PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

36T21S3778Switch,thermostatic

Therm-O-Disc Incorporated · NSN 5930-00-674-8714 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-674-8714 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-674-8714. Primary manufacturer part number: 36T21S3778.
Features
  • Switch,thermostatic — FSC 5930
  • Mounting Method: FLANGE
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
  • Contact Stimulus Rating: 150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
  • Contact Voltage Rating in Volts: 240.0 AC AT SEA LEVEL SECOND VOLTAGE
  • Contact Voltage Rating in Volts: 120.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE
  • Contact Load Current Rating: 4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-674-8714, 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 Therm-O-Disc Incorporated. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-674-8714
Primary Part Number36T21S3778
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerTherm-O-Disc Incorporated
StatusACTIVE
Mounting MethodFLANGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Stimulus Rating150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact Voltage Rating in Volts240.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Load Current Rating4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Voltage Rating in Volts12.0 DC AT SEA LEVEL THIRD VOLTAGE
Contact Voltage Rating in Volts115.0 DC AT SEA LEVEL FOURTH VOLTAGE
Contact Action StimulusINCREASE
Temp Sensing Element TypeINTERNAL SENSOR
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE
Terminal TypeSCREW
Contact Load Current Rating0.6 AMPERES RESISTIVE LOAD FOURTH VOLTAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
2815-00-085-5580260336 INTERCHANGEABLE
Manifold,exhaust
Brinkley Technology Group Llc Dba Hercules Manufacturing
4810-00-735-4984260336 INTERCHANGEABLE
Parts Kit,valve
Parker Hannifin Corporation Div Hydraulic Systems Division
6115-00-956-6926 INTERCHANGEABLE
Regulator Assembly
5330-01-133-8490430360C1 INTERCHANGEABLE
Gasket
Navistar Intl Corp Truck Br Ohio Plant
5945-01-175-23890260-0336 INTERCHANGEABLE
Relay,reed
Fluke Biomedical Corporation
2530-01-368-9678110360 INTERCHANGEABLE
Valve,relay,air Pressure
Heil Trailer International Llc
6515-01-599-3855110360 INTERCHANGEABLE
Nail,bone
Sign Fracture Care International Dba Sign
6625-01-657-9009IEVR-BB-8-32 INTERCHANGEABLE
Voltmeter
Kus Usa, Inc. Dba Kus
2530-01-671-7187110360 INTERCHANGEABLE
Valve,relay,air Pressure
Sealco Air Controls Inc
Cross-Reference Index
Part NumberManufacturer
430-360 Essex Group Inc Controls Div Lexington Plant
260-0336-00 Credence Systems Corp (USA)
20700L63-328 Texas Instruments Inc Metallurgical Materials Div (USA)
SE11S6341 Therm-O-Disc Incorporated (USA)
260-336 Tektronix, Inc. (USA)
110360 Essex Group Inc Controls Div Lexington Plant
36T21S3778 PRIMARY Therm-O-Disc Incorporated (USA)
260-0336-00 Tektronix, Inc. (USA)
Related Parts
2815-00-085-5580INTERCHANGEABLE
MANIFOLD,EXHAUST
260336
4810-00-735-4984INTERCHANGEABLE
PARTS KIT,VALVE
260336
6115-00-956-6926INTERCHANGEABLE
REGULATOR ASSEMBLY
5330-01-133-8490INTERCHANGEABLE
GASKET
430360C1
5945-01-175-2389INTERCHANGEABLE
RELAY,REED
0260-0336
2530-01-368-9678INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
110360
6515-01-599-3855INTERCHANGEABLE
NAIL,BONE
110360
6625-01-657-9009INTERCHANGEABLE
VOLTMETER
IEVR-BB-8-32
2530-01-671-7187INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
110360

Frequently Asked Questions

What is NSN 5930-00-674-8714?

NSN 5930-00-674-8714 is a Switch,thermostatic, manufactured by Therm-O-Disc Incorporated, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-674-8714?

NSN 5930-00-674-8714 has 8 cross-referenced part numbers: 430-360 (Essex Group Inc Controls Div Lexington Plant), 260-0336-00 (Credence Systems Corp), 20700L63-328 (Texas Instruments Inc Metallurgical Materials Div), SE11S6341 (Therm-O-Disc Incorporated), 260-336 (Tektronix, Inc.) and 3 more.

What NSN replaces 5930-00-674-8714?

There are 9 known substitutes for 5930-00-674-8714: 2815-00-085-5580, 4810-00-735-4984, 6115-00-956-6926 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 36T21S3778?

Key specifications for 36T21S3778: Mounting Method: FLANGE; Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION; Contact Stimulus Rating: 150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT; Contact Voltage Rating in Volts: 240.0 AC AT SEA LEVEL SECOND VOLTAGE. 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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