PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

47579Seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-149-1211 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-149-1211 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-149-1211. Primary manufacturer part number: 47579.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING OVERALL
  • 3 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 Corrosion Resisting Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-149-1211, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN4820-01-149-1211
Primary Part Number47579
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6730-00-453-9410 INTERCHANGEABLE
Guide,shutter
5845-00-757-540347579 INTERCHANGEABLE
Output Stage Data a
L3harris Technologies, Inc. Div Space and Airborne Systems
4820-00-985-5297 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-150-093347880 INTERCHANGEABLE
Cage,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-152-271244617 INTERCHANGEABLE
Flange,gland,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-152-319447575 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-155-0236GNS-1.2IN INTERCHANGEABLE
Valve,regulating,fluid Pressure
Naval Inventory Control Point Mechanicsburg
4820-01-159-092049297 INTERCHANGEABLE
Body,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4810-01-159-589717011NPIECE 32 INTERCHANGEABLE
Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-161-0936GNS-1 600PSIFLGE 1 1-2IN INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
47579 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
17011N PIECE 27 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
17011N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6730-00-453-9410INTERCHANGEABLE
GUIDE,SHUTTER
5845-00-757-5403INTERCHANGEABLE
OUTPUT STAGE DATA A
47579
4820-00-985-5297INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-150-0933INTERCHANGEABLE
CAGE,VALVE
47880
4820-01-152-2712INTERCHANGEABLE
FLANGE,GLAND,VALVE
44617
4820-01-152-3194INTERCHANGEABLE
DISK,VALVE
47575
4820-01-155-0236INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
GNS-1.2IN
4820-01-159-0920INTERCHANGEABLE
BODY,VALVE
49297
4810-01-159-5897INTERCHANGEABLE
CAP,VALVE
17011NPIECE 32
4820-01-161-0936INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
GNS-1 600PSIFLGE 1 1-2IN
4730-01-161-1002INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
48832
4820-01-165-6042INTERCHANGEABLE
STEM,FLUID VALVE
47878

Frequently Asked Questions

What is NSN 4820-01-149-1211?

NSN 4820-01-149-1211 is a Seat,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 4820-01-149-1211?

NSN 4820-01-149-1211 has 3 cross-referenced part numbers: 47579 (Leslie Controls, Inc. Dba Leslie Controls Inc), 17011N PIECE 27 (Leslie Controls, Inc. Dba Leslie Controls Inc), 17011N (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-149-1211?

There are 12 known substitutes for 4820-01-149-1211: 6730-00-453-9410, 5845-00-757-5403, 4820-00-985-5297 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 47579?

Key specifications for 47579: Material: STEEL CORROSION RESISTING OVERALL; Special Features: STELLITED SEATING SURFACE; FOR 1 IN. SIZE VALVE 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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