PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17121Switch,thermostatic

Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems · NSN 5930-00-060-1791 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-060-1791 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-060-1791. Primary manufacturer part number: 17121.
Features
  • Switch,thermostatic — FSC 5930
  • Overall Diameter: 0.625 INCHES NOMINAL IN
  • Operating Temp Rating: -100.0 FAHRENHEIT MINIMUM AND 100.0 FAHRENHEIT MAXIMUM DEGF
  • Temp Sensing Element Type: INTERNAL SENSOR
  • Contact Stimulus Rating: 1.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
  • Contact Load Current Rating: 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
  • Contact Adjustability: ACTUATION POINT ADJUSTABLE
  • Contact Voltage Rating in Volts: 230.0 AC AT SEA LEVEL FIRST VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-060-1791, 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 Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-060-1791
Primary Part Number17121
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerKidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems
StatusCANCELLED
Overall Diameter0.625 INCHES NOMINAL IN
Operating Temp Rating-100.0 FAHRENHEIT MINIMUM AND 100.0 FAHRENHEIT MAXIMUM DEGF
Temp Sensing Element TypeINTERNAL SENSOR
Contact Stimulus Rating1.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT ADJUSTABLE
Contact Voltage Rating in Volts230.0 AC AT SEA LEVEL FIRST VOLTAGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED
Contact Voltage Rating in Volts230.0 DC AT SEA LEVEL SECOND VOLTAGE
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Adjustment Range-100.00 TO 100.00 ACTUATION POINT DEGREES FAHRENHEIT
Contact Action StimulusINCREASE
Thread Quantity Per Inch14 SINGLE PRESSURE CONNECTION
Mounting MethodIMMERSION WELL
Terminal TypeWIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-012-42361882335 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
3040-00-083-684317121 INTERCHANGEABLE
Cam,control
Grimes Aerospace Company
4730-00-142-2075365957 INTERCHANGEABLE
Nipple,tube
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5210-00-195-9531823A INTERCHANGEABLE
Caliper,micrometer,inside
L.s. Starrett Company (the) Div Tool Division
5340-00-329-18601041 INTERCHANGEABLE
Band,retaining
V I J Corp Div National Utilities Company
5820-00-404-2997SC-B-25296 INTERCHANGEABLE
Plate,reinforcing
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6645-00-411-1130 INTERCHANGEABLE
Retainer,shaft
5999-00-459-574317S12-3 INTERCHANGEABLE
Retainer,printed Ci
Schroff Inc
5930-00-760-0494516423 INTERCHANGEABLE
Switch,thermostatic
Instruments and Flight Research, Inc.
5935-00-895-9870GA800B3E INTERCHANGEABLE
Adapter,connector
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
17121 PRIMARY Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA)
17101-0 Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA)
Related Parts
5950-00-012-4236INTERCHANGEABLE
TRANSFORMER,POWER
1882335
3040-00-083-6843INTERCHANGEABLE
CAM,CONTROL
17121
4730-00-142-2075INTERCHANGEABLE
NIPPLE,TUBE
365957
5210-00-195-9531INTERCHANGEABLE
CALIPER,MICROMETER,INSIDE
823A
5340-00-329-1860INTERCHANGEABLE
BAND,RETAINING
1041
5820-00-404-2997INTERCHANGEABLE
PLATE,REINFORCING
SC-B-25296
6645-00-411-1130INTERCHANGEABLE
RETAINER,SHAFT
5999-00-459-5743INTERCHANGEABLE
RETAINER,PRINTED CI
17S12-3
5930-00-760-0494INTERCHANGEABLE
SWITCH,THERMOSTATIC
516423
5935-00-895-9870INTERCHANGEABLE
ADAPTER,CONNECTOR
GA800B3E
1660-00-929-3304INTERCHANGEABLE
HEAT EXCHANGER,AIR TO AIR,AIRCRA
5998-01-146-9490INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
17121

Frequently Asked Questions

What is NSN 5930-00-060-1791?

NSN 5930-00-060-1791 is a Switch,thermostatic, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-060-1791?

NSN 5930-00-060-1791 has 2 cross-referenced part numbers: 17121 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems), 17101-0 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).

What NSN replaces 5930-00-060-1791?

There are 12 known substitutes for 5930-00-060-1791: 5950-00-012-4236, 3040-00-083-6843, 4730-00-142-2075 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17121?

Key specifications for 17121: Overall Diameter: 0.625 INCHES NOMINAL IN; Operating Temp Rating: -100.0 FAHRENHEIT MINIMUM AND 100.0 FAHRENHEIT MAXIMUM DEGF; Temp Sensing Element Type: INTERNAL SENSOR; Contact Stimulus Rating: 1.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-060-1791 still in active supply?

NSN 5930-00-060-1791 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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