_length1.513 INCHES MAXIMUM IN
shell_materialALUMINUM ALLOY
pouch_face_typePLASTIC GASKET
overall_diameter0.859 INCHES MAXIMUM IN
special_featuresTRANSPARENT;1-1/4 INCH FLANGE;SUR-FIT DRAINABLE POUCH IN
NSN5120-00-242-3433
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 25639 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
SHANK WIDTH ACROSS FLATS: 0.312 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.410 CAT 48 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
MATERIAL: STEEL
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 8 CLASS
•
ENVIRONMENTAL ATTRIBUTE CODE: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
•
SHANK SHAPE: HEXAGON
•
POINT SIZE: 0.125 INCHES IN
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)
SHANK WIDTH ACROSS FLATS0.312 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B107.410 CAT 48 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIALSTEEL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 8 CLASS
ENVIRONMENTAL ATTRIBUTE CODEPLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
OVERALL LENGTH4.500 INCHES MINIMUM IN
SHANK SHAPEHEXAGON
POINT SIZE0.125 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
34-002Interchangeable
interchangeable cross-reference
interchangeable
5120PL1318709Interchangeable
interchangeable cross-reference
interchangeable
W-P-796Interchangeable
interchangeable cross-reference
interchangeable
23744Interchangeable
interchangeable cross-reference
interchangeable
8179AInterchangeable
interchangeable cross-reference
interchangeable
V5268Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25639?
25639 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 25639?
There are 21 known substitutes for 25639: 34-002, 5120PL1318709, W-P-796 and 18 more. Substitute compatibility should be verified for your specific system.
Is 25639 still available?
25639 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026