PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40173-811Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-682-5295 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-682-5295 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-682-5295. Primary manufacturer part number: 40173-811.
Features
  • Valve,regulating,temperature — FSC 4820
  • 3 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
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-682-5295, 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. 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.

Catalog Facts
Item NameValve,regulating,temperature
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN4820-01-682-5295
Primary Part Number40173-811
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5340-00-528-450540158 INTERCHANGEABLE
Spring
Trw Inc Trw Commercial Steering Div
5330-00-842-8275648697 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5950-01-135-12805347545 INTERCHANGEABLE
Transformer,power
Naval Sea Systems Command
4820-01-232-2487679812 INTERCHANGEABLE
Valve,safety Relief
Facet (oklahoma) Llc
5999-01-371-555240173 INTERCHANGEABLE
Shielding Gasket,electronic
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
4140-01-435-2590 INTERCHANGEABLE
Fan,centrifugal
Cross-Reference Index
Part NumberManufacturer
40173-811 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40173 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40173/SHEET 1 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5340-00-528-4505INTERCHANGEABLE
SPRING
40158
5330-00-842-8275INTERCHANGEABLE
GASKET
648697
5950-01-135-1280INTERCHANGEABLE
TRANSFORMER,POWER
5347545
4820-01-232-2487INTERCHANGEABLE
VALVE,SAFETY RELIEF
679812
5999-01-371-5552INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
40173
4140-01-435-2590INTERCHANGEABLE
FAN,CENTRIFUGAL

Frequently Asked Questions

What is NSN 4820-01-682-5295?

NSN 4820-01-682-5295 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 4820-01-682-5295?

NSN 4820-01-682-5295 has 3 cross-referenced part numbers: 40173-811 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40173 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40173/SHEET 1 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-682-5295?

There are 6 known substitutes for 4820-01-682-5295: 5340-00-528-4505, 5330-00-842-8275, 5950-01-135-1280 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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