PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100538Switch,thermostatic

General Pump Inc · NSN 5930-01-668-5980 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-668-5980 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-668-5980. Primary manufacturer part number: 100538.
Features
  • Switch,thermostatic — FSC 5930
  • Bulb Length: 95.0 MILLIMETERS NOMINAL MM
  • Capillary Tube Length: 60.0 INCHES NOMINAL IN
  • Body Length: 48.0 MILLIMETERS NOMINAL MM
  • Operating Temp Rating: 86.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
  • Bulb Diameter: 6.5 MILLIMETERS NOMINAL MM
  • Temp Sensing Element Type: CAPILLARY TUBE
  • Body Height: 29.5 MILLIMETERS NOMINAL MM
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-01-668-5980, 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 General Pump Inc. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-668-5980
Primary Part Number100538
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerGeneral Pump Inc
StatusACTIVE
Bulb Length95.0 MILLIMETERS NOMINAL MM
Capillary Tube Length60.0 INCHES NOMINAL IN
Body Length48.0 MILLIMETERS NOMINAL MM
Operating Temp Rating86.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
Bulb Diameter6.5 MILLIMETERS NOMINAL MM
Temp Sensing Element TypeCAPILLARY TUBE
Body Height29.5 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-004-7585919483-7 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
4820-00-262-875700537-20 INTERCHANGEABLE
Valve,check
Kidde Fire Fighting, Inc. Div National Foam
2520-01-107-4089100538 INTERCHANGEABLE
Universal Joint,vehicular
Komatsu America Corporation
Cross-Reference Index
Part NumberManufacturer
100538B General Pump Inc (USA)
100538 PRIMARY General Pump Inc (USA)
Related Parts
5950-00-004-7585INTERCHANGEABLE
COIL,RADIO FREQUENCY
919483-7
4820-00-262-8757INTERCHANGEABLE
VALVE,CHECK
00537-20
2520-01-107-4089INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
100538

Frequently Asked Questions

What is NSN 5930-01-668-5980?

NSN 5930-01-668-5980 is a Switch,thermostatic, manufactured by General Pump Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-668-5980?

NSN 5930-01-668-5980 has 2 cross-referenced part numbers: 100538B (General Pump Inc), 100538 (General Pump Inc).

What NSN replaces 5930-01-668-5980?

There are 3 known substitutes for 5930-01-668-5980: 5950-00-004-7585, 4820-00-262-8757, 2520-01-107-4089. Verify interchangeability with system specifications before substitution.

What are the specifications of 100538?

Key specifications for 100538: End Item Identification: SONAR TA TICA; Bulb Length: 95.0 MILLIMETERS NOMINAL MM; Capillary Tube Length: 60.0 INCHES NOMINAL IN; Body Length: 48.0 MILLIMETERS NOMINAL MM. 12 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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