PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40766-202Valve,regulating,fluid Pressure

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-546-8622 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-546-8622 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-546-8622. Primary manufacturer part number: 40766-202.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • 6 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,fluid Pressure, cataloged under National Stock Number 4820-01-546-8622, 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 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349)
Technical Specifications
ParameterValue
NSN4820-01-546-8622
Primary Part Number40766-202
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5820-00-235-4517407-662 INTERCHANGEABLE
Case,accessory Kit
Cmc Electronics Inc
3120-00-339-2614277P INTERCHANGEABLE
Bushing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5950-00-411-7592586053-1 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
1650-00-626-153240767 INTERCHANGEABLE
Parts Kit,valve Overhaul
Meggitt North Hollywood Inc
5360-00-865-684240767 INTERCHANGEABLE
Spring,helical,compression
Hdt Expeditionary Systems Inc
5305-01-053-2727 INTERCHANGEABLE
Screw,cap,hexagon Head
5962-01-089-281340767 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
4820-01-140-0530YB2310F223X1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-156-037130813079 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
4820-01-187-2090YB2310H722 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
40766-2 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40767CD ASSY 40766-202 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40766-202 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
MIL-V-2042D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
40767 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
MIL-V-2042 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5820-00-235-4517INTERCHANGEABLE
CASE,ACCESSORY KIT
407-662
3120-00-339-2614INTERCHANGEABLE
BUSHING,SLEEVE
277P
5950-00-411-7592INTERCHANGEABLE
REACTOR
586053-1
1650-00-626-1532INTERCHANGEABLE
PARTS KIT,VALVE OVERHAUL
40767
5360-00-865-6842INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40767
5305-01-053-2727INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5962-01-089-2813INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40767
4820-01-140-0530INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310F223X1
4820-01-156-0371INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30813079
4820-01-187-2090INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310H722
4820-01-213-7586INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40404-206
4820-01-230-8984INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310F723

Frequently Asked Questions

What is NSN 4820-01-546-8622?

NSN 4820-01-546-8622 is a Valve,regulating,fluid Pressure, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-546-8622?

NSN 4820-01-546-8622 has 6 cross-referenced part numbers: 40766-2 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40767CD ASSY 40766-202 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40766-202 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), MIL-V-2042D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 40767 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc) and 1 more.

What NSN replaces 4820-01-546-8622?

There are 12 known substitutes for 4820-01-546-8622: 5820-00-235-4517, 3120-00-339-2614, 5950-00-411-7592 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-546-8622 still in active supply?

NSN 4820-01-546-8622 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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