PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PM21378Switch,push

Mason Electric Co. Dba Mason Controls · NSN 5930-00-913-2109 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-913-2109 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-913-2109. Primary manufacturer part number: PM21378.
Features
  • Switch,push — FSC 5930
  • Contact Load Current Rating at Maximum Rated Voltage: 10.000 AMPERES RESISTIVE DC
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Maximum Voltage Rating in Volts: 27.0 DC
  • Inclosure Type: FULLY INCLOSED
  • 5 verified cross-references
  • Primary manufacturer: Mason Electric Co. Dba Mason Controls
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,push, cataloged under National Stock Number 5930-00-913-2109, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Mason Electric Co. Dba Mason Controls. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-913-2109
Primary Part NumberPM21378
Item NameSwitch,push
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMason Electric Co. Dba Mason Controls
StatusACTIVE
Contact Load Current Rating at Maximum Rated Voltage10.000 AMPERES RESISTIVE DC
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Terminal Type and Quantity3 TAB, SOLDER LUG
Maximum Voltage Rating in Volts27.0 DC
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-866-248621378 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
5930-00-923-7743213-78 INTERCHANGEABLE
Switch,toggle
Pitney Bowes Inc.
9540-01-071-5883 INTERCHANGEABLE
Angle,structural
1620-01-669-63102-1378 INTERCHANGEABLE
Retainer,disk Brake,aircraft
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
PM21378 PRIMARY Mason Electric Co. Dba Mason Controls (USA)
21378 Amphenol Corp Div Amphenol Aerospace Operations (USA)
2PB249 Honeywell International Inc. Dba Honeyweel Sensing & Controls (USA)
21378 Unison Industries Llc (USA)
PM21378 Unison Industries Llc (USA)
Related Parts
5950-00-866-2486INTERCHANGEABLE
TRANSFORMER,POWER
21378
5930-00-923-7743INTERCHANGEABLE
SWITCH,TOGGLE
213-78
9540-01-071-5883INTERCHANGEABLE
ANGLE,STRUCTURAL
1620-01-669-6310INTERCHANGEABLE
RETAINER,DISK BRAKE,AIRCRAFT
2-1378

Frequently Asked Questions

What is NSN 5930-00-913-2109?

NSN 5930-00-913-2109 is a Switch,push, manufactured by Mason Electric Co. Dba Mason Controls, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-913-2109?

NSN 5930-00-913-2109 has 5 cross-referenced part numbers: PM21378 (Mason Electric Co. Dba Mason Controls), 21378 (Amphenol Corp Div Amphenol Aerospace Operations), 2PB249 (Honeywell International Inc. Dba Honeyweel Sensing & Controls), 21378 (Unison Industries Llc), PM21378 (Unison Industries Llc).

What NSN replaces 5930-00-913-2109?

There are 4 known substitutes for 5930-00-913-2109: 5950-00-866-2486, 5930-00-923-7743, 9540-01-071-5883 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PM21378?

Key specifications for PM21378: Contact Load Current Rating at Maximum Rated Voltage: 10.000 AMPERES RESISTIVE DC; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT; Terminal Type and Quantity: 3 TAB, SOLDER LUG; Maximum Voltage Rating in Volts: 27.0 DC. 6 total characteristics are documented in the Federal Logistics Information System.

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