PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2353-1291AValve,calibrated Flow

Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division · NSN 4820-01-310-4282 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-310-4282 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-310-4282. Primary manufacturer part number: 2353-1291A.
Features
  • Valve,calibrated Flow — FSC 4820
  • Second End Style Designator: SOCKET
  • End Connection Quantity: 2
  • First End Nominal Pipe Size Accommodated: 1.500 INCHES IN
  • Valve Discharge Flow Rate: 20.0 GALLONS PER MINUTE
  • Flow Control Device: DIAPHRAGM
  • Second End Connection Type: UNTHREADED INTERNAL PIPE
  • Body Style: STRAIGHT THRU
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 4820-01-310-4282, 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 13 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
NSN4820-01-310-4282
Primary Part Number2353-1291A
Item NameValve,calibrated Flow
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRomac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
StatusACTIVE
Second End Style DesignatorSOCKET
End Connection Quantity2
First End Nominal Pipe Size Accommodated1.500 INCHES IN
Valve Discharge Flow Rate20.0 GALLONS PER MINUTE
Flow Control DeviceDIAPHRAGM
Second End Connection TypeUNTHREADED INTERNAL PIPE
Body StyleSTRAIGHT THRU
First End Connection TypeUNTHREADED INTERNAL PIPE
Regulation TypeAUTOMATIC SINGLE STAGE
Second End Relationship with First EndNOT IDENTICAL
First End Style DesignatorSOCKET
MaterialCOPPER ALLOY BODY
Second End Nominal Pipe Size Accommodated1.250 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6810-00-264-8953 INTERCHANGEABLE
Glucose,anhydrous
6210-00-472-6067 INTERCHANGEABLE
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5180-00-925-4591 INTERCHANGEABLE
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4820-01-018-665515392FSP15PC16 INTERCHANGEABLE
Stem,fluid Valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
5910-01-041-6304 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
5910-01-096-43121682 INTERCHANGEABLE
Capacitor
Crown Audio, Inc. Dba Crown International
5962-01-251-0528P38510-241-01 INTERCHANGEABLE
Microcircuit,linear
Us Army Aviation and Missile Command
2910-01-347-6746 INTERCHANGEABLE
Carburetor,float
4730-01-440-5732 INTERCHANGEABLE
Clamp,repair,pipe
5305-01-497-80461750FSGP-1.5IN ITEM NO. 11 INTERCHANGEABLE
Screw,cap,hexagon Head
Robert H Wager Co Inc
Cross-Reference Index
Part NumberManufacturer
1682 Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
2353-1291A PRIMARY Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
Related Parts
6810-00-264-8953INTERCHANGEABLE
GLUCOSE,ANHYDROUS
6210-00-472-6067INTERCHANGEABLE
GLOBE,ELECTRIC LIGHT
5180-00-925-4591INTERCHANGEABLE
PULLER KIT,UNIVERSAL
4820-01-018-6655INTERCHANGEABLE
STEM,FLUID VALVE
15392FSP15PC16
5910-01-041-6304INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
5910-01-096-4312INTERCHANGEABLE
CAPACITOR
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5962-01-251-0528INTERCHANGEABLE
MICROCIRCUIT,LINEAR
P38510-241-01
2910-01-347-6746INTERCHANGEABLE
CARBURETOR,FLOAT
4730-01-440-5732INTERCHANGEABLE
CLAMP,REPAIR,PIPE
5305-01-497-8046INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
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WINCH,DRUM,POWER OPERATED
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FORCEPS,TISSUE
351870

Frequently Asked Questions

What is NSN 4820-01-310-4282?

NSN 4820-01-310-4282 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 4820-01-310-4282?

NSN 4820-01-310-4282 has 2 cross-referenced part numbers: 1682 (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division), 2353-1291A (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division).

What NSN replaces 4820-01-310-4282?

There are 12 known substitutes for 4820-01-310-4282: 6810-00-264-8953, 6210-00-472-6067, 5180-00-925-4591 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2353-1291A?

Key specifications for 2353-1291A: Second End Style Designator: SOCKET; End Connection Quantity: 2; First End Nominal Pipe Size Accommodated: 1.500 INCHES IN; Valve Discharge Flow Rate: 20.0 GALLONS PER MINUTE. 14 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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