PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11500-72Diaphragm,valve,flat

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-017-6841 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-017-6841 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-017-6841. Primary manufacturer part number: 11500-72.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER SYNTHETIC
  • 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 Rubber Synthetic construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-017-6841, 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 2 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: Active.

Technical Specifications
ParameterValue
NSN4820-01-017-6841
Primary Part Number11500-72
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-291-9642 INTERCHANGEABLE
Seal,plain Encased
5365-00-364-4954 INTERCHANGEABLE
Spacer,strainer Bracket
5315-00-468-69165727 INTERCHANGEABLE
Pin Anchor Link
Simmonds Precision Products Inc
5935-00-502-1808 INTERCHANGEABLE
Connector,receptacle,electrical
5960-00-552-0082 INTERCHANGEABLE
Electron Tube
5960-00-676-9237253-0006-00 INTERCHANGEABLE
Electron Tube
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-01-077-09675727 INTERCHANGEABLE
Gasket
Pentair Filtration Solutions, Llc
5961-01-189-582557-27 INTERCHANGEABLE
Semiconductor Device,diode
Heathkit Co Inc Dba Heathkit Educational Systems
3040-01-330-50701150072 INTERCHANGEABLE
Plate,retaining,shaft
Lake Shore Systems, Inc.
1680-01-648-63625727 INTERCHANGEABLE
Pad-Fuel Heat E
Pacific Design Technologies, Inc. Dba Pacific Design Technologies
Cross-Reference Index
Part NumberManufacturer
57-27 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
11500-72 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5330-00-291-9642INTERCHANGEABLE
SEAL,PLAIN ENCASED
5365-00-364-4954INTERCHANGEABLE
SPACER,STRAINER BRACKET
5315-00-468-6916INTERCHANGEABLE
PIN ANCHOR LINK
5727
5935-00-502-1808INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5960-00-552-0082INTERCHANGEABLE
ELECTRON TUBE
5960-00-676-9237INTERCHANGEABLE
ELECTRON TUBE
253-0006-00
5330-01-077-0967INTERCHANGEABLE
GASKET
5727
5961-01-189-5825INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
57-27
3040-01-330-5070INTERCHANGEABLE
PLATE,RETAINING,SHAFT
1150072
1680-01-648-6362INTERCHANGEABLE
PAD-FUEL HEAT E
5727
7340-01-710-9748INTERCHANGEABLE
KNIFE,HUNTING
5727

Frequently Asked Questions

What is NSN 4820-01-017-6841?

NSN 4820-01-017-6841 is a Diaphragm,valve,flat, 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 4820-01-017-6841?

NSN 4820-01-017-6841 has 2 cross-referenced part numbers: 57-27 (Leslie Controls, Inc. Dba Leslie Controls Inc), 11500-72 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-017-6841?

There are 11 known substitutes for 4820-01-017-6841: 5330-00-291-9642, 5365-00-364-4954, 5315-00-468-6916 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11500-72?

Key specifications for 11500-72: Material: RUBBER SYNTHETIC. 1 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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