PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N09442Piston,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-036-1552 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1552 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1552. Primary manufacturer part number: N09442.
Features
  • Piston,valve — FSC 4820
  • Features Provided: GROOVED AND STEPPED
  • Valve Design Control Activity: 35795
  • Material: STEEL
  • Valve Type for Which Designed: PRESSURE REDUCING
  • Valve Model Number for Which Designed: LNS-5
  • Valve Size for Which Designed: 2.500 INCHES IN
  • Outside Diameter: 3.2383 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Piston,valve, cataloged under National Stock Number 4820-00-036-1552, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-036-1552
Primary Part NumberN09442
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusCANCELLED
Features ProvidedGROOVED AND STEPPED
Valve Design Control Activity35795
MaterialSTEEL
Valve Type for Which DesignedPRESSURE REDUCING
Valve Model Number for Which DesignedLNS-5
Valve Size for Which Designed2.500 INCHES IN
Outside Diameter3.2383 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-036-1516N10686 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-00-036-1517N59921 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-00-036-1523N10737 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-00-036-1634N09439 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
3110-00-042-8560T680-801 INTERCHANGEABLE
Bearing,ball,airframe
Mpb Corp Div Timken Super Precision
4820-00-217-2772N11124 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4310-00-306-1319N11122 INTERCHANGEABLE
Cylinder Sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-00-403-5640N11190 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
8115-00-417-94428115-00-417-9442 INTERCHANGEABLE
Box,shipping
Loye Keesee Dba Keesee Box Company Div Government Resource Pkg Prod
5935-00-633-50563202119 INTERCHANGEABLE
Connector,receptacle,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
17390NPC9 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N09442 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
9442 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
8004NPC32 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
17389N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-00-036-1516INTERCHANGEABLE
PISTON,VALVE
N10686
4820-00-036-1517INTERCHANGEABLE
PISTON,VALVE
N59921
4820-00-036-1523INTERCHANGEABLE
PISTON,VALVE
N10737
4820-00-036-1634INTERCHANGEABLE
PISTON,VALVE
N09439
3110-00-042-8560INTERCHANGEABLE
BEARING,BALL,AIRFRAME
T680-801
4820-00-217-2772INTERCHANGEABLE
DISK,VALVE
N11124
4310-00-306-1319INTERCHANGEABLE
CYLINDER SLEEVE
N11122
4820-00-403-5640INTERCHANGEABLE
DISK,VALVE
N11190
8115-00-417-9442INTERCHANGEABLE
BOX,SHIPPING
8115-00-417-9442
5935-00-633-5056INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3202119
5999-01-032-0306INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
052330
5342-01-137-4429INTERCHANGEABLE
LATCH,SLID BOLT
9442

Frequently Asked Questions

What is NSN 4820-00-036-1552?

NSN 4820-00-036-1552 is a Piston,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-036-1552?

NSN 4820-00-036-1552 has 5 cross-referenced part numbers: 17390NPC9 (Leslie Controls, Inc. Dba Leslie Controls Inc), N09442 (Leslie Controls, Inc. Dba Leslie Controls Inc), 9442 (Leslie Controls, Inc. Dba Leslie Controls Inc), 8004NPC32 (Leslie Controls, Inc. Dba Leslie Controls Inc), 17389N (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-036-1552?

There are 12 known substitutes for 4820-00-036-1552: 4820-00-036-1516, 4820-00-036-1517, 4820-00-036-1523 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N09442?

Key specifications for N09442: Features Provided: GROOVED AND STEPPED; Valve Design Control Activity: 35795; Special Features: PER RESEARCH CAGE 35795 IS OEM; Material: STEEL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-036-1552 still in active supply?

NSN 4820-00-036-1552 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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