PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50002-02Regulator,thermostatic Temperatu

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-063-3877 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-063-3877 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-063-3877. Primary manufacturer part number: 50002-02.
Features
  • Regulator,thermostatic Temperatu — FSC 4820
  • Operating Temp Rating: 60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
  • Thermostat Type: BELLOWS
  • Usage Design: CONTROL VALVE FLOW
  • Bulb Diameter: 0.750 INCHES NOMINAL IN
  • Capillary Tube Length: 180.000 INCHES NOMINAL IN
  • Valve Size for Which Designed: 2.000 INCHES IN
  • Bulb Length: 12.000 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-063-3877, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4820-01-063-3877
Primary Part Number50002-02
Item NameRegulator,thermostatic Temperatu
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Operating Temp Rating60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
Thermostat TypeBELLOWS
Usage DesignCONTROL VALVE FLOW
Bulb Diameter0.750 INCHES NOMINAL IN
Capillary Tube Length180.000 INCHES NOMINAL IN
Valve Size for Which Designed2.000 INCHES IN
Bulb Length12.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5805-00-034-0427401031 INTERCHANGEABLE
Retainer
Western Union Telegraph Co Sub of Western Union Corp
3040-01-199-782140103-1 INTERCHANGEABLE
Shaft,shouldered
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
3120-01-217-91535000202-1 INTERCHANGEABLE
Bushing,sleeve
Hamilton Sundstrand Corporation
5977-01-436-4492SE100158A INTERCHANGEABLE
Ring,electrical Contact
Conductix Inc Div Conductix Wampfler
3895-01-437-7527SE100158 INTERCHANGEABLE
Reeling Machine,cable,motor Driv
Conductix Inc Div Conductix Wampfler
3010-01-437-875620281087/A INTERCHANGEABLE
Gear Assembly,speed Decreaser
Conductix Inc Div Conductix Wampfler
Cross-Reference Index
Part NumberManufacturer
50002-02 60T90D Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40103-1 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
50002-02 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5805-00-034-0427INTERCHANGEABLE
RETAINER
401031
3040-01-199-7821INTERCHANGEABLE
SHAFT,SHOULDERED
40103-1
3120-01-217-9153INTERCHANGEABLE
BUSHING,SLEEVE
5000202-1
5977-01-436-4492INTERCHANGEABLE
RING,ELECTRICAL CONTACT
SE100158A
3895-01-437-7527INTERCHANGEABLE
REELING MACHINE,CABLE,MOTOR DRIV
SE100158
3010-01-437-8756INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
20281087/A

Frequently Asked Questions

What is NSN 4820-01-063-3877?

NSN 4820-01-063-3877 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 4820-01-063-3877?

NSN 4820-01-063-3877 has 3 cross-referenced part numbers: 50002-02 60T90D (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40103-1 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 50002-02 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-063-3877?

There are 6 known substitutes for 4820-01-063-3877: 5805-00-034-0427, 3040-01-199-7821, 3120-01-217-9153 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50002-02?

Key specifications for 50002-02: Operating Temp Rating: 60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF; Thermostat Type: BELLOWS; Usage Design: CONTROL VALVE FLOW; Bulb Diameter: 0.750 INCHES NOMINAL IN. 7 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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