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PartsTable / COMPONENT / 37-659
37-659 ✓ 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,VARIABLE,CERAMIC DIELE. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING, shell_type: SOLID, thread_class: 2B, overall_length: 2.000 INCHES NOMINAL IN, shell_material: SILVER ALLOY, insert_material: PLASTIC TETRAFLUOROETHYLENE ALL MATING ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3230-00-266-9629, 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
37-659
NSN: 3230-00-266-9629
FSC: 3230
CAGE: 16821 — ROCKWELL INTERNATIONAL CORP POWER TOOL DIV (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING
shell_typeSOLID
thread_class2B
overall_length2.000 INCHES NOMINAL IN
shell_materialSILVER ALLOY
insert_materialPLASTIC TETRAFLUOROETHYLENE ALL MATING ENDS
contact_materialSILVER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
overall_diameter1.062 INCHES NOMINAL IN
thread_directionRIGHT-HAND
precious_materialGOLD AND SILVER
mating_end_quantity2
nominal_thread_size0.250 INCHES IN
NSN3230-00-266-9629
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 37-659 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: HIGH SPEED STEEL; PLAIN TYPE; DIM. DATA,6-1/8 IN. LG,19/32 IN. W,0.093 IN. PORM 0.001 THK 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)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONHIGH SPEED STEEL; PLAIN TYPE; DIM. DATA,6-1/8 IN. LG,19/32 IN. W,0.093 IN. PORM 0.001 THK IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
659Interchangeable
interchangeable cross-reference
interchangeable
173067Interchangeable
interchangeable cross-reference
interchangeable
K659Interchangeable
interchangeable cross-reference
interchangeable
139 HOLE SIZE 0.144 INInterchangeable
interchangeable cross-reference
interchangeable
11-074-CInterchangeable
interchangeable cross-reference
interchangeable
5590037Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37-659?
37-659 is a CAPACITOR,VARIABLE,CERAMIC DIELE.
What parts can replace 37-659?
There are 17 known substitutes for 37-659: 659, 173067, K659 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 37-659?
37-659 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3230-00-266-9629. 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