PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N3477803Chamber,diaphragm

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-117-0833 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-117-0833 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-117-0833. Primary manufacturer part number: N3477803.
Features
  • Chamber,diaphragm — FSC 4820
  • General Characteristics Item Description: CORROSION RESISTING STEEL; 2 HOLES 0.625 IN.DIA,5.062 IN.BOLT CIRCLE; 6.188 IN.DIA; 1.125 IN.W IN
  • 6 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Chamber,diaphragm, cataloged under National Stock Number 4820-01-117-0833, 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 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-117-0833
Primary Part NumberN3477803
Item NameChamber,diaphragm
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
General Characteristics Item DescriptionCORROSION RESISTING STEEL; 2 HOLES 0.625 IN.DIA,5.062 IN.BOLT CIRCLE; 6.188 IN.DIA; 1.125 IN.W IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-036-1530N2666803 INTERCHANGEABLE
Head,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5365-00-367-1467N12267 INTERCHANGEABLE
Spacer,diaphragm
Abc Tool & Die Engineering & Manufacturing Llc
4820-00-446-335010598 PC 29 AND 30 INTERCHANGEABLE
Guide,valve Stem
Classic Mfg
4820-01-147-4164L-2279 INTERCHANGEABLE
Cap,valve
Rps-Fl, Inc. Dba Rps Inc
Cross-Reference Index
Part NumberManufacturer
11101NPC15-68-69 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
34778 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N3477803 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
11101N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
11101N ITEM 15 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
A34778-03 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-00-036-1530INTERCHANGEABLE
HEAD,VALVE
N2666803
5365-00-367-1467INTERCHANGEABLE
SPACER,DIAPHRAGM
N12267
4820-00-446-3350INTERCHANGEABLE
GUIDE,VALVE STEM
10598 PC 29 AND 30
4820-01-147-4164INTERCHANGEABLE
CAP,VALVE
L-2279

Frequently Asked Questions

What is NSN 4820-01-117-0833?

NSN 4820-01-117-0833 is a Chamber,diaphragm, 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 4820-01-117-0833?

NSN 4820-01-117-0833 has 6 cross-referenced part numbers: 11101NPC15-68-69 (Leslie Controls, Inc. Dba Leslie Controls Inc), 34778 (Leslie Controls, Inc. Dba Leslie Controls Inc), N3477803 (Leslie Controls, Inc. Dba Leslie Controls Inc), 11101N (Leslie Controls, Inc. Dba Leslie Controls Inc), 11101N ITEM 15 (Leslie Controls, Inc. Dba Leslie Controls Inc) and 1 more.

What NSN replaces 4820-01-117-0833?

There are 4 known substitutes for 4820-01-117-0833: 4820-00-036-1530, 5365-00-367-1467, 4820-00-446-3350 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N3477803?

Key specifications for N3477803: General Characteristics Item Description: CORROSION RESISTING STEEL; 2 HOLES 0.625 IN.DIA,5.062 IN.BOLT CIRCLE; 6.188 IN.DIA; 1.125 IN.W IN. 1 total characteristics are documented in the Federal Logistics Information System.

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