PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74412Seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-438-3780 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-438-3780 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-438-3780. Primary manufacturer part number: 74412.
Features
  • Seat,valve — FSC 4820
  • 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
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-438-3780, 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 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

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
NSN4820-01-438-3780
Primary Part Number74412
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4730-00-073-1830044075PT0 INTERCHANGEABLE
Coupling,clamp,pipe
Victaulic Company of America Inc Dba Victaulic Company of America
5365-00-125-825674412 INTERCHANGEABLE
Bushing
Telemechanics Inc
3040-00-880-690874412 INTERCHANGEABLE
Plate,retaining,shaft
Textron Lycoming Inc Williamsport Plant
4820-01-438-3766U853F2F1LF-AEE-000000 INTERCHANGEABLE
Valve,globe
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-438-377971193 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-438-478331641 INTERCHANGEABLE
Nut,adjusting,actuator
Leslie Controls, Inc. Dba Leslie Controls Inc
5133-01-447-8200 INTERCHANGEABLE
Drill,twist
1650-01-449-624974412 INTERCHANGEABLE
Body and Piston Sub
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
U823F2F1LFOC TABLE I PART 24 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
U823F2F1LFOC P/N 74412 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
74412 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
U823F2F1LFOC Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4730-00-073-1830INTERCHANGEABLE
COUPLING,CLAMP,PIPE
044075PT0
5365-00-125-8256INTERCHANGEABLE
BUSHING
74412
3040-00-880-6908INTERCHANGEABLE
PLATE,RETAINING,SHAFT
74412
4820-01-438-3766INTERCHANGEABLE
VALVE,GLOBE
U853F2F1LF-AEE-000000
4820-01-438-3779INTERCHANGEABLE
DISK,VALVE
71193
4820-01-438-4783INTERCHANGEABLE
NUT,ADJUSTING,ACTUATOR
31641
5133-01-447-8200INTERCHANGEABLE
DRILL,TWIST
1650-01-449-6249INTERCHANGEABLE
BODY AND PISTON SUB
74412

Frequently Asked Questions

What is NSN 4820-01-438-3780?

NSN 4820-01-438-3780 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 4820-01-438-3780?

NSN 4820-01-438-3780 has 4 cross-referenced part numbers: U823F2F1LFOC TABLE I PART 24 (Leslie Controls, Inc. Dba Leslie Controls Inc), U823F2F1LFOC P/N 74412 (Leslie Controls, Inc. Dba Leslie Controls Inc), 74412 (Leslie Controls, Inc. Dba Leslie Controls Inc), U823F2F1LFOC (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-438-3780?

There are 8 known substitutes for 4820-01-438-3780: 4730-00-073-1830, 5365-00-125-8256, 3040-00-880-6908 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com