PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40175-101Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-327-8336 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-327-8336 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-327-8336. Primary manufacturer part number: 40175-101.
Features
  • Valve,regulating,temperature — FSC 4820
  • First End Style Designator: RECESSED
  • Flow Control Device: PISTON, TOP GUIDED
  • First End Bolt Hole Diameter: 0.562 INCHES NOMINAL IN
  • First End Bolt Circle Diameter: 4.438 INCHES NOMINAL IN
  • Third End Relationship with Preceding Ends: IDENTICAL WITH FIRST END
  • Body Style: TEE
  • First End Flange Shape Style: ROUND W/ BOLT HOLES
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 4820-01-327-8336, 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
NSN4820-01-327-8336
Primary Part Number40175-101
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
First End Style DesignatorRECESSED
Flow Control DevicePISTON, TOP GUIDED
First End Bolt Hole Diameter0.562 INCHES NOMINAL IN
First End Bolt Circle Diameter4.438 INCHES NOMINAL IN
Third End Relationship with Preceding EndsIDENTICAL WITH FIRST END
Body StyleTEE
First End Flange Shape StyleROUND W/ BOLT HOLES
MaterialCOPPER ALLOY BODY
Face to Face Distance7.000 INCHES NOMINAL IN
Furnished ItemsADJUSTMENT STEM AND BONNET
MaterialSTEEL CORROSION RESISTING STEM
MaterialCOPPER ALLOY SEAT
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
Second End Relationship with First EndIDENTICAL
End Connection Quantity3
Temp Rating80.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
First End Connection TypeRECESSED FLANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3455-00-194-055858-10076 INTERCHANGEABLE
Cutter,milling,side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5840-00-217-692540214 INTERCHANGEABLE
Angle,curbside,inne
L3harris Technologies, Inc Div Space & Airborne Systems
4820-00-287-45643303945 INTERCHANGEABLE
Valve,angle
Hatch & Kirk, Inc.
4820-00-306-143740214 INTERCHANGEABLE
Valve,flow Control
Northrop Grumman Systems Corporation Div Marine Systems
1650-00-351-57134017510-1 INTERCHANGEABLE
Tube,bleed,control
Textron Aviation Inc
5999-00-763-416904-0402-0214 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
6645-01-176-243040214 INTERCHANGEABLE
Timer,switch
L & R Manufacturing Company
5962-01-225-674340214 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5360-01-308-775040214 INTERCHANGEABLE
Spring,dental Grinding and Polis
Bell Intl Inc
5315-01-387-3700 INTERCHANGEABLE
Square Key
Cross-Reference Index
Part NumberManufacturer
40175-101 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40214 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3455-00-194-0558INTERCHANGEABLE
CUTTER,MILLING,SIDE
58-10076
5840-00-217-6925INTERCHANGEABLE
ANGLE,CURBSIDE,INNE
40214
4820-00-287-4564INTERCHANGEABLE
VALVE,ANGLE
3303945
4820-00-306-1437INTERCHANGEABLE
VALVE,FLOW CONTROL
40214
1650-00-351-5713INTERCHANGEABLE
TUBE,BLEED,CONTROL
4017510-1
5999-00-763-4169INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
04-0402-0214
6645-01-176-2430INTERCHANGEABLE
TIMER,SWITCH
40214
5962-01-225-6743INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40214
5360-01-308-7750INTERCHANGEABLE
SPRING,DENTAL GRINDING AND POLIS
40214
5315-01-387-3700INTERCHANGEABLE
SQUARE KEY
6515-01-451-1346INTERCHANGEABLE
SCREW,BONE
402-14
2510-01-601-9007INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
4021-4

Frequently Asked Questions

What is NSN 4820-01-327-8336?

NSN 4820-01-327-8336 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 4820-01-327-8336?

NSN 4820-01-327-8336 has 2 cross-referenced part numbers: 40175-101 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40214 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-327-8336?

There are 12 known substitutes for 4820-01-327-8336: 3455-00-194-0558, 5840-00-217-6925, 4820-00-287-4564 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40175-101?

Key specifications for 40175-101: First End Style Designator: RECESSED; Flow Control Device: PISTON, TOP GUIDED; First End Bolt Hole Diameter: 0.562 INCHES NOMINAL IN; First End Bolt Circle Diameter: 4.438 INCHES NOMINAL IN. 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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