PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40055-04 W/50002-33 ELMTValve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-196-9119 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-196-9119 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-196-9119. Primary manufacturer part number: 40055-04 W/50002-33 ELMT.
Features
  • Valve,regulating,temperature — FSC 4820
  • Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
  • Material: COPPER BULB
  • Material: COPPER ALLOY 922 BODY
  • First End Style Designator: SOCKET W/BRAZING RING
  • First End Nominal Pipe Size Accommodated: 2.000 INCHES IN
  • Body Style: STRAIGHT THRU
  • Flow Control Device: DISK, PLUG TYPE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Bulb construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-196-9119, 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 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-196-9119
Primary Part Number40055-04 W/50002-33 ELMT
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Material Document and ClassificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER BULB
MaterialCOPPER ALLOY 922 BODY
First End Style DesignatorSOCKET W/BRAZING RING
First End Nominal Pipe Size Accommodated2.000 INCHES IN
Body StyleSTRAIGHT THRU
Flow Control DeviceDISK, PLUG TYPE
First End Connection TypeUNTHREADED INTERNAL PIPE
Second End Relationship with First EndIDENTICAL
Temp AdjustabilityNOT ADJUSTABLE
End Connection Quantity2
Capillary Tube Length120.000 INCHES NOMINAL IN
Thermostatic ElementLIQUID IMMERSION TYPE
Two-Way Valve ActionREVERSE ACTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5930-01-017-578160358G001 INTERCHANGEABLE
Switch,reed
Hersey Measurement Co Div of Miller Industries Inc
4820-01-196-9160383-06 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40055-04 W/50002-33 ELMT Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40055-04 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5930-01-017-5781INTERCHANGEABLE
SWITCH,REED
60358G001
4820-01-196-9160INTERCHANGEABLE
STEM,FLUID VALVE
383-06

Frequently Asked Questions

What is NSN 4820-01-196-9119?

NSN 4820-01-196-9119 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 4820-01-196-9119?

NSN 4820-01-196-9119 has 2 cross-referenced part numbers: 40055-04 W/50002-33 ELMT (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40055-04 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-196-9119?

There are 2 known substitutes for 4820-01-196-9119: 5930-01-017-5781, 4820-01-196-9160. Verify interchangeability with system specifications before substitution.

What are the specifications of 40055-04 W/50002-33 ELMT?

Key specifications for 40055-04 W/50002-33 ELMT: Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY; Material: COPPER BULB; Material: COPPER ALLOY 922 BODY; First End Style Designator: SOCKET W/BRAZING RING. 14 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