PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N4283395Diaphragm,valve,flat

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-779-3610 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-779-3610 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-779-3610. Primary manufacturer part number: N4283395.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Outside Diameter: 12.250 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • Style Designator: FLAT
  • Bolt Hole Quantity: 14
  • Center Hole Diameter: 1.000 INCHES NOMINAL IN
  • Material Thickness: 0.065 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
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 4820-00-779-3610, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-779-3610
Primary Part NumberN4283395
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Outside Diameter12.250 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Style DesignatorFLAT
Bolt Hole Quantity14
Center Hole Diameter1.000 INCHES NOMINAL IN
Material Thickness0.065 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Hole Diameter0.390 INCHES NOMINAL IN
Bolt Circle Diameter11.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-6738 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
4283395 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N4283395 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
42833 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
14302NPC14 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
3110-00-155-6738INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 4820-00-779-3610?

NSN 4820-00-779-3610 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 4820-00-779-3610?

NSN 4820-00-779-3610 has 4 cross-referenced part numbers: 4283395 (Leslie Controls, Inc. Dba Leslie Controls Inc), N4283395 (Leslie Controls, Inc. Dba Leslie Controls Inc), 42833 (Leslie Controls, Inc. Dba Leslie Controls Inc), 14302NPC14 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-779-3610?

There is 1 known substitute for 4820-00-779-3610: 3110-00-155-6738. Verify interchangeability with system specifications before substitution.

What are the specifications of N4283395?

Key specifications for N4283395: Outside Diameter: 12.250 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC; Style Designator: FLAT; Bolt Hole Quantity: 14. 11 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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