PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

255ASwitch,toggle

Kay Elemetrics Corporation · NSN 5930-00-504-6071 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-504-6071 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-504-6071. Primary manufacturer part number: 255A.
Features
  • Switch,toggle — FSC 5930
  • Contact Load Current Rating at Maximum Rated Voltage: 1.000 AMPERES RESISTIVE AC
  • Thread Series Designator: UNS
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
  • Mounting Method: THREADED BUSHING
  • Actuator Position-Action Relationship: UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
  • Thread Quantity Per Inch: 32
  • Nominal Thread Size: 0.469 INCHES IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,toggle, cataloged under National Stock Number 5930-00-504-6071, 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 Kay Elemetrics Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-504-6071
Primary Part Number255A
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerKay Elemetrics Corporation
StatusACTIVE
Contact Load Current Rating at Maximum Rated Voltage1.000 AMPERES RESISTIVE AC
Thread Series DesignatorUNS
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Mounting MethodTHREADED BUSHING
Actuator Position-Action RelationshipUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
Thread Quantity Per Inch32
Nominal Thread Size0.469 INCHES IN
Maximum Voltage Rating in Volts250.0 AC
Inclosure TypeFULLY INCLOSED
Actuator Height0.531 INCHES NOMINAL IN
Actuator StyleROUND
Body Height0.500 INCHES NOMINAL IN
Body StyleBUSHING MOUNT
Hazardous Locations/environmental ProtectionDUSTPROOF
Body Length1.000 INCHES NOMINAL IN
Bushing Length0.406 INCHES NOMINAL IN
Terminal Type and Quantity3 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-034-0540 INTERCHANGEABLE
Vibroground
2915-00-113-093321350 INTERCHANGEABLE
Filter,fluid
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
6685-00-126-570921350 INTERCHANGEABLE
Harness Assembly,thermocouple
Engelhard Corp Specialty Div
6625-00-155-6030 INTERCHANGEABLE
Ohmmeter
5945-00-188-5631 INTERCHANGEABLE
Relay,electromagnetic
5305-00-451-166221350 INTERCHANGEABLE
Screw,special
Dresser, Llc
9540-00-528-8742 INTERCHANGEABLE
Angle,structural
4820-01-097-983220307-1010 INTERCHANGEABLE
Cap,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
6150-01-098-891321350 INTERCHANGEABLE
Bus,conductor
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
1560-01-165-5945LE483-0003-0001 INTERCHANGEABLE
Plate,structural,aircraft
The Boeing Company Div Legacy Am&m
Cross-Reference Index
Part NumberManufacturer
255A Kay Elemetrics Corporation (USA)
21350 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
Related Parts
6625-00-034-0540INTERCHANGEABLE
VIBROGROUND
2915-00-113-0933INTERCHANGEABLE
FILTER,FLUID
21350
6685-00-126-5709INTERCHANGEABLE
HARNESS ASSEMBLY,THERMOCOUPLE
21350
6625-00-155-6030INTERCHANGEABLE
OHMMETER
5945-00-188-5631INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5305-00-451-1662INTERCHANGEABLE
SCREW,SPECIAL
21350
9540-00-528-8742INTERCHANGEABLE
ANGLE,STRUCTURAL
4820-01-097-9832INTERCHANGEABLE
CAP,VALVE
20307-1010
6150-01-098-8913INTERCHANGEABLE
BUS,CONDUCTOR
21350
1560-01-165-5945INTERCHANGEABLE
PLATE,STRUCTURAL,AIRCRAFT
LE483-0003-0001
5360-01-270-5599INTERCHANGEABLE
COIL
21350
1650-01-335-4573INTERCHANGEABLE
SHAFT,INTERNAL DRIVE
21350

Frequently Asked Questions

What is NSN 5930-00-504-6071?

NSN 5930-00-504-6071 is a Switch,toggle, manufactured by Kay Elemetrics Corporation, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-504-6071?

NSN 5930-00-504-6071 has 2 cross-referenced part numbers: 255A (Kay Elemetrics Corporation), 21350 (Cooper Industries Inc Cooper Distribution Equipment Div).

What NSN replaces 5930-00-504-6071?

There are 12 known substitutes for 5930-00-504-6071: 6625-00-034-0540, 2915-00-113-0933, 6685-00-126-5709 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 255A?

Key specifications for 255A: Contact Load Current Rating at Maximum Rated Voltage: 1.000 AMPERES RESISTIVE AC; Thread Series Designator: UNS; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT; Mounting Method: THREADED BUSHING. 18 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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