PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3100-91-1Switch,thermostatic

Honeywell International Inc. Dba Honeywell Div Sensing and Control · NSN 5930-00-644-3219 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-644-3219 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-644-3219. Primary manufacturer part number: 3100-91-1.
Features
  • Switch,thermostatic — FSC 5930
  • Contact Action Stimulus: INCREASE
  • Mounting Facility Pattern: TWO POSITION IN-LINE
  • Distance Between Mounting Facility Centers: 1.812 INCHES NOMINAL IN
  • Temp Sensing Element Type: INTERNAL SENSOR
  • Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
  • Media for Which Designed: GAS OR LIQUID
  • Contact Voltage Rating in Volts: 115.0 AC AT SEA LEVEL SINGLE VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-644-3219, 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 Honeywell International Inc. Dba Honeywell Div Sensing and Control. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-644-3219
Primary Part Number3100-91-1
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell Div Sensing and Control
StatusACTIVE
Contact Action StimulusINCREASE
Mounting Facility PatternTWO POSITION IN-LINE
Distance Between Mounting Facility Centers1.812 INCHES NOMINAL IN
Temp Sensing Element TypeINTERNAL SENSOR
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Media for Which DesignedGAS OR LIQUID
Contact Voltage Rating in Volts115.0 AC AT SEA LEVEL SINGLE VOLTAGE
Body Diameter1.234 INCHES NOMINAL IN
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Contact Stimulus Rating75.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 60.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL IN
Style DesignatorDISC W/FLANGE
Body Height0.688 INCHES NOMINAL IN
Terminal TypeTAB, SOLDER LUG
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Mounting MethodFLANGE AND UNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3441-00-028-3605HD INTERCHANGEABLE
Forming Machine,sheet Metal,brak
Tce Corporation
4520-00-232-7392 INTERCHANGEABLE
Ductboard,fiberglass
6135-00-299-6918 INTERCHANGEABLE
Battery,nonrechargeable
3740-00-375-915412280 GRIZZLY PDS INTERCHANGEABLE
Fog Generator,insecticidal
Clarke Mosquito Control Products, Inc. Dba Clarke Environmental Mosquito Management Inc
4820-01-032-5786538-0600-01 INTERCHANGEABLE
Valve,angle
Hale Products, Inc.
6135-01-486-6162E625G INTERCHANGEABLE
Battery,nonrechargeable
Eveready Battery Co Inc
Cross-Reference Index
Part NumberManufacturer
3100-91-1 Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA)
267-0026-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
C4391-8-101 Sensata Technologies, Inc. Div Sensata Attleboro (USA)
HD Therm-O-Disc Incorporated (USA)
Related Parts
3441-00-028-3605INTERCHANGEABLE
FORMING MACHINE,SHEET METAL,BRAK
HD
4520-00-232-7392INTERCHANGEABLE
DUCTBOARD,FIBERGLASS
6135-00-299-6918INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
3740-00-375-9154INTERCHANGEABLE
FOG GENERATOR,INSECTICIDAL
12280 GRIZZLY PDS
4820-01-032-5786INTERCHANGEABLE
VALVE,ANGLE
538-0600-01
6135-01-486-6162INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
E625G

Frequently Asked Questions

What is NSN 5930-00-644-3219?

NSN 5930-00-644-3219 is a Switch,thermostatic, manufactured by Honeywell International Inc. Dba Honeywell Div Sensing and Control, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-644-3219?

NSN 5930-00-644-3219 has 4 cross-referenced part numbers: 3100-91-1 (Honeywell International Inc. Dba Honeywell Div Sensing and Control), 267-0026-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), C4391-8-101 (Sensata Technologies, Inc. Div Sensata Attleboro), HD (Therm-O-Disc Incorporated).

What NSN replaces 5930-00-644-3219?

There are 6 known substitutes for 5930-00-644-3219: 3441-00-028-3605, 4520-00-232-7392, 6135-00-299-6918 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3100-91-1?

Key specifications for 3100-91-1: Contact Action Stimulus: INCREASE; Mounting Facility Pattern: TWO POSITION IN-LINE; Distance Between Mounting Facility Centers: 1.812 INCHES NOMINAL IN; Temp Sensing Element Type: INTERNAL SENSOR. 19 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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