PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2645Diaphragm,valve,flat

Tescom Corp Dba Tescom Div Tescom · NSN 4820-00-482-5782 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-482-5782 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-482-5782. Primary manufacturer part number: 2645.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Outside Diameter: 2.125 INCHES NOMINAL IN
  • Style Designator: FLAT
  • Material Thickness: 0.060 INCHES NOMINAL IN
  • Center Hole Diameter: 0.310 INCHES NOMINAL IN
  • Material: RUBBER CHLOROPRENE CLASS CR AND PLASTIC POLYAMIDE NYLON
  • 1 verified cross-reference
  • Primary manufacturer: Tescom Corp Dba Tescom Div Tescom
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Chloroprene Class Cr and Plastic Polyamide Nylon construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-482-5782, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-482-5782
Primary Part Number2645
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTescom Corp Dba Tescom Div Tescom
StatusACTIVE
Outside Diameter2.125 INCHES NOMINAL IN
Style DesignatorFLAT
Material Thickness0.060 INCHES NOMINAL IN
Center Hole Diameter0.310 INCHES NOMINAL IN
MaterialRUBBER CHLOROPRENE CLASS CR AND PLASTIC POLYAMIDE NYLON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4310-00-173-5407 INTERCHANGEABLE
Ring,piston
9540-00-197-9865 INTERCHANGEABLE
Channel,structural
9540-00-542-2737 INTERCHANGEABLE
Channel,structural
5970-00-960-88602645 INTERCHANGEABLE
Insulator,standoff
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
4820-01-275-41602645 INTERCHANGEABLE
Valve,stop-Check
Hunt Valve Company, Inc.
6530-01-321-55872410C INTERCHANGEABLE
Light,surgical,ceiling
Getinge Usa Inc
4820-01-340-4139264-5 INTERCHANGEABLE
Disk,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
6130-01-394-01202645 INTERCHANGEABLE
Power Supply
Modular Devices Inc Dba Modular Devices Inc
Cross-Reference Index
Part NumberManufacturer
2645 PRIMARY Tescom Corp Dba Tescom Div Tescom (USA)
Related Parts
4310-00-173-5407INTERCHANGEABLE
RING,PISTON
9540-00-197-9865INTERCHANGEABLE
CHANNEL,STRUCTURAL
9540-00-542-2737INTERCHANGEABLE
CHANNEL,STRUCTURAL
5970-00-960-8860INTERCHANGEABLE
INSULATOR,STANDOFF
2645
4820-01-275-4160INTERCHANGEABLE
VALVE,STOP-CHECK
2645
6530-01-321-5587INTERCHANGEABLE
LIGHT,SURGICAL,CEILING
2410C
4820-01-340-4139INTERCHANGEABLE
DISK,VALVE
264-5
6130-01-394-0120INTERCHANGEABLE
POWER SUPPLY
2645

Frequently Asked Questions

What is NSN 4820-00-482-5782?

NSN 4820-00-482-5782 is a Diaphragm,valve,flat, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-482-5782?

NSN 4820-00-482-5782 has 1 cross-referenced part number: 2645 (Tescom Corp Dba Tescom Div Tescom).

What NSN replaces 4820-00-482-5782?

There are 8 known substitutes for 4820-00-482-5782: 4310-00-173-5407, 9540-00-197-9865, 9540-00-542-2737 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2645?

Key specifications for 2645: Outside Diameter: 2.125 INCHES NOMINAL IN; Style Designator: FLAT; Material Thickness: 0.060 INCHES NOMINAL IN; Center Hole Diameter: 0.310 INCHES NOMINAL IN. 5 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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