PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40063-4 ASSEMBLY 40063-409Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-359-6515 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-359-6515 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-359-6515. Primary manufacturer part number: 40063-4 ASSEMBLY 40063-409.
Features
  • Valve,regulating,temperature — FSC 4820
  • End Connection Quantity: 2
  • Specification/standard Data: 81349-MIL-V-19772 GOVERNMENT SPECIFICATION
  • Material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS AND 250 SERIES AND A STYLE
  • Material: COPPER ALLOY 922 BODY
  • Material: STEEL CORROSION RESISTING SEAT
  • Material: COPPER ALLOY BULB
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Flow Control Device construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-359-6515, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-359-6515
Primary Part Number40063-4 ASSEMBLY 40063-409
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
End Connection Quantity2
Specification/standard Data81349-MIL-V-19772 GOVERNMENT SPECIFICATION
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS AND 250 SERIES AND A STYLE
MaterialCOPPER ALLOY 922 BODY
MaterialSTEEL CORROSION RESISTING SEAT
MaterialCOPPER ALLOY BULB
MaterialSTEEL CORROSION RESISTING STEM
Material Document and ClassificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
Bulb Diameter1.125 INCHES NOMINAL IN
Mounting FacilityCLAMP
Capillary Tube Length360.000 INCHES NOMINAL IN
Temp AdjustabilityADJUSTABLE
Two-Way Valve ActionREVERSE ACTING
Flow Control DeviceDISK
Thermostatic ElementLIQUID IMMERSION TYPE
First End Style DesignatorSOCKET W/BRAZING RING
First End Outside Diameter Tube Accommodated1.250 INCHES NOMINAL IN
Temp Rating40.0 FAHRENHEIT MINIMUM AND 70.0 FAHRENHEIT MAXIMUM DEGF
First End Connection TypeUNTHREADED INTERNAL TUBE
Bulb Length12.000 INCHES NOMINAL IN
Second End Relationship with First EndIDENTICAL
Body StyleSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3030-01-015-9322400634 INTERCHANGEABLE
Belt,positive Drive
Telemechanics Inc
4820-01-215-1568249-03 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-215-1693383-05 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-215-325340063-401 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-215-8757248-03 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-304-196240063-405 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-313-542640063-406 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-477-3539CD-40700 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40063-4 ASSEMBLY 40063-409 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
MIL-V-19772 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-19772 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
40063-4 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3030-01-015-9322INTERCHANGEABLE
BELT,POSITIVE DRIVE
400634
4820-01-215-1568INTERCHANGEABLE
SEAT,VALVE
249-03
4820-01-215-1693INTERCHANGEABLE
STEM,FLUID VALVE
383-05
4820-01-215-3253INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40063-401
4820-01-215-8757INTERCHANGEABLE
SEAT,VALVE
248-03
4820-01-304-1962INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40063-405
4820-01-313-5426INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40063-406
4820-01-477-3539INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
CD-40700

Frequently Asked Questions

What is NSN 4820-01-359-6515?

NSN 4820-01-359-6515 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 4820-01-359-6515?

NSN 4820-01-359-6515 has 4 cross-referenced part numbers: 40063-4 ASSEMBLY 40063-409 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), MIL-V-19772 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-19772 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 40063-4 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-359-6515?

There are 8 known substitutes for 4820-01-359-6515: 3030-01-015-9322, 4820-01-215-1568, 4820-01-215-1693 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40063-4 ASSEMBLY 40063-409?

Key specifications for 40063-4 ASSEMBLY 40063-409: End Connection Quantity: 2; Specification/standard Data: 81349-MIL-V-19772 GOVERNMENT SPECIFICATION; Material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE; Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS AND 250 SERIES AND A STYLE. 23 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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