PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-280Switch,rotary

Espey Mfg and Electronics Corp · NSN 5930-00-248-3381 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-248-3381 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-248-3381. Primary manufacturer part number: 12-280.
Features
  • Switch,rotary — FSC 5930
  • Nonturn Device Radius: 0.531 INCHES NOMINAL AT 10:00 OCLOCK IN
  • Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Individual Section Quantity: 1
  • Pole Quantity: 3 SINGLE SECTION REAR
  • Throw Quantity: 2 SINGLE SECTION REAR
  • Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-248-3381, 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 Espey Mfg and Electronics Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5930-00-248-3381
Primary Part Number12-280
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerEspey Mfg and Electronics Corp
StatusACTIVE
Nonturn Device Radius0.531 INCHES NOMINAL AT 10:00 OCLOCK IN
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Individual Section Quantity1
Pole Quantity3 SINGLE SECTION REAR
Throw Quantity2 SINGLE SECTION REAR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Contact Switching ActionMAKES BEFORE BREAKS SINGLE SECTION REAR
Nonturn Device TypeTAB AT 10:00 OCLOCK
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Shaft TypeROUND SINGLE ACTUATOR
Switch Actuator Indexing Position Quantity3 SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Shaft Length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2940-00-430-471912280 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
5130-01-057-563912280-10 INTERCHANGEABLE
Wheel,abrasive
Porter Cable/delta
6615-01-159-9149 INTERCHANGEABLE
Gyroscope,rate
2920-01-315-757812280 INTERCHANGEABLE
Control,voltage
Sure Power, Inc Dba Eaton Sure Power, Inc
Cross-Reference Index
Part NumberManufacturer
12-280 Espey Mfg and Electronics Corp (USA)
Related Parts
2940-00-430-4719INTERCHANGEABLE
FILTER ELEMENT,FLUID
12280
5130-01-057-5639INTERCHANGEABLE
WHEEL,ABRASIVE
12280-10
6615-01-159-9149INTERCHANGEABLE
GYROSCOPE,RATE
2920-01-315-7578INTERCHANGEABLE
CONTROL,VOLTAGE
12280

Frequently Asked Questions

What is NSN 5930-00-248-3381?

NSN 5930-00-248-3381 is a Switch,rotary, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-248-3381?

NSN 5930-00-248-3381 has 1 cross-referenced part number: 12-280 (Espey Mfg and Electronics Corp).

What NSN replaces 5930-00-248-3381?

There are 4 known substitutes for 5930-00-248-3381: 2940-00-430-4719, 5130-01-057-5639, 6615-01-159-9149 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-280?

Key specifications for 12-280: Nonturn Device Radius: 0.531 INCHES NOMINAL AT 10:00 OCLOCK IN; Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Individual Section Quantity: 1. 21 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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