PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30-1/2IN 90T150PSIValve,regulating,fluid Pressure

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-357-8741 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-357-8741 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-357-8741. Primary manufacturer part number: 30-1/2IN 90T150PSI.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Remote Actuation Method: DIAPHRAGM
  • Valve Loading Method: SPRING
  • Material: NICKEL ALLOY AND COPPER ALLOY SEAT
  • Body Style: STRAIGHT THRU
  • Material: NICKEL ALLOY K-500 STEM
  • Second End Relationship with First End: IDENTICAL
  • First End Connection Type: UNTHREADED INTERNAL TUBE
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 4820-01-357-8741, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 17 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-357-8741
Primary Part Number30-1/2IN 90T150PSI
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Remote Actuation MethodDIAPHRAGM
Valve Loading MethodSPRING
MaterialNICKEL ALLOY AND COPPER ALLOY SEAT
Body StyleSTRAIGHT THRU
MaterialNICKEL ALLOY K-500 STEM
Second End Relationship with First EndIDENTICAL
First End Connection TypeUNTHREADED INTERNAL TUBE
Regulation TypeAUTOMATIC SINGLE STAGE
Temp Rating120.0 FAHRENHEIT NOMINAL DEGF
Media for Which DesignedAIR
Outlet Pressure Range90.0 TO 150.0 CAMERA MOUNT
Flow Control DeviceDISK
End Connection Quantity2
FilterNOT INCLUDED
First End Outside Diameter Tube Accommodated0.500 INCHES NOMINAL IN
Maximum Inlet Pressure RatingERR-060
First End Style DesignatorSOCKET W/BRAZING RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5360-00-291-1203A1254 INTERCHANGEABLE
Spring,helical,compression
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-194-0175YB2312C222 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-260-8416NB31956772 INTERCHANGEABLE
Diaphragm,valve,flat
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-268-151212278-72 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-398-2065N-524 X N-618 1/2 10 T 26 PSI INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
30-1/2IN 90T150PSI PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N-524 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5360-00-291-1203INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A1254
4820-01-194-0175INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2312C222
4820-01-260-8416INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
NB31956772
4820-01-268-1512INTERCHANGEABLE
DISK,VALVE
12278-72
4820-01-398-2065INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
N-524 X N-618 1/2 10 T 26 PSI

Frequently Asked Questions

What is NSN 4820-01-357-8741?

NSN 4820-01-357-8741 is a Valve,regulating,fluid Pressure, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-357-8741?

NSN 4820-01-357-8741 has 2 cross-referenced part numbers: 30-1/2IN 90T150PSI (Leslie Controls, Inc. Dba Leslie Controls Inc), N-524 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-357-8741?

There are 5 known substitutes for 4820-01-357-8741: 5360-00-291-1203, 4820-01-194-0175, 4820-01-260-8416 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30-1/2IN 90T150PSI?

Key specifications for 30-1/2IN 90T150PSI: Remote Actuation Method: DIAPHRAGM; Valve Loading Method: SPRING; Material: NICKEL ALLOY AND COPPER ALLOY SEAT; Body Style: STRAIGHT THRU. 17 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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