PartsTable
Technical Data Sheet
PartsTable / MRO / 21620B
21620B ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include inclosure_type: FULLY INCLOSEDFULLY INCLOSED, nominal_thread_size: 0.469 INCHES0.469 INCHES IN, thread_quantity_per_inch: 3232, thread_series_designator: UNSUNS, terminal_type_and_quantity: 4 TAB, SOLDER LUG4 TAB, SOLDER LUG, nonpile-up_contact_arrangement: 1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-272-1379, 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→ 21620B
NSN: 5930-00-272-1379
FSC: 5930
CAGE: 80072 — H20 TANK INC U S MOTORS DIV (USA)
SPECIFICATIONS
inclosure_typeFULLY INCLOSEDFULLY INCLOSED
nominal_thread_size0.469 INCHES0.469 INCHES IN
thread_quantity_per_inch3232
thread_series_designatorUNSUNS
terminal_type_and_quantity4 TAB, SOLDER LUG4 TAB, SOLDER LUG
nonpile-up_contact_arrangement1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
maximum_voltage_rating_in_volts250.0 AC AND 250.0 AC AND 250.0 DC250.0 DC
contact_load_current_rating_at_maximum_rated_voltage1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE AC1.000 AMPERES RESISTIVE AC
NSN5930-00-272-1379
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 21620B MFR SWITCH,TOGGLE
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNSUNS
•
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE AC1.000 AMPERES RESISTIVE AC
•
TERMINAL TYPE AND QUANTITY: 4 TAB, SOLDER LUG4 TAB, SOLDER LUG
•
NONPILE-UP CONTACT ARRANGEMENT: 1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
•
NOMINAL THREAD SIZE: 0.469 INCHES0.469 INCHES IN
•
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 AC AND 250.0 DC250.0 DC
•
THREAD QUANTITY PER INCH: 3232
•
INCLOSURE TYPE: FULLY INCLOSEDFULLY INCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNSUNS
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE DC AND 1.000 AMPERES RESISTIVE AC1.000 AMPERES RESISTIVE AC
TERMINAL TYPE AND QUANTITY4 TAB, SOLDER LUG4 TAB, SOLDER LUG
NONPILE-UP CONTACT ARRANGEMENT1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT1 TWO CIRCUIT, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
NOMINAL THREAD SIZE0.469 INCHES0.469 INCHES IN
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 AC AND 250.0 DC250.0 DC
THREAD QUANTITY PER INCH3232
INCLOSURE TYPEFULLY INCLOSEDFULLY INCLOSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
3167Interchangeable
interchangeable cross-reference
interchangeable
10134-2404Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
21320Interchangeable
interchangeable cross-reference
interchangeable
153-72Interchangeable
interchangeable cross-reference
interchangeable
N13277Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21620B?
21620B is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21620B?
There are 14 known substitutes for 21620B: 3167, 10134-2404, QQ-A-200/3 and 11 more. Substitute compatibility should be verified for your specific system.
Is 21620B still available?
21620B 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