PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2353-1342Valve,calibrated Flow

Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division · NSN 4820-01-149-1846 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-149-1846 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-149-1846. Primary manufacturer part number: 2353-1342.
Features
  • Valve,calibrated Flow — FSC 4820
  • End Connection Quantity: 2
  • Valve Discharge Flow Rate: 29.0 GALLONS PER MINUTE
  • Temp Rating: 160.0 FAHRENHEIT NOMINAL DEGF
  • First End Style Designator: SOCKET W/BRAZING RING
  • Media for Which Designed: WATER, SALT
  • 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 Rubber Synthetic Flow Control Device construction
General Description

The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-149-1846, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-149-1846
Primary Part Number2353-1342
Item NameValve,calibrated Flow
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRomac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
StatusACTIVE
End Connection Quantity2
Valve Discharge Flow Rate29.0 GALLONS PER MINUTE
Temp Rating160.0 FAHRENHEIT NOMINAL DEGF
First End Style DesignatorSOCKET W/BRAZING RING
Media for Which DesignedWATER, SALT
Body StyleSTRAIGHT THRU
Second End Relationship with First EndIDENTICAL
First End Connection TypeUNTHREADED INTERNAL TUBE
First End Outside Diameter Tube Accommodated1.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC FLOW CONTROL DEVICE
Flow Control DeviceDIAPHRAGM
Maximum Inlet Pressure RatingERR-060
MaterialCOPPER ALLOY SEAT
Renewable Seat Ring TypeRETAINING RING
Regulation TypeAUTOMATIC SINGLE STAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-442-13912353-1342T INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
Cross-Reference Index
Part NumberManufacturer
580893-12 Raytheon Company Div Corp (USA)
580893-12 Raytheon Company (USA)
580893-12 Raytheon Company Dba Raytheon Co (USA)
2353-1342 PRIMARY Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
Related Parts
4820-01-442-1391INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2353-1342T

Frequently Asked Questions

What is NSN 4820-01-149-1846?

NSN 4820-01-149-1846 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 4820-01-149-1846?

NSN 4820-01-149-1846 has 4 cross-referenced part numbers: 580893-12 (Raytheon Company Div Corp), 580893-12 (Raytheon Company), 580893-12 (Raytheon Company Dba Raytheon Co), 2353-1342 (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division).

What NSN replaces 4820-01-149-1846?

There is 1 known substitute for 4820-01-149-1846: 4820-01-442-1391. Verify interchangeability with system specifications before substitution.

What are the specifications of 2353-1342?

Key specifications for 2353-1342: End Connection Quantity: 2; Valve Discharge Flow Rate: 29.0 GALLONS PER MINUTE; Temp Rating: 160.0 FAHRENHEIT NOMINAL DEGF; First End Style Designator: SOCKET W/BRAZING RING. 15 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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