PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

770-1Switch,inertia

Emerson Electric Co White Rodgers Co Div · NSN 5930-01-155-1248 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-155-1248 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-155-1248. Primary manufacturer part number: 770-1.
Features
  • Switch,inertia — FSC 5930
  • Contact Action Stimulus: INCREASE
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Unthreaded Mounting Hole Diameter: 0.120 INCHES NOMINAL IN
  • Body Length: 4.000 INCHES NOMINAL IN
  • Contact Adjustment Range: +0.07 TO 12.00 ACTUATION POINT KNOTS AND +0.07 TO 12.00 DEACTUATION POINT KNOTS
  • Style Designator: RECTANGULAR W/MOUNTING LUGS
  • Contact Voltage Rating in Volts: 277.0 AC AT SEA LEVEL SECOND VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,inertia, cataloged under National Stock Number 5930-01-155-1248, 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 Emerson Electric Co White Rodgers Co Div. Government technical data includes 19 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-155-1248
Primary Part Number770-1
Item NameSwitch,inertia
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerEmerson Electric Co White Rodgers Co Div
StatusACTIVE
Contact Action StimulusINCREASE
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Unthreaded Mounting Hole Diameter0.120 INCHES NOMINAL IN
Body Length4.000 INCHES NOMINAL IN
Contact Adjustment Range+0.07 TO 12.00 ACTUATION POINT KNOTS AND +0.07 TO 12.00 DEACTUATION POINT KNOTS
Style DesignatorRECTANGULAR W/MOUNTING LUGS
Contact Voltage Rating in Volts277.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT ADJUSTABLE AND DEACTUATION POINT ADJUSTABLE
Contact Load Current Rating1.07 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Adjustment TypeEXTERNAL ACTUATION POINT KNOB AND EXTERNAL DEACTUATION POINT KNOB
Distance Between Mounting Facility Centers2.875 INCHES NOMINAL IN
Operating Temp Rating-40.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM DEGF
Mounting Facility PatternTWO POSITION IN-LINE
Body Height1.250 INCHES NOMINAL IN
Terminal TypeSCREW
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Contact Load Current Rating2.5 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Features ProvidedELECTRICAL ACCESS PORT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4520-00-131-1358770-1 INTERCHANGEABLE
Heating Element,electrical,nonim
Hotstart Sales, Llc
5940-00-231-94837701 INTERCHANGEABLE
Post,binding,electrical
Eby Group, Llc, the Dba Eby Company Div Eby Company
4420-00-360-21268502122 INTERCHANGEABLE
Core Assembly,fluid Cooler
General Motors Corp
6145-00-401-24047701 INTERCHANGEABLE
Wire,electrical
Belden Wire and Cable Co Wire and Cable Office
5975-00-426-8755MFL-75 INTERCHANGEABLE
Elbow,electrical Conduit
Egs Electrical Group Appleton Div
2920-00-960-0482 INTERCHANGEABLE
Regulator,engine Generator
5945-00-998-2814 INTERCHANGEABLE
Solenoid,electrical
5970-01-101-3968242 3/4IN INTERCHANGEABLE
Tape,insulation,electrical
Nitto, Inc.
5998-01-123-4026 INTERCHANGEABLE
Circuit Card Assembly
5315-01-127-3647XB-770-1 INTERCHANGEABLE
Pin,cotter
Saf-Holland, Inc.
Cross-Reference Index
Part NumberManufacturer
770-1 PRIMARY Emerson Electric Co White Rodgers Co Div (USA)
Related Parts
4520-00-131-1358INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
770-1
5940-00-231-9483INTERCHANGEABLE
POST,BINDING,ELECTRICAL
7701
4420-00-360-2126INTERCHANGEABLE
CORE ASSEMBLY,FLUID COOLER
8502122
6145-00-401-2404INTERCHANGEABLE
WIRE,ELECTRICAL
7701
5975-00-426-8755INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
MFL-75
2920-00-960-0482INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
5945-00-998-2814INTERCHANGEABLE
SOLENOID,ELECTRICAL
5970-01-101-3968INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
242 3/4IN
5998-01-123-4026INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5315-01-127-3647INTERCHANGEABLE
PIN,COTTER
XB-770-1
6240-01-257-5697INTERCHANGEABLE
LAMP,INCANDESCENT
2030-01-361-7430INTERCHANGEABLE
CONSOLE,BRIDGE CONTROL
770-1

Frequently Asked Questions

What is NSN 5930-01-155-1248?

NSN 5930-01-155-1248 is a Switch,inertia, manufactured by Emerson Electric Co White Rodgers Co Div, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-155-1248?

NSN 5930-01-155-1248 has 1 cross-referenced part number: 770-1 (Emerson Electric Co White Rodgers Co Div).

What NSN replaces 5930-01-155-1248?

There are 12 known substitutes for 5930-01-155-1248: 4520-00-131-1358, 5940-00-231-9483, 4420-00-360-2126 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 770-1?

Key specifications for 770-1: Contact Action Stimulus: INCREASE; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Unthreaded Mounting Hole Diameter: 0.120 INCHES NOMINAL IN; Body Length: 4.000 INCHES NOMINAL IN. 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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