PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M48-121Capacitor,fixed,electrolytic

Miltope Corporation · NSN 5910-01-239-4408 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-239-4408 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-239-4408. Primary manufacturer part number: M48-121.
Features
  • Capacitor,fixed,electrolytic — FSC 5910
  • Terminal Diameter: 0.020 INCHES NOMINAL IN
  • Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
  • Electrical Polarization: POLARIZED
  • Schematic Diagram Designator: ELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
  • Terminal Length: 1.500 INCHES NOMINAL IN
  • Body Diameter: 0.170 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
  • Capacitance Value Per Section: 3.300 MICROFARADS SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,fixed,electrolytic, cataloged under National Stock Number 5910-01-239-4408, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Miltope Corporation. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 35 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-01-239-4408
Primary Part NumberM48-121
Item NameCapacitor,fixed,electrolytic
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerMiltope Corporation
StatusCANCELLED
Terminal Diameter0.020 INCHES NOMINAL IN
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Electrical PolarizationPOLARIZED
Schematic Diagram DesignatorELECTRODE(S) GROUNDED TO CASE, W/GND TERMINAL
Terminal Length1.500 INCHES NOMINAL IN
Body Diameter0.170 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN
Capacitance Value Per Section3.300 MICROFARADS SINGLE SECTION
Features ProvidedHERMETICALLY SEALED CASE
Criticality Code JustificationFEAT
Anode TypeSOLID
Nonderated Continuous Voltage Rating and Type Per Section50.0 DC SINGLE SECTION
Body Length0.474 INCHES NOMINAL IN
DC Leakage at Maximum Operating Temp32.0 MICROAMPERES
Tolerance Range Per Section-10.00 TO 10.00 PERCENT SINGLE SECTION
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Capacitive Electrode MaterialTANTALUM
Dissipation Factor at Reference Temp in Percent4.000
Test Data Document81349-MIL-PRF-39003 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.).
DC Leakage at Reference Temp1.200 MICROAMPERES
Case Insulation MaterialPLASTIC
Specification/standard Data81349-MIL-PRF-39003/1 GOVERNMENT SPECIFICATION
Reliability IndicatorESTABLISHED
Body StyleW/O MTG FACILITIES, AXIAL TERMINALS
Reliability Failure Rate Level in Percent0.001
Mil-Std-1276 Wire Lead Type DesignatorN-4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5910-00-105-1977 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-200-1033 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-211-1261 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-410-1276 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-899-9126 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-996-2254 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-01-048-8386 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-01-365-9399 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Cross-Reference Index
Part NumberManufacturer
M48-121 Miltope Corporation (USA)
CS13BH335K Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
T310B335K035AS Union Carbide Corp Materials Systems Div (USA)
M39003/01-2366 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
K3R3H35S Union Carbide Corp Materials Systems Div (USA)
0510151-117 Cohu, Inc. Dba Cohu Electronic's Division Div Electronics Division (USA)
10138660 Nimikkeistokeskus Ncb Finland (FIN)
1640608-335 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
M39003/01-6209 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2314767P25 Naval Sea Systems Command (USA)
M39003-01-2606 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3371433003 L3 Aviation Products, Inc. Dba L3 Technologies (USA)
T310B335M050 Kemet Electronics Corporation (USA)
M39003/01-7209 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39003/01-2845 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
T150E335M035AS Union Carbide Corp Materials Systems Div (USA)
CS13BF335K Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
K3R3C35K Union Carbide Corp Materials Systems Div (USA)
MIL-PRF-39003/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
14000117-006 Honeywell Inc Commercial Div (USA)
Related Parts
5910-00-105-1977INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-200-1033INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-211-1261INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-410-1276INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-899-9126INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-996-2254INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-01-048-8386INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-01-365-9399INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC

Frequently Asked Questions

What is NSN 5910-01-239-4408?

NSN 5910-01-239-4408 is a Capacitor,fixed,electrolytic, manufactured by Miltope Corporation, classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-01-239-4408?

NSN 5910-01-239-4408 has 35 cross-referenced part numbers: M48-121 (Miltope Corporation), CS13BH335K (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), T310B335K035AS (Union Carbide Corp Materials Systems Div), M39003/01-2366 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), K3R3H35S (Union Carbide Corp Materials Systems Div) and 30 more.

What NSN replaces 5910-01-239-4408?

There are 8 known substitutes for 5910-01-239-4408: 5910-00-105-1977, 5910-00-200-1033, 5910-00-211-1261 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M48-121?

Key specifications for M48-121: Terminal Diameter: 0.020 INCHES NOMINAL IN; End Item Identification: 1430-00-179-4199 RADAR SET; Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC; Electrical Polarization: POLARIZED. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-01-239-4408 still in active supply?

NSN 5910-01-239-4408 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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