PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40064-402Valve,regulating,temperature

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-262-3204 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-262-3204 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-262-3204. Primary manufacturer part number: 40064-402.
Features
  • Valve,regulating,temperature — FSC 4820
  • Nondefinitive Spec/std Data: 2 TYPE AND A DESIGN AND 250LB SERIES AND 2 CLASS LBS
  • Capillary Tube Length: 120.000 INCHES NOMINAL IN
  • Two-Way Valve Action: REVERSE ACTING
  • Flow Control Device: DOUBLE SEATED
  • First End Style Designator: SOCKET W/BRAZING RING
  • Temp Adjustability: ADJUSTABLE
  • Material: STEEL CORROSION RESISTING STEM
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Stem construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-262-3204, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-262-3204
Primary Part Number40064-402
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Nondefinitive Spec/std Data2 TYPE AND A DESIGN AND 250LB SERIES AND 2 CLASS LBS
Capillary Tube Length120.000 INCHES NOMINAL IN
Two-Way Valve ActionREVERSE ACTING
Flow Control DeviceDOUBLE SEATED
First End Style DesignatorSOCKET W/BRAZING RING
Temp AdjustabilityADJUSTABLE
MaterialSTEEL CORROSION RESISTING STEM
End Connection Quantity2
Bulb Diameter1.125 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING SEAT
First End Connection TypeUNTHREADED INTERNAL TUBE
Second End Relationship with First EndIDENTICAL
Body StyleSTRAIGHT THRU
MaterialCOPPER ALLOY BODY
Thermostatic ElementLIQUID IMMERSION TYPE
First End Outside Diameter Tube Accommodated1.500 INCHES NOMINAL IN
Bulb Length12.000 INCHES NOMINAL IN
MaterialCOPPER BULB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5895-00-446-911340064 INTERCHANGEABLE
Keyer
Brantner and Associates, Inc.
5930-00-519-478340064 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5120-00-766-474740064 INTERCHANGEABLE
Puller,mechanical
Napco International Llc Dba Napco International Inc
5950-00-897-790359A6F8 INTERCHANGEABLE
Transformer,power
Naval Air Warfare Center Aircraft Div
4720-00-904-9135 INTERCHANGEABLE
Hose Assembly,nonmetallic
3040-01-027-4778B41789/A41786 INTERCHANGEABLE
Shaft Assembly,drive,adjuster
Liquid Controls, L.l.c. Div Idex Corporation
3040-01-181-572540064 INTERCHANGEABLE
Shaft,straight
Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
7240-01-541-770740064 INTERCHANGEABLE
Dispenser,drinking Water Storage
Camelbak Products, Llc Dba Camelbak
2530-01-576-9645785452213000 INTERCHANGEABLE
Cap,grease
Axis Products Inc
Cross-Reference Index
Part NumberManufacturer
40064 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40064 ASSY 40064-402 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
MIL-DTL-19772 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
40064-402 PRIMARY 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
Related Parts
5895-00-446-9113INTERCHANGEABLE
KEYER
40064
5930-00-519-4783INTERCHANGEABLE
SWITCH,PRESSURE
40064
5120-00-766-4747INTERCHANGEABLE
PULLER,MECHANICAL
40064
5950-00-897-7903INTERCHANGEABLE
TRANSFORMER,POWER
59A6F8
4720-00-904-9135INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
3040-01-027-4778INTERCHANGEABLE
SHAFT ASSEMBLY,DRIVE,ADJUSTER
B41789/A41786
3040-01-181-5725INTERCHANGEABLE
SHAFT,STRAIGHT
40064
7240-01-541-7707INTERCHANGEABLE
DISPENSER,DRINKING WATER STORAGE
40064
2530-01-576-9645INTERCHANGEABLE
CAP,GREASE
785452213000

Frequently Asked Questions

What is NSN 4820-01-262-3204?

NSN 4820-01-262-3204 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 4820-01-262-3204?

NSN 4820-01-262-3204 has 5 cross-referenced part numbers: 40064 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40064 ASSY 40064-402 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), MIL-DTL-19772 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 40064-402 (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).

What NSN replaces 4820-01-262-3204?

There are 9 known substitutes for 4820-01-262-3204: 5895-00-446-9113, 5930-00-519-4783, 5120-00-766-4747 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40064-402?

Key specifications for 40064-402: Nondefinitive Spec/std Data: 2 TYPE AND A DESIGN AND 250LB SERIES AND 2 CLASS LBS; Capillary Tube Length: 120.000 INCHES NOMINAL IN; Two-Way Valve Action: REVERSE ACTING; Flow Control Device: DOUBLE SEATED. 19 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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