PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2354-1041ACNValve,calibrated Flow

Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division · NSN 4820-01-425-6689 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-425-6689 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-425-6689. Primary manufacturer part number: 2354-1041ACN.
Features
  • Valve,calibrated Flow — FSC 4820
  • First End Style Designator: SOCKET
  • Maximum Inlet Pressure Rating: ERR-060
  • End Connection Quantity: 2
  • Temp Rating: 160.0 FAHRENHEIT MAXIMUM DEGF
  • First End Connection Type: UNTHREADED INTERNAL PIPE
  • Body Style: STRAIGHT THRU
  • Second End Relationship with First End: IDENTICAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-425-6689, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-425-6689
Primary Part Number2354-1041ACN
Item NameValve,calibrated Flow
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRomac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
StatusACTIVE
First End Style DesignatorSOCKET
Maximum Inlet Pressure RatingERR-060
End Connection Quantity2
Temp Rating160.0 FAHRENHEIT MAXIMUM DEGF
First End Connection TypeUNTHREADED INTERNAL PIPE
Body StyleSTRAIGHT THRU
Second End Relationship with First EndIDENTICAL
Valve Discharge Flow Rate1.0 GALLONS PER MINUTE
First End Nominal Pipe Size Accommodated0.855 INCHES IN
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-058-41452354-1161 INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4310-01-236-49908823B INTERCHANGEABLE
Cylinder Sleeve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4820-01-395-73222354-1141ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-440-71172354-1101ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-440-71182354-1091ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-446-808931215 INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-450-51902354-1031ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-450-54852354-1061ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-450-54862354-1121ACN INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-467-49875871-6SK INTERCHANGEABLE
Parts Kit,valve
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
Cross-Reference Index
Part NumberManufacturer
2354-1041ACN PRIMARY Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
8823-B Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
Related Parts
4820-01-058-4145INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2354-1161
4310-01-236-4990INTERCHANGEABLE
CYLINDER SLEEVE
8823B
4820-01-395-7322INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2354-1141ACN
4820-01-440-7117INTERCHANGEABLE
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2354-1101ACN
4820-01-440-7118INTERCHANGEABLE
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2354-1091ACN
4820-01-446-8089INTERCHANGEABLE
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31215
4820-01-450-5190INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2354-1031ACN
4820-01-450-5485INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2354-1061ACN
4820-01-450-5486INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2354-1121ACN
4820-01-467-4987INTERCHANGEABLE
PARTS KIT,VALVE
5871-6SK
4820-01-476-6086INTERCHANGEABLE
PARTS KIT,VALVE
5871-7SK
4820-01-476-6087INTERCHANGEABLE
PARTS KIT,VALVE
5871-14SK

Frequently Asked Questions

What is NSN 4820-01-425-6689?

NSN 4820-01-425-6689 is a Valve,calibrated Flow, manufactured by Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-425-6689?

NSN 4820-01-425-6689 has 2 cross-referenced part numbers: 2354-1041ACN (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division), 8823-B (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division).

What NSN replaces 4820-01-425-6689?

There are 12 known substitutes for 4820-01-425-6689: 4820-01-058-4145, 4310-01-236-4990, 4820-01-395-7322 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2354-1041ACN?

Key specifications for 2354-1041ACN: End Item Identification: ARLEIGH BURKE CLASS DDG; First End Style Designator: SOCKET; Maximum Inlet Pressure Rating: ERR-060; End Connection Quantity: 2. 11 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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