PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N683790058Seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-215-1564 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-215-1564 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-215-1564. Primary manufacturer part number: N683790058.
Features
  • Seat,valve — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-215-1564, 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. This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLeslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN4820-01-215-1564
Primary Part NumberN683790058
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4820-01-215-1628N67370 INTERCHANGEABLE
Column,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-215-240128877N ITEM 27 INTERCHANGEABLE
Guide,valve Stem
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-216-112728877N ITEM 5 INTERCHANGEABLE
Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-216-2365N68444 INTERCHANGEABLE
Ring,dampening
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-216-2366N67374 INTERCHANGEABLE
Case,helical Compression Spring
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-216-251728877N ITEM 29 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-217-008667944-0058 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-217-1183N67383 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-218-0067N674030057 INTERCHANGEABLE
Diaphragm Base,complete
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-221-4324 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Cross-Reference Index
Part NumberManufacturer
68379-0050 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
28877N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
68379-0058 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
28877N ITEM 20 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N683790058 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-01-215-1628INTERCHANGEABLE
COLUMN,VALVE
N67370
4820-01-215-2401INTERCHANGEABLE
GUIDE,VALVE STEM
28877N ITEM 27
4820-01-216-1127INTERCHANGEABLE
CAP,VALVE
28877N ITEM 5
4820-01-216-2365INTERCHANGEABLE
RING,DAMPENING
N68444
4820-01-216-2366INTERCHANGEABLE
CASE,HELICAL COMPRESSION SPRING
N67374
4820-01-216-2517INTERCHANGEABLE
DISK,VALVE
28877N ITEM 29
4820-01-217-0086INTERCHANGEABLE
PISTON,VALVE
67944-0058
4820-01-217-1183INTERCHANGEABLE
DISK,VALVE
N67383
4820-01-218-0067INTERCHANGEABLE
DIAPHRAGM BASE,COMPLETE
N674030057
4820-01-221-4324INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-224-4190INTERCHANGEABLE
REGULATOR,TEMPERATURE AND PRESSU
N68378

Frequently Asked Questions

What is NSN 4820-01-215-1564?

NSN 4820-01-215-1564 is a Seat,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 4820-01-215-1564?

NSN 4820-01-215-1564 has 5 cross-referenced part numbers: 68379-0050 (Leslie Controls, Inc. Dba Leslie Controls Inc), 28877N (Leslie Controls, Inc. Dba Leslie Controls Inc), 68379-0058 (Leslie Controls, Inc. Dba Leslie Controls Inc), 28877N ITEM 20 (Leslie Controls, Inc. Dba Leslie Controls Inc), N683790058 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-215-1564?

There are 11 known substitutes for 4820-01-215-1564: 4820-01-215-1628, 4820-01-215-2401, 4820-01-216-1127 and 8 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-215-1564 still in active supply?

NSN 4820-01-215-1564 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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