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Flat Valve Diaphragm NSN 4820-00-025-7660

Item Description

An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes diaphragm, valve, special shaped and gasket.

NSN 4820-00-025-7660 NSN: 4820-00-025-7660

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Features and Characteristics

Hole Diameter
0.297 inches
Outside Diameter
3.406 inches
Bolt Circle Diameter
2.812 inches
Material Thickness
0.047 inches
Center Hole Diameter
0.250 inches
Bolt Hole Quantity
12
Material
Rubber synthetic
Style Designator
Flat
Supplementary Features
Additional material: fiber
FSC
4820 Nonpowered Valves
NIIN
000257660
NSN
4820000257660

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2155-189
Cage Code:
41387
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481909090
  • NAICS: 332911
  • SITC: 74790
  • Description: Parts of taps, cocks, valves and similar appliances, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-025-7660
What are the manufacturers of nsn 4820000257660?
Does this nsn 4820000257660 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000257660
An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. the surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. the item may contain bolt holes and/or a center hole. excludes diaphragm, valve, special shaped and gasket.
Does nsn 4820000257660 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000257660 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000257660?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
60396
FIIG:
A540D0
App. Key:
Cond. Code:
2
Status:
A

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