PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21849NValve,globe

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-935-5394 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-935-5394 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-935-5394. Primary manufacturer part number: 21849N.
Features
  • Valve,globe — FSC 4820
  • Connection Type: BUTT WELD PIPE FIRST END
  • Flow Control Device: STEM
  • Nominal Pipe Size Accommodated: 3.500 INCHES FIRST END IN
  • Connection Style: BEVELED (PIPE) FIRST END
  • Valve Operation Method: AIR
  • Maximum Operating Temp: 975.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Style Designator: STRAIGHT THRU
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-935-5394, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4820-00-935-5394
Primary Part Number21849N
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Connection TypeBUTT WELD PIPE FIRST END
Flow Control DeviceSTEM
Nominal Pipe Size Accommodated3.500 INCHES FIRST END IN
Connection StyleBEVELED (PIPE) FIRST END
Valve Operation MethodAIR
Maximum Operating Temp975.0 FAHRENHEIT SINGLE RESPONSE DEGF
Style DesignatorSTRAIGHT THRU
Media for Which DesignedSTEAM SINGLE RESPONSE
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY 3 1/2 IN. VALVE SIZE,PACS AAJJ,ABJH AND MODIFIED WITH ASA 5100 FLANGES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-549-631852445-00-58 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
21849N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-01-549-6318INTERCHANGEABLE
DISK,VALVE
52445-00-58

Frequently Asked Questions

What is NSN 4820-00-935-5394?

NSN 4820-00-935-5394 is a Valve,globe, 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 4820-00-935-5394?

NSN 4820-00-935-5394 has 1 cross-referenced part number: 21849N (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-935-5394?

There is 1 known substitute for 4820-00-935-5394: 4820-01-549-6318. Verify interchangeability with system specifications before substitution.

What are the specifications of 21849N?

Key specifications for 21849N: Connection Type: BUTT WELD PIPE FIRST END; Flow Control Device: STEM; Nominal Pipe Size Accommodated: 3.500 INCHES FIRST END IN; Connection Style: BEVELED (PIPE) FIRST END. 10 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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