PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40206-103Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-282-4173 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-282-4173 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-282-4173. Primary manufacturer part number: 40206-103.
Features
  • Valve,regulating,temperature — FSC 4820
  • Face to Face Distance: 7.750 INCHES NOMINAL IN
  • Material: NICKEL ALLOY FLOW CONTROL DEVICE
  • Material: NICKEL ALLOY STEM
  • Flow Control Device: DISK
  • Body Style: STRAIGHT THRU
  • First End Flange Outside Diameter: 6.125 INCHES NOMINAL IN
  • Thermostatic Element: INTEGRAL W/VALVE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Flow Control Device construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-282-4173, 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 17 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-282-4173
Primary Part Number40206-103
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Face to Face Distance7.750 INCHES NOMINAL IN
MaterialNICKEL ALLOY FLOW CONTROL DEVICE
MaterialNICKEL ALLOY STEM
Flow Control DeviceDISK
Body StyleSTRAIGHT THRU
First End Flange Outside Diameter6.125 INCHES NOMINAL IN
Thermostatic ElementINTEGRAL W/VALVE
MaterialCOPPER ALLOY BODY
First End Connection TypePLAIN FACE FLANGE
First End Flange Thickness0.500 INCHES NOMINAL IN
End Connection Quantity2
Second End Relationship with First EndIDENTICAL
Two-Way Valve ActionREVERSE ACTING
First End Flange Shape StyleROUND
First End Style DesignatorSOCKET
MaterialNICKEL ALLOY SEAT
Temp AdjustabilityNOT ADJUSTABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5136-00-189-3218402290 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
2825-00-389-846540206 INTERCHANGEABLE
Valve,needle
Northrop Grumman Systems Corporation Div Marine Systems
5999-00-468-199940-206 INTERCHANGEABLE
Contact,electrical
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
5950-00-862-3555TT16116 INTERCHANGEABLE
Reactor
Torotel, Inc. Div Torotel Products, Inc.
3110-00-880-145140206 INTERCHANGEABLE
Bearing,roller,cylindrical
New Hampshire Ball Bearings Inc Div Hitech Division
4820-01-183-241950167-07 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-192-5886 INTERCHANGEABLE
Valve,regulating,temperature
5995-01-341-37544-020-6 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Advanced Circuit Systems Inc
6510-01-388-1915402-06 INTERCHANGEABLE
Pad,foam,surgical
Lifesaving Systems Llc
5999-01-439-4699 INTERCHANGEABLE
Contact,electrical
Cross-Reference Index
Part NumberManufacturer
40206-103 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40206 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5136-00-189-3218INTERCHANGEABLE
DIE,THREAD CUTTING
402290
2825-00-389-8465INTERCHANGEABLE
VALVE,NEEDLE
40206
5999-00-468-1999INTERCHANGEABLE
CONTACT,ELECTRICAL
40-206
5950-00-862-3555INTERCHANGEABLE
REACTOR
TT16116
3110-00-880-1451INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
40206
4820-01-183-2419INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
50167-07
4820-01-192-5886INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
5995-01-341-3754INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
4-020-6
6510-01-388-1915INTERCHANGEABLE
PAD,FOAM,SURGICAL
402-06
5999-01-439-4699INTERCHANGEABLE
CONTACT,ELECTRICAL
6515-01-451-1342INTERCHANGEABLE
SCREW,BONE
402-06
8415-01-541-9442INTERCHANGEABLE
JACKET,COMBAT
40206

Frequently Asked Questions

What is NSN 4820-01-282-4173?

NSN 4820-01-282-4173 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 4820-01-282-4173?

NSN 4820-01-282-4173 has 2 cross-referenced part numbers: 40206-103 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40206 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-282-4173?

There are 12 known substitutes for 4820-01-282-4173: 5136-00-189-3218, 2825-00-389-8465, 5999-00-468-1999 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40206-103?

Key specifications for 40206-103: Face to Face Distance: 7.750 INCHES NOMINAL IN; Material: NICKEL ALLOY FLOW CONTROL DEVICE; Material: NICKEL ALLOY STEM; Flow Control Device: DISK. 18 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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