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PartsTable / COMPONENT / 316946-2
316946-2 ✓ 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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include body_width: 3.375 INCHES NOMINAL IN, body_height: 5.250 INCHES NOMINAL IN, body_length: 3.938 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-047-4794, 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
316946-2
NSN: 5950-01-047-4794
FSC: 5950
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
body_width3.375 INCHES NOMINAL IN
body_height5.250 INCHES NOMINAL IN
body_length3.938 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.190 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp130.0 CELSIUS DEGC
thread_series_designatorUNF SINGLE GROUP
winding_operating_current9.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NSN5950-01-047-4794
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 316946-2 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING VOLTAGE: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
•
NOMINAL THREAD SIZE: 0.190 INCHES SINGLE GROUP IN
•
WINDING OPERATING CURRENT: 9.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
FREQUENCY RATING: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
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)
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NOMINAL THREAD SIZE0.190 INCHES SINGLE GROUP IN
WINDING OPERATING CURRENT9.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INCLOSURE TYPEHERMETICALLY SEALED
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
FREQUENCY RATING50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
BODY LENGTH3.938 INCHES NOMINAL IN
MAXIMUM OPERATING TEMP130.0 CELSIUS DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
M39006/21-0131Interchangeable
interchangeable cross-reference
interchangeable
S314Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-39006/21Interchangeable
interchangeable cross-reference
interchangeable
10-22231-UN BLACKInterchangeable
interchangeable cross-reference
interchangeable
586Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 316946-2?
316946-2 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 316946-2?
There are 5 known substitutes for 316946-2: M39006/21-0131, S314, MIL-PRF-39006/21 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 316946-2?
316946-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-047-4794. 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