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PartsTable / MRO / M37-B501KN
M37-B501KN ✓ 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,FIXED,MICA DIELECTRIC. Key specifications include body_style: BUTTON TYPE, W/THD MTG HOLE/STUD, body_length: 0.453 INCHES NOMINAL IN, body_diameter: 0.463 INCHES NOMINAL IN, nominal_thread_size: 0.112 INCHES IN, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-668-1253, 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→ M37-B501KN
NSN: 5910-00-668-1253
FSC: 5910
CAGE: 71313 — VIKING TECHNOLOGIES, LTD. (USA)
SPECIFICATIONS
body_styleBUTTON TYPE, W/THD MTG HOLE/STUD
body_length0.453 INCHES NOMINAL IN
body_diameter0.463 INCHES NOMINAL IN
nominal_thread_size0.112 INCHES IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 TAB, SOLDER LUG
tolerance_range_per_section-10.00 TO 10.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section500.000 PICOFARADS SINGLE SECTION
mounting_facility_type_and_quantity1 THREADED MOUNTING HOLES
mounting_facility_screw_thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5910-00-668-1253
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN M37-B501KN MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
BODY DIAMETER: 0.463 INCHES NOMINAL IN
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
•
BODY STYLE: BUTTON TYPE, W/THD MTG HOLE/STUD
•
CAPACITANCE VALUE PER SECTION: 500.000 PICOFARADS SINGLE SECTION
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED MOUNTING HOLES
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)
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
BODY DIAMETER0.463 INCHES NOMINAL IN
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
BODY STYLEBUTTON TYPE, W/THD MTG HOLE/STUD
CAPACITANCE VALUE PER SECTION500.000 PICOFARADS SINGLE SECTION
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED MOUNTING HOLES
BODY LENGTH0.453 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1841-3/16Interchangeable
interchangeable cross-reference
interchangeable
52518Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 7Interchangeable
interchangeable cross-reference
interchangeable
M37Interchangeable
interchangeable cross-reference
interchangeable
SMB91186Interchangeable
interchangeable cross-reference
interchangeable
650-016-14D3-102MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M37-B501KN?
M37-B501KN is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace M37-B501KN?
There are 19 known substitutes for M37-B501KN: 1841-3/16, 52518, B94.19 TABLE 7 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M37-B501KN?
M37-B501KN is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-668-1253. 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