PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40066-202Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-329-9869 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-329-9869 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-329-9869. Primary manufacturer part number: 40066-202.
Features
  • Valve,regulating,temperature — FSC 4820
  • Material: COPPER ALLOY BODY
  • End Connection Quantity: 2
  • Material: COPPER ALLOY STEM
  • Temp Adjustability: ADJUSTABLE
  • Body Style: STRAIGHT THRU
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-329-9869, 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 5 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-329-9869
Primary Part Number40066-202
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialCOPPER ALLOY BODY
End Connection Quantity2
MaterialCOPPER ALLOY STEM
Temp AdjustabilityADJUSTABLE
Body StyleSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-627-3995 INTERCHANGEABLE
Valve,safety Relief
5815-01-027-9622400662 INTERCHANGEABLE
Type Pallet
Telemechanics Inc
4820-01-331-875040066-201 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
3120-01-546-5478146-13 INTERCHANGEABLE
Bushing,sleeve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-546-656640066-2 REVA SH2 FIND1 50149-09 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40066-202 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40066-2 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4820-00-627-3995INTERCHANGEABLE
VALVE,SAFETY RELIEF
5815-01-027-9622INTERCHANGEABLE
TYPE PALLET
400662
4820-01-331-8750INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40066-201
3120-01-546-5478INTERCHANGEABLE
BUSHING,SLEEVE
146-13
4820-01-546-6566INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
40066-2 REVA SH2 FIND1 50149-09

Frequently Asked Questions

What is NSN 4820-01-329-9869?

NSN 4820-01-329-9869 is a Valve,regulating,temperature, 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 4820-01-329-9869?

NSN 4820-01-329-9869 has 2 cross-referenced part numbers: 40066-202 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40066-2 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-329-9869?

There are 5 known substitutes for 4820-01-329-9869: 4820-00-627-3995, 5815-01-027-9622, 4820-01-331-8750 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40066-202?

Key specifications for 40066-202: Material: COPPER ALLOY BODY; End Connection Quantity: 2; Material: COPPER ALLOY STEM; Temp Adjustability: ADJUSTABLE. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com