PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N3284394Diaphragm,valve,flat

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-757-2977 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-757-2977 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-757-2977. Primary manufacturer part number: N3284394.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER SYNTHETIC
  • Style Designator: FLAT
  • Outside Diameter: 7.200 INCHES NOMINAL IN
  • Material Thickness: 0.092 INCHES NOMINAL IN
  • Center Hole Diameter: 0.770 INCHES NOMINAL IN
  • 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
  • Applications requiring Rubber Synthetic construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-757-2977, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-757-2977
Primary Part NumberN3284394
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC
Style DesignatorFLAT
Outside Diameter7.200 INCHES NOMINAL IN
Material Thickness0.092 INCHES NOMINAL IN
Center Hole Diameter0.770 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5999-00-053-987232-843 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5960-01-079-5755774000-4 INTERCHANGEABLE
Electron Tube
Raytheon Company Dba Raytheon
5315-01-200-0392 INTERCHANGEABLE
Pin,straight,headless
5315-01-306-459332843 INTERCHANGEABLE
Pin
Funk Mfg Co Sub of Deere and Co
1650-01-349-298232843 INTERCHANGEABLE
Plunger,detent
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
76-8665 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
4820PL1381559 Jednolity Indeks Materialowy - Uniform Material Index (POL)
32843 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N3284394 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5999-00-053-9872INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
32-843
5960-01-079-5755INTERCHANGEABLE
ELECTRON TUBE
774000-4
5315-01-200-0392INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-306-4593INTERCHANGEABLE
PIN
32843
1650-01-349-2982INTERCHANGEABLE
PLUNGER,DETENT
32843

Frequently Asked Questions

What is NSN 4820-00-757-2977?

NSN 4820-00-757-2977 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 4820-00-757-2977?

NSN 4820-00-757-2977 has 4 cross-referenced part numbers: 76-8665 (Leslie Controls, Inc. Dba Leslie Controls Inc), 4820PL1381559 (Jednolity Indeks Materialowy - Uniform Material Index), 32843 (Leslie Controls, Inc. Dba Leslie Controls Inc), N3284394 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-757-2977?

There are 5 known substitutes for 4820-00-757-2977: 5999-00-053-9872, 5960-01-079-5755, 5315-01-200-0392 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N3284394?

Key specifications for N3284394: Material: RUBBER SYNTHETIC; Special Features: FABRIC REINFORCED; Style Designator: FLAT; Outside Diameter: 7.200 INCHES NOMINAL IN. 6 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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