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Technical Data Sheet
PartsTable / MRO / CMR05F391J0DM
CMR05F391J0DM ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: PLASTIC CASE, body_style: W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE, body_width: 0.400 INCHES MAXIMUM IN, body_height: 0.120 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, body_length: 0.400 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN, overall_length: 0.275 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-898-2138, 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→ CMR05F391J0DM
NSN: 5961-00-898-2138
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE
body_width0.400 INCHES MAXIMUM IN
body_height0.120 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
body_length0.400 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
overall_length0.275 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM IN
overall_diameter0.145 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.025 INCHES NOMINAL IN
reliability_indicatorESTABLISHED
NSN5961-00-898-2138
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN CMR05F391J0DM MFR OEM CAPACITOR,FIXED,MICA DIELECTRIC
KEY FEATURES
•
OVERALL DIAMETER: 0.145 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
MATERIAL: GLASS ENCLOSURE
•
TEST DATA DOCUMENT: 81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
MOUNTING METHOD: TERMINAL
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC
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)
OVERALL DIAMETER0.145 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
MATERIALGLASS ENCLOSURE
TEST DATA DOCUMENT81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
OVERALL LENGTH0.275 INCHES MAXIMUM IN
MOUNTING METHODTERMINAL
FEATURES PROVIDEDHERMETICALLY SEALED CASE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS AMBIENT AIR DEGC
CURRENT RATING PER CHARACTERISTIC0.25 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
MATERIALSILICON SEMICONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
SA2PCMC50Interchangeable
interchangeable cross-reference
interchangeable
MC50Interchangeable
interchangeable cross-reference
interchangeable
352250020812Interchangeable
interchangeable cross-reference
interchangeable
418858-5Interchangeable
interchangeable cross-reference
interchangeable
MILS19500-359Interchangeable
interchangeable cross-reference
interchangeable
260827Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CMR05F391J0DM?
CMR05F391J0DM is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CMR05F391J0DM?
There are 32 known substitutes for CMR05F391J0DM: SA2PCMC50, MC50, 352250020812 and 29 more. Substitute compatibility should be verified for your specific system.
Is CMR05F391J0DM still available?
CMR05F391J0DM 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