PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B4150-1Switch,rotary

Probescope Co Inc · NSN 5930-00-478-0147 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-478-0147 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-478-0147. Primary manufacturer part number: B4150-1.
Features
  • Switch,rotary — FSC 5930
  • Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR
  • Thread Series Designator: UNEF SINGLE MOUNTING FACILITY
  • Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
  • Overall Diameter: 1.281 INCHES NOMINAL IN
  • Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR
  • Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION FRONT
  • Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-478-0147, 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 Probescope Co Inc. Government technical data includes 21 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-478-0147
Primary Part NumberB4150-1
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerProbescope Co Inc
StatusACTIVE
Switch Actuator Indexing Position Quantity8 SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Overall Diameter1.281 INCHES NOMINAL IN
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Nonturn Device Radius0.531 INCHES NOMINAL AT 9:00 OCLOCK IN
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Individual Section Quantity3
Shaft Length0.063 INCHES NOMINAL SINGLE ACTUATOR IN
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Nonturn Device TypeTAB AT 9:00 OCLOCK
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Terminal TypeTAB, SOLDER LUG
Thread Class2A SINGLE MOUNTING FACILITY A
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Shaft TypeROUND SINGLE ACTUATOR
Contact Voltage Rating in Volts115.0 AC AT SEA LEVEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3020-00-027-47241770773 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2910-00-364-5853WMB2057-1X INTERCHANGEABLE
Sleeve,control
Ambac International Corporation Div Ambac International
1680-00-473-52064150-1 INTERCHANGEABLE
Actuator,electro-Mechanical,line
Aerocontrolex Group, Inc. Div Talley Actuators
5950-00-646-3162SM-B-105183 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-827-595149699 INTERCHANGEABLE
Float,valve
Liquid Controls, L.l.c. Div Idex Corporation
2520-01-015-722630061X INTERCHANGEABLE
Parts Kit,universal Joint
Neapco Inc
4240-01-248-985041501 INTERCHANGEABLE
Cushion,face
Mine Safety Appliances Company
5120-01-671-74574-1501 INTERCHANGEABLE
Key,socket Head Screw
Daniels Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
B4150-1 Probescope Co Inc (USA)
4150-1 Probescope Co Inc (USA)
Related Parts
3020-00-027-4724INTERCHANGEABLE
GEAR,SPUR
1770773
2910-00-364-5853INTERCHANGEABLE
SLEEVE,CONTROL
WMB2057-1X
1680-00-473-5206INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
4150-1
5950-00-646-3162INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-B-105183
4820-00-827-5951INTERCHANGEABLE
FLOAT,VALVE
49699
2520-01-015-7226INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
30061X
4240-01-248-9850INTERCHANGEABLE
CUSHION,FACE
41501
5120-01-671-7457INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
4-1501

Frequently Asked Questions

What is NSN 5930-00-478-0147?

NSN 5930-00-478-0147 is a Switch,rotary, manufactured by Probescope Co Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-478-0147?

NSN 5930-00-478-0147 has 2 cross-referenced part numbers: B4150-1 (Probescope Co Inc), 4150-1 (Probescope Co Inc).

What NSN replaces 5930-00-478-0147?

There are 8 known substitutes for 5930-00-478-0147: 3020-00-027-4724, 2910-00-364-5853, 1680-00-473-5206 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B4150-1?

Key specifications for B4150-1: Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR; Thread Series Designator: UNEF SINGLE MOUNTING FACILITY; Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL; Overall Diameter: 1.281 INCHES NOMINAL IN. 22 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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