PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L5121Capacitor,fixed,ceramic Dielectr

International Jensen Inc · NSN 5910-00-667-6135 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-667-6135 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-667-6135. Primary manufacturer part number: L5121.
Features
  • Capacitor,fixed,ceramic Dielectr — FSC 5910
  • Mounting Facility Type and Quantity: 1 THREADED BUSHING
  • Voltage Temp Limits Per Section in Percent Capacitance Change: -56.0 TO 22.0 WITHOUT VOLTAGE APPLIED SINGLE SECTION
  • Capacitance Value Per Section: 2500.000 PICOFARADS SINGLE SECTION
  • Tolerance Range Per Section: -20.00 TO 20.00 PERCENT SINGLE SECTION
  • Nominal Thread Size: 0.216 INCHES IN
  • Nonderated Continuous Voltage Rating and Type Per Section: 500.0 DC SINGLE SECTION
  • Nonderated Operating Temp: 10.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,fixed,ceramic Dielectr, cataloged under National Stock Number 5910-00-667-6135, 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 International Jensen Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-667-6135
Primary Part NumberL5121
Item NameCapacitor,fixed,ceramic Dielectr
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerInternational Jensen Inc
StatusCANCELLED
Mounting Facility Type and Quantity1 THREADED BUSHING
Voltage Temp Limits Per Section in Percent Capacitance Change-56.0 TO 22.0 WITHOUT VOLTAGE APPLIED SINGLE SECTION
Capacitance Value Per Section2500.000 PICOFARADS SINGLE SECTION
Tolerance Range Per Section-20.00 TO 20.00 PERCENT SINGLE SECTION
Nominal Thread Size0.216 INCHES IN
Nonderated Continuous Voltage Rating and Type Per Section500.0 DC SINGLE SECTION
Nonderated Operating Temp10.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Terminal Surface TreatmentSOLDER
Terminal Type and Quantity2 PIN
Body StyleW/THD BUSHING MTG, TERMINALS ON OPPOSITE END
Mounting Facility Screw Thread Series DesignatorUNF
Width Across Flats0.312 INCHES NOMINAL IN
Body Length1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
Terminal Length0.500 INCHES NOMINAL IN
Schematic Diagram DesignatorFEEDTHROUGH
Reliability IndicatorNOT ESTABLISHED
Terminal Diameter0.051 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5945-01-079-2910 INTERCHANGEABLE
Solenoid,electrical
Cross-Reference Index
Part NumberManufacturer
L5121 International Jensen Inc (USA)
G205620-1 Lucent Technologies Inc Corporate Headquarters (USA)
321-010X5U0-252M Erie Specialty Products Inc (USA)
G205620-1 American Telephone and Telegraph Co (USA)
G205620 American Telephone and Telegraph Co (USA)
8515950 Us Army Aviation and Missile Command (USA)
321-010-X5U0-252M Tusonix, Llc (USA)
Related Parts
5945-01-079-2910INTERCHANGEABLE
SOLENOID,ELECTRICAL

Frequently Asked Questions

What is NSN 5910-00-667-6135?

NSN 5910-00-667-6135 is a Capacitor,fixed,ceramic Dielectr, manufactured by International Jensen Inc, classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-00-667-6135?

NSN 5910-00-667-6135 has 7 cross-referenced part numbers: L5121 (International Jensen Inc), G205620-1 (Lucent Technologies Inc Corporate Headquarters), 321-010X5U0-252M (Erie Specialty Products Inc), G205620-1 (American Telephone and Telegraph Co), G205620 (American Telephone and Telegraph Co) and 2 more.

What NSN replaces 5910-00-667-6135?

There is 1 known substitute for 5910-00-667-6135: 5945-01-079-2910. Verify interchangeability with system specifications before substitution.

What are the specifications of L5121?

Key specifications for L5121: Mounting Facility Type and Quantity: 1 THREADED BUSHING; Voltage Temp Limits Per Section in Percent Capacitance Change: -56.0 TO 22.0 WITHOUT VOLTAGE APPLIED SINGLE SECTION; Capacitance Value Per Section: 2500.000 PICOFARADS SINGLE SECTION; Tolerance Range Per Section: -20.00 TO 20.00 PERCENT SINGLE SECTION. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-667-6135 still in active supply?

NSN 5910-00-667-6135 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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