PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2351-1151Valve,regulating,fluid Pressure

Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division · NSN 4820-01-113-1820 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-113-1820 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-113-1820. Primary manufacturer part number: 2351-1151.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Valve Loading Method: BELLOWS
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
  • Media for Which Designed: WATER, FRESH
  • First End Connection Type: UNTHREADED INTERNAL TUBE
  • Second End Relationship with First End: IDENTICAL
  • First End Style Designator: SOCKET W/BRAZING RING
  • Body Style: STRAIGHT THRU
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Flow Control Device construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-113-1820, 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 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-113-1820
Primary Part Number2351-1151
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRomac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
StatusACTIVE
Valve Loading MethodBELLOWS
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
Media for Which DesignedWATER, FRESH
First End Connection TypeUNTHREADED INTERNAL TUBE
Second End Relationship with First EndIDENTICAL
First End Style DesignatorSOCKET W/BRAZING RING
Body StyleSTRAIGHT THRU
Flow Control DeviceDIAPHRAGM
First End Outside Diameter Tube Accommodated1.050 INCHES MINIMUM AND 1.053 INCHES MAXIMUM IN
End Connection Quantity2
FilterNOT INCLUDED
Maximum Inlet Pressure RatingERR-060
Regulation TypeAUTOMATIC SINGLE STAGE
Temp Rating200.0 FAHRENHEIT MAXIMUM DEGF
MaterialCOPPER ALLOY 836 BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3040-00-105-9245 INTERCHANGEABLE
Connecting Link,rigid
5935-01-058-195358090 INTERCHANGEABLE
Connector,plug,electrical
L3harris Technologies, Inc.
4820-01-225-58412351-1121 INTERCHANGEABLE
Valve,calibrated Flow
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
4820-01-441-4044580893-8 INTERCHANGEABLE
Valve,calibrated Flow
Raytheon Company Dba Raytheon Co
4820-01-441-4045580893-3 INTERCHANGEABLE
Valve,calibrated Flow
Raytheon Company Dba Raytheon Co
4820-01-441-4048580893-10 INTERCHANGEABLE
Valve,calibrated Flow
Raytheon Company Dba Raytheon Co
4820-01-441-8989580893-9 INTERCHANGEABLE
Valve,calibrated Flow
Raytheon Company Dba Raytheon Co
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
580893-5 Raytheon Company (USA)
580893-5 Raytheon Company Div Corp (USA)
2351-1151 PRIMARY Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
580893-5 Raytheon Company Dba Raytheon Co (USA)
580893 Raytheon Company Div Corp (USA)
Related Parts
3040-00-105-9245INTERCHANGEABLE
CONNECTING LINK,RIGID
5935-01-058-1953INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
58090
4820-01-225-5841INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2351-1121
4820-01-441-4044INTERCHANGEABLE
VALVE,CALIBRATED FLOW
580893-8
4820-01-441-4045INTERCHANGEABLE
VALVE,CALIBRATED FLOW
580893-3
4820-01-441-4048INTERCHANGEABLE
VALVE,CALIBRATED FLOW
580893-10
4820-01-441-8989INTERCHANGEABLE
VALVE,CALIBRATED FLOW
580893-9
4820-01-442-1391INTERCHANGEABLE
VALVE,CALIBRATED FLOW
2353-1342T

Frequently Asked Questions

What is NSN 4820-01-113-1820?

NSN 4820-01-113-1820 is a Valve,regulating,fluid Pressure, 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 4820-01-113-1820?

NSN 4820-01-113-1820 has 5 cross-referenced part numbers: 580893-5 (Raytheon Company), 580893-5 (Raytheon Company Div Corp), 2351-1151 (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division), 580893-5 (Raytheon Company Dba Raytheon Co), 580893 (Raytheon Company Div Corp).

What NSN replaces 4820-01-113-1820?

There are 8 known substitutes for 4820-01-113-1820: 3040-00-105-9245, 5935-01-058-1953, 4820-01-225-5841 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2351-1151?

Key specifications for 2351-1151: Valve Loading Method: BELLOWS; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE; Media for Which Designed: WATER, FRESH; First End Connection Type: UNTHREADED INTERNAL TUBE. 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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