PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40401-408Valve,regulating,fluid Pressure

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-207-9611 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-207-9611 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-207-9611. Primary manufacturer part number: 40401-408.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • Valve Stem Design: SINGLE SEAT
  • First End Connection Type: UNTHREADED INTERNAL PIPE
  • First End Style Designator: SOCKET
  • Media for Which Designed: WATER, SALT
  • Second End Relationship with First End: IDENTICAL
  • Material: NICKEL ALLOY AND COPPER ALLOY SEAT
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy and Copper Alloy Seat construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-207-9611, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-207-9611
Primary Part Number40401-408
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusCANCELLED
Regulation TypeAUTOMATIC SINGLE STAGE
Valve Stem DesignSINGLE SEAT
First End Connection TypeUNTHREADED INTERNAL PIPE
First End Style DesignatorSOCKET
Media for Which DesignedWATER, SALT
Second End Relationship with First EndIDENTICAL
MaterialNICKEL ALLOY AND COPPER ALLOY SEAT
Valve Loading MethodSPRING
Body StyleSTRAIGHT THRU
MaterialNICKEL ALLOY STEM
Outlet Pressure Range25.0 TO 60.0 CAMERA MOUNT
First End Nominal Pipe Size Accommodated1.500 INCHES IN
Maximum Inlet Pressure RatingERR-060
Flow Control DeviceDISK
FilterNOT INCLUDED
End Connection Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-181-891230807020 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
4820-00-181-8934ASTM F 1370-2GF1B INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-00-181-8937ASTM F 1370 2KF1B INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-00-256-6546ASTM F 1370-2HF1A INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-00-892-5429ASTM F 1370-2CU1B INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-01-036-1077ASTM F1370-2JF1A INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-01-131-752230805262-3/4TYPE 436-5T60PSI INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
4820-01-147-1354ASTM F1370 2MF1B INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-01-171-6702ASTM-F1370-2HU2B INTERCHANGEABLE
Valve,regulating,fluid Pressure
American Society for Testing and Materials Dba Astm International
4820-01-213-7978406-202 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
N580 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
40401-408 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
ASTM F1370 American Society for Testing and Materials Dba Astm International (USA)
40401-402 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
ASTM F1370 2GU2B American Society for Testing and Materials Dba Astm International (USA)
30N580-25T60 PSI Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-00-181-8912INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30807020
4820-00-181-8934INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F 1370-2GF1B
4820-00-181-8937INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F 1370 2KF1B
4820-00-256-6546INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F 1370-2HF1A
4820-00-892-5429INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F 1370-2CU1B
4820-01-036-1077INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F1370-2JF1A
4820-01-131-7522INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30805262-3/4TYPE 436-5T60PSI
4820-01-147-1354INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F1370 2MF1B
4820-01-171-6702INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM-F1370-2HU2B
4820-01-213-7978INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
406-202
4820-01-269-4752INTERCHANGEABLE
SEAT,VALVE
N-580 PC 15
4820-01-354-2731INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
ASTM F 1370 2AU1A

Frequently Asked Questions

What is NSN 4820-01-207-9611?

NSN 4820-01-207-9611 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 4820-01-207-9611?

NSN 4820-01-207-9611 has 7 cross-referenced part numbers: N580 (Leslie Controls, Inc. Dba Leslie Controls Inc), 40401-408 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), ASTM F1370 (American Society for Testing and Materials Dba Astm International), 40401-402 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), MIL-V-2042 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 4820-01-207-9611?

There are 12 known substitutes for 4820-01-207-9611: 4820-00-181-8912, 4820-00-181-8934, 4820-00-181-8937 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40401-408?

Key specifications for 40401-408: Regulation Type: AUTOMATIC SINGLE STAGE; Valve Stem Design: SINGLE SEAT; First End Connection Type: UNTHREADED INTERNAL PIPE; First End Style Designator: SOCKET. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-207-9611 still in active supply?

NSN 4820-01-207-9611 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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