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Technical Data Sheet
PartsTable / MRO / 5-257
5-257 ✓ Verified by PartsTable
PanzerGlass · 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 end_type: GLAND NUT W/INTERNAL THREAD FIRST END, material: STEEL OVERALL, body_style: PISTON, body_width: 1.000 INCHES NOMINAL IN, body_length: 0.390 INCHES MAXIMUM IN, shank_length: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-065-5601, 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→ 5-257
NSN: 5930-00-065-5601
FSC: 5930
CAGE: 55111 — SKIL CORP (USA)
SPECIFICATIONS
end_typeGLAND NUT W/INTERNAL THREAD FIRST END
materialSTEEL OVERALL
body_stylePISTON
body_width1.000 INCHES NOMINAL IN
body_length0.390 INCHES MAXIMUM IN
shank_length0.750 INCHES NOMINAL IN
thread_class3A A
bushing_shapeROUND
thread_length0.620 INCHES NOMINAL IN
bushing_length0.109 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_length0.468 INCHES NOMINAL IN
NSN5930-00-065-5601
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: PanzerGlass CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 5-257 MFR PanzerGlass CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
MATERIAL: PLASTIC CASE
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: HOLE MOUNT
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.813 INCHES NOMINAL IN
•
BODY WIDTH: 1.000 INCHES NOMINAL 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)
MATERIALPLASTIC CASE
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEHOLE MOUNT
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.813 INCHES NOMINAL IN
BODY WIDTH1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
5257Interchangeable
interchangeable cross-reference
interchangeable
316147Interchangeable
interchangeable cross-reference
interchangeable
A1205P276Interchangeable
interchangeable cross-reference
interchangeable
304456Interchangeable
interchangeable cross-reference
interchangeable
53502AInterchangeable
interchangeable cross-reference
interchangeable
SBCE2922-11NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5-257?
5-257 is a CAPACITOR,VARIABLE,AIR DIELECTRI manufactured by PanzerGlass. It is classified as a MRO (MRO_GENERAL).
What parts can replace 5-257?
There are 13 known substitutes for 5-257: 5257, 316147, A1205P276 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5-257?
5-257 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-065-5601. 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