PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21463N PIECE 16A 3INCap,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-199-5808 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-199-5808 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-199-5808. Primary manufacturer part number: 21463N PIECE 16A 3IN.
Features
  • Cap,valve — FSC 4820
  • Material: STEEL
  • Valve Size for Which Designed: 3.000 INCHES IN
  • 2 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 Steel construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-199-5808, 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 2 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-199-5808
Primary Part Number21463N PIECE 16A 3IN
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialSTEEL
Valve Size for Which Designed3.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4320-01-196-9096N15616 INTERCHANGEABLE
Ring,lantern
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-199-5699N442810058 INTERCHANGEABLE
Valve,diaphragm,stop
W.w. Grainger, Inc. Div Government Sales Division
Cross-Reference Index
Part NumberManufacturer
21463N PIECE 16A 3IN PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
21463N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4320-01-196-9096INTERCHANGEABLE
RING,LANTERN
N15616
4820-01-199-5699INTERCHANGEABLE
VALVE,DIAPHRAGM,STOP
N442810058

Frequently Asked Questions

What is NSN 4820-01-199-5808?

NSN 4820-01-199-5808 is a Cap,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 4820-01-199-5808?

NSN 4820-01-199-5808 has 2 cross-referenced part numbers: 21463N PIECE 16A 3IN (Leslie Controls, Inc. Dba Leslie Controls Inc), 21463N (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-199-5808?

There are 2 known substitutes for 4820-01-199-5808: 4320-01-196-9096, 4820-01-199-5699. Verify interchangeability with system specifications before substitution.

What are the specifications of 21463N PIECE 16A 3IN?

Key specifications for 21463N PIECE 16A 3IN: Material: STEEL; Valve Size for Which Designed: 3.000 INCHES IN. 2 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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