PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50002-42Regulator,thermostatic Temperatu

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-237-1811 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-237-1811 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-237-1811. Primary manufacturer part number: 50002-42.
Features
  • Regulator,thermostatic Temperatu — FSC 4820
  • Capillary Tube Length: 216.000 INCHES NOMINAL IN
  • Usage Design: CONTROL VALVE FLOW
  • Bulb Diameter: 1.125 INCHES NOMINAL IN
  • Bulb Length: 12.000 INCHES NOMINAL IN
  • Operating Temp Rating: 55.0 FAHRENHEIT MINIMUM AND 85.0 FAHRENHEIT MAXIMUM DEGF
  • Thermostat Type: BULB
  • 1 verified cross-reference
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-237-1811, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 6 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-237-1811
Primary Part Number50002-42
Item NameRegulator,thermostatic Temperatu
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Capillary Tube Length216.000 INCHES NOMINAL IN
Usage DesignCONTROL VALVE FLOW
Bulb Diameter1.125 INCHES NOMINAL IN
Bulb Length12.000 INCHES NOMINAL IN
Operating Temp Rating55.0 FAHRENHEIT MINIMUM AND 85.0 FAHRENHEIT MAXIMUM DEGF
Thermostat TypeBULB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
9330-00-724-6175SWT1-4 INTERCHANGEABLE
Tubing,plastic,spiral Wrap
Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa
6140-01-485-2427PRC1290XR INTERCHANGEABLE
Battery,storage
Power Battery Co Inc
Cross-Reference Index
Part NumberManufacturer
50002-42 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
9330-00-724-6175INTERCHANGEABLE
TUBING,PLASTIC,SPIRAL WRAP
SWT1-4
6140-01-485-2427INTERCHANGEABLE
BATTERY,STORAGE
PRC1290XR

Frequently Asked Questions

What is NSN 4820-01-237-1811?

NSN 4820-01-237-1811 is a Regulator,thermostatic Temperatu, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-237-1811?

NSN 4820-01-237-1811 has 1 cross-referenced part number: 50002-42 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-237-1811?

There are 2 known substitutes for 4820-01-237-1811: 9330-00-724-6175, 6140-01-485-2427. Verify interchangeability with system specifications before substitution.

What are the specifications of 50002-42?

Key specifications for 50002-42: Capillary Tube Length: 216.000 INCHES NOMINAL IN; Usage Design: CONTROL VALVE FLOW; Bulb Diameter: 1.125 INCHES NOMINAL IN; Bulb Length: 12.000 INCHES NOMINAL IN. 6 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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