PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DPM18-4Diaphragm,valve,flat

Johnson Controls Inc Control Products Div · NSN 4820-00-036-3864 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-3864 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-3864. Primary manufacturer part number: DPM18-4.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Style Designator: FLAT
  • Bolt Hole Quantity: 8
  • Center Hole Diameter: 2.485 INCHES NOMINAL IN
  • Hole Diameter: 0.250 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • Bolt Circle Diameter: 3.250 INCHES NOMINAL IN
  • Material Thickness: 0.141 INCHES NOMINAL IN
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 4820-00-036-3864, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Johnson Controls Inc Control Products Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-036-3864
Primary Part NumberDPM18-4
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerJohnson Controls Inc Control Products Div
StatusCANCELLED
Style DesignatorFLAT
Bolt Hole Quantity8
Center Hole Diameter2.485 INCHES NOMINAL IN
Hole Diameter0.250 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Bolt Circle Diameter3.250 INCHES NOMINAL IN
Material Thickness0.141 INCHES NOMINAL IN
Outside Diameter7.460 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
8010-00-079-3760PSP8 INTERCHANGEABLE
Enamel
Newell Rubbermaid Inc Dba Newell Div Bernzomatic
5133-00-189-9273 INTERCHANGEABLE
Drill,twist
5340-00-199-80502411-1 INTERCHANGEABLE
Fastener,pawl
Adams Rite Aerospace, Inc
5961-00-456-90342N4900 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
5330-01-126-071124.1111 INTERCHANGEABLE
Seal
Technical Specialties Company, Inc.
5306-01-172-160924510 INTERCHANGEABLE
Bolt
Paccar Winch Inc Dba Paccar Winch Division
6110-01-212-136324111 INTERCHANGEABLE
Controller,motor
Ward Leonard Ct Llc
5998-01-349-2291 INTERCHANGEABLE
Circuit Card Assembly
5935-01-367-7811 INTERCHANGEABLE
Shell,electrical Connector
6632-01-733-612524111 INTERCHANGEABLE
Analyzer,blood Glucose
Acon Laboratories, Inc.
Cross-Reference Index
Part NumberManufacturer
DMP18-4 Johnson Controls Inc Control Products Div (USA)
24111 Desco Corp Marsh Bellofram Div (USA)
DPM18-4 PRIMARY Johnson Controls Inc Control Products Div (USA)
Related Parts
8010-00-079-3760INTERCHANGEABLE
ENAMEL
PSP8
5133-00-189-9273INTERCHANGEABLE
DRILL,TWIST
5340-00-199-8050INTERCHANGEABLE
FASTENER,PAWL
2411-1
5961-00-456-9034INTERCHANGEABLE
TRANSISTOR
2N4900
5330-01-126-0711INTERCHANGEABLE
SEAL
24.1111
5306-01-172-1609INTERCHANGEABLE
BOLT
24510
6110-01-212-1363INTERCHANGEABLE
CONTROLLER,MOTOR
24111
5998-01-349-2291INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5935-01-367-7811INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
6632-01-733-6125INTERCHANGEABLE
ANALYZER,BLOOD GLUCOSE
24111

Frequently Asked Questions

What is NSN 4820-00-036-3864?

NSN 4820-00-036-3864 is a Diaphragm,valve,flat, manufactured by Johnson Controls Inc Control Products Div, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-036-3864?

NSN 4820-00-036-3864 has 3 cross-referenced part numbers: DMP18-4 (Johnson Controls Inc Control Products Div), 24111 (Desco Corp Marsh Bellofram Div), DPM18-4 (Johnson Controls Inc Control Products Div).

What NSN replaces 4820-00-036-3864?

There are 10 known substitutes for 4820-00-036-3864: 8010-00-079-3760, 5133-00-189-9273, 5340-00-199-8050 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DPM18-4?

Key specifications for DPM18-4: Style Designator: FLAT; Bolt Hole Quantity: 8; Center Hole Diameter: 2.485 INCHES NOMINAL IN; Hole Diameter: 0.250 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-036-3864 still in active supply?

NSN 4820-00-036-3864 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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