PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

227185-42Stem,fluid Valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-227-1152 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-227-1152 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-227-1152. Primary manufacturer part number: 227185-42.
Features
  • Stem,fluid Valve — FSC 4820
  • Largest Outside Diameter: 0.375 INCHES NOMINAL IN
  • Valve Size for Which Designed: 3.000 INCHES IN
  • Valve Type for Which Designed: RELIEF
  • Material: NICKEL ALLOY
  • 4 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-227-1152, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-227-1152
Primary Part Number227185-42
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Largest Outside Diameter0.375 INCHES NOMINAL IN
Valve Size for Which Designed3.000 INCHES IN
Valve Type for Which DesignedRELIEF
MaterialNICKEL ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-097-98157S9826 INTERCHANGEABLE
Cap,pipe
Caterpillar Inc Div Caterpillar Defense
5305-00-349-81694157 INTERCHANGEABLE
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5998-00-489-0604 INTERCHANGEABLE
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5915-01-014-6218154037P1 INTERCHANGEABLE
Filter,band Pass
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
4820-01-120-41124157-00 INTERCHANGEABLE
Disk,valve
Pentair Filtration Solutions, Llc
7035-01-204-9851 INTERCHANGEABLE
Head,magnetic
5935-01-254-5258 INTERCHANGEABLE
Cover,electrical Connector
5310-01-273-2246 INTERCHANGEABLE
Washer,flat
9150-01-280-25344157 INTERCHANGEABLE
Grease,laboratory Apparatus Stop
Nch Corporation Dba Certified Laboratories Div Certified Laboratories
5305-01-379-23364157 INTERCHANGEABLE
Screw,externally Relieved Body
Unicorp.
Cross-Reference Index
Part NumberManufacturer
27185-42 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
227185-42 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
4157 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
PL4157 ITEM 8 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4730-00-097-9815INTERCHANGEABLE
CAP,PIPE
7S9826
5305-00-349-8169INTERCHANGEABLE
SCREW,CATCH HAMMER
4157
5998-00-489-0604INTERCHANGEABLE
PRINTED WIRING BOARD
5915-01-014-6218INTERCHANGEABLE
FILTER,BAND PASS
154037P1
4820-01-120-4112INTERCHANGEABLE
DISK,VALVE
4157-00
7035-01-204-9851INTERCHANGEABLE
HEAD,MAGNETIC
5935-01-254-5258INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
5310-01-273-2246INTERCHANGEABLE
WASHER,FLAT
9150-01-280-2534INTERCHANGEABLE
GREASE,LABORATORY APPARATUS STOP
4157
5305-01-379-2336INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
4157

Frequently Asked Questions

What is NSN 4820-01-227-1152?

NSN 4820-01-227-1152 is a Stem,fluid Valve, 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 4820-01-227-1152?

NSN 4820-01-227-1152 has 4 cross-referenced part numbers: 27185-42 (Leslie Controls, Inc. Dba Leslie Controls Inc), 227185-42 (Leslie Controls, Inc. Dba Leslie Controls Inc), 4157 (Leslie Controls, Inc. Dba Leslie Controls Inc), PL4157 ITEM 8 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-227-1152?

There are 10 known substitutes for 4820-01-227-1152: 4730-00-097-9815, 5305-00-349-8169, 5998-00-489-0604 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 227185-42?

Key specifications for 227185-42: Overall Length: 13.000 INCHES NOMINAL IN; Largest Outside Diameter: 0.375 INCHES NOMINAL IN; Valve Size for Which Designed: 3.000 INCHES IN; End Item Identification: 4820-01-139-1712. 6 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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