PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21354Power Supply

Senior Operations Llc Div Senior Aerospace Ketema · NSN 6120-00-880-0726 · FSC 6120 · Power Supply
Verified by PartsTable
NSN 6120-00-880-0726 — this item is cataloged by the U.S. Government under National Stock Number 6120-00-880-0726. Primary manufacturer part number: 21354.
Features
  • Power Supply — FSC 6120
  • Rectification Method: FULL WAVE VOLTAGE DOUBLER
  • Operating Ambient Temp Range: +0.1 TO 75.0 CELSIUS DEGC
  • Output Voltage Rating: 210.0 DC VOLTS NOMINAL SECOND POWER OUTPUT
  • FSC Application Data: TEST SET,NAVIGATION COMPUTER
  • Output Current Rating: 100.0 DC MILLIAMPERES NOMINAL FIRST POWER OUTPUT
  • Output Voltage Rating: 10.0 DC VOLTS NOMINAL FIRST POWER OUTPUT
  • Output Current Rating: 2100.0 DC MILLIAMPERES NOMINAL SECOND POWER OUTPUT
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Power Supply, cataloged under National Stock Number 6120-00-880-0726, is classified within Federal Supply Class 6120 (Power Supply) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Senior Operations Llc Div Senior Aerospace Ketema. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6120-00-880-0726
Primary Part Number21354
Item NamePower Supply
FSC / FSG6120 / 61 — Power Supply
ManufacturerSenior Operations Llc Div Senior Aerospace Ketema
StatusCANCELLED
Rectification MethodFULL WAVE VOLTAGE DOUBLER
Operating Ambient Temp Range+0.1 TO 75.0 CELSIUS DEGC
Output Voltage Rating210.0 DC VOLTS NOMINAL SECOND POWER OUTPUT
FSC Application DataTEST SET,NAVIGATION COMPUTER
Output Current Rating100.0 DC MILLIAMPERES NOMINAL FIRST POWER OUTPUT
Output Voltage Rating10.0 DC VOLTS NOMINAL FIRST POWER OUTPUT
Output Current Rating2100.0 DC MILLIAMPERES NOMINAL SECOND POWER OUTPUT
Features ProvidedFILTER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-232-421120092 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6515-00-359-160070-2293 INTERCHANGEABLE
Rasp,bone
Sklar Corporation Dba Sklar Instruments
2805-00-509-7842 INTERCHANGEABLE
Push Rod,engine Poppet Valve
9540-00-684-4683 INTERCHANGEABLE
Beam,structural
6105-00-707-49036082ALT2 INTERCHANGEABLE
Motor,alternating Current
Ward Leonard Ct Llc
3020-00-761-8777 INTERCHANGEABLE
Link,roller Chain
5945-01-018-791421354 INTERCHANGEABLE
Relay,time Delay
Noske-Kaeser Germany Gmbh
4320-01-033-997421354 INTERCHANGEABLE
Solenoid Subassy
Parker Hannifin Corporation Div Hydraulic Systems Division
5950-01-225-570021354B INTERCHANGEABLE
Transformer,power
Data Device Corp Dba Beta Transformer Technology
4820-01-415-259221327-850-1 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21354 PRIMARY Senior Operations Llc Div Senior Aerospace Ketema (USA)
900406-30 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
3455-00-232-4211INTERCHANGEABLE
REAMER,MACHINE
20092
6515-00-359-1600INTERCHANGEABLE
RASP,BONE
70-2293
2805-00-509-7842INTERCHANGEABLE
PUSH ROD,ENGINE POPPET VALVE
9540-00-684-4683INTERCHANGEABLE
BEAM,STRUCTURAL
6105-00-707-4903INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
6082ALT2
3020-00-761-8777INTERCHANGEABLE
LINK,ROLLER CHAIN
5945-01-018-7914INTERCHANGEABLE
RELAY,TIME DELAY
21354
4320-01-033-9974INTERCHANGEABLE
SOLENOID SUBASSY
21354
5950-01-225-5700INTERCHANGEABLE
TRANSFORMER,POWER
21354B
4820-01-415-2592INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21327-850-1
4730-01-415-3183INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21317-1018-5
4730-01-415-3187INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21317-1018-9

Frequently Asked Questions

What is NSN 6120-00-880-0726?

NSN 6120-00-880-0726 is a Power Supply, manufactured by Senior Operations Llc Div Senior Aerospace Ketema, classified under FSC 6120 (Power Supply). Status: cancelled.

What are the part numbers for NSN 6120-00-880-0726?

NSN 6120-00-880-0726 has 2 cross-referenced part numbers: 21354 (Senior Operations Llc Div Senior Aerospace Ketema), 900406-30 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 6120-00-880-0726?

There are 12 known substitutes for 6120-00-880-0726: 3455-00-232-4211, 6515-00-359-1600, 2805-00-509-7842 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21354?

Key specifications for 21354: Overall Width: 4.250 INCHES NOMINAL IN; Rectification Method: FULL WAVE VOLTAGE DOUBLER; Operating Ambient Temp Range: +0.1 TO 75.0 CELSIUS DEGC; Output Voltage Rating: 210.0 DC VOLTS NOMINAL SECOND POWER OUTPUT. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6120-00-880-0726 still in active supply?

NSN 6120-00-880-0726 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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