PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N3602794Diaphragm,actuator Valve,special

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-757-2970 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-757-2970 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-757-2970. Primary manufacturer part number: N3602794.
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Taper Major Diameter: 13.750 INCHES NOMINAL IN
  • Material Thickness: 0.177 INCHES NOMINAL IN
  • Taper Minor Diameter: 11.500 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • Outside Diameter: 17.250 INCHES NOMINAL IN
  • Style Designator: SPECIAL SHAPED
  • 5 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-757-2970, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-757-2970
Primary Part NumberN3602794
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusCANCELLED
Taper Major Diameter13.750 INCHES NOMINAL IN
Material Thickness0.177 INCHES NOMINAL IN
Taper Minor Diameter11.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Outside Diameter17.250 INCHES NOMINAL IN
Style DesignatorSPECIAL SHAPED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-383-876729492 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5905-00-473-9209 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5940-00-549-6581 INTERCHANGEABLE
Adapter,battery Terminal
5330-00-712-125236027 INTERCHANGEABLE
Gasket
Sealcraft Corporation
6210-01-032-2402 INTERCHANGEABLE
Light Assembly,indicator
4820-01-218-8026 INTERCHANGEABLE
Seat,valve
4820-01-318-1491697770058 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-318-2861N69774 INTERCHANGEABLE
Stem,fluid Valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-318-2871N57385 INTERCHANGEABLE
Guide,valve Stem
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-318-6238N697760058 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
29708 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
36027 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N3602794 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
29708 PART 3602794 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
3602794 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5330-00-383-8767INTERCHANGEABLE
GASKET
29492
5905-00-473-9209INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5940-00-549-6581INTERCHANGEABLE
ADAPTER,BATTERY TERMINAL
5330-00-712-1252INTERCHANGEABLE
GASKET
36027
6210-01-032-2402INTERCHANGEABLE
LIGHT ASSEMBLY,INDICATOR
4820-01-218-8026INTERCHANGEABLE
SEAT,VALVE
4820-01-318-1491INTERCHANGEABLE
DISK,VALVE
697770058
4820-01-318-2861INTERCHANGEABLE
STEM,FLUID VALVE
N69774
4820-01-318-2871INTERCHANGEABLE
GUIDE,VALVE STEM
N57385
4820-01-318-6238INTERCHANGEABLE
SEAT,VALVE
N697760058
5310-01-334-2346INTERCHANGEABLE
WASHER,LOCK NUT
36027
5330-01-375-2904INTERCHANGEABLE
RETAINER,PACKING
36027

Frequently Asked Questions

What is NSN 4820-00-757-2970?

NSN 4820-00-757-2970 is a Diaphragm,actuator Valve,special, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-757-2970?

NSN 4820-00-757-2970 has 5 cross-referenced part numbers: 29708 (Leslie Controls, Inc. Dba Leslie Controls Inc), 36027 (Leslie Controls, Inc. Dba Leslie Controls Inc), N3602794 (Leslie Controls, Inc. Dba Leslie Controls Inc), 29708 PART 3602794 (Leslie Controls, Inc. Dba Leslie Controls Inc), 3602794 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-757-2970?

There are 12 known substitutes for 4820-00-757-2970: 5330-00-383-8767, 5905-00-473-9209, 5940-00-549-6581 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N3602794?

Key specifications for N3602794: Overall Height: 2.181 INCHES NOMINAL IN; Taper Major Diameter: 13.750 INCHES NOMINAL IN; Material Thickness: 0.177 INCHES NOMINAL IN; Taper Minor Diameter: 11.500 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-757-2970 still in active supply?

NSN 4820-00-757-2970 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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