PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B56-72Switch,rotary

Spectrum Control Inc Div Weinschel · NSN 5930-01-078-3533 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-078-3533 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-078-3533. Primary manufacturer part number: B56-72.
Features
  • Switch,rotary — FSC 5930
  • Precious Material and Location: CONTACT SURFACES SILVER
  • Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL
  • Throw Quantity: 10 EACH SECTION REAR
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
  • Precious Material: SILVER
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Individual Section Quantity: 2
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-01-078-3533, 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 Spectrum Control Inc Div Weinschel. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-078-3533
Primary Part NumberB56-72
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSpectrum Control Inc Div Weinschel
StatusACTIVE
Precious Material and LocationCONTACT SURFACES SILVER
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Throw Quantity10 EACH SECTION REAR
Thread Class2A SINGLE MOUNTING FACILITY A
Precious MaterialSILVER
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Individual Section Quantity2
Contact Voltage Rating in Volts125.0 DC AT SEA LEVEL
Nonturn Device TypeKEY AT 9:00 OCLOCK
Contact Load Current Rating750.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Pole Quantity1 EACH SECTION FRONT
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Features ProvidedVARIABLE RESISTOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Shaft Diameter0.125 INCHES NOMINAL SINGLE ACTUATOR IN
Nonturn Device Radius0.531 INCHES NOMINAL AT 9:00 OCLOCK IN
Terminal TypeTAB, SOLDER LUG
Contact Switching ActionMAKES BEFORE BREAKS EACH SECTION REAR
Shaft Length0.563 INCHES NOMINAL SINGLE ACTUATOR IN
Switch Actuator Indexing Position Quantity10 SINGLE ACTUATOR
Shaft TypeROUND SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4720-01-055-1704 INTERCHANGEABLE
Tube Assy,cylinder
2910-01-476-8971RE505358 INTERCHANGEABLE
Pump,fuel,metering and Distribut
Deere & Company Div Deere Power Systems Group
Cross-Reference Index
Part NumberManufacturer
B56-72 Spectrum Control Inc Div Weinschel (USA)
056-72 Spectrum Control Inc Div Weinschel (USA)
Related Parts
4720-01-055-1704INTERCHANGEABLE
TUBE ASSY,CYLINDER
2910-01-476-8971INTERCHANGEABLE
PUMP,FUEL,METERING AND DISTRIBUT
RE505358

Frequently Asked Questions

What is NSN 5930-01-078-3533?

NSN 5930-01-078-3533 is a Switch,rotary, manufactured by Spectrum Control Inc Div Weinschel, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-078-3533?

NSN 5930-01-078-3533 has 2 cross-referenced part numbers: B56-72 (Spectrum Control Inc Div Weinschel), 056-72 (Spectrum Control Inc Div Weinschel).

What NSN replaces 5930-01-078-3533?

There are 2 known substitutes for 5930-01-078-3533: 4720-01-055-1704, 2910-01-476-8971. Verify interchangeability with system specifications before substitution.

What are the specifications of B56-72?

Key specifications for B56-72: Precious Material and Location: CONTACT SURFACES SILVER; Special Features: ACCOMODATES ONE 10K POTENTIOMETER; Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL; Throw Quantity: 10 EACH SECTION REAR. 30 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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