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Flat Valve Diaphragm NSN 4820-00-931-7129

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 4820-00-931-7129 NSN: 4820-00-931-7129

Features and Characteristics

Hole Diameter
0.200 inches
Outside Diameter
2.250 inches
Bolt Circle Diameter
1.830 inches
Material Thickness
0.025 inches
Center Hole Diameter
0.130 inches
Bolt Hole Quantity
12
Special Features
Metal insert in center hole
Material
Rubber synthetic
Style Designator
Flat
Reference Number Differentiating Characteristics
Selected and tested for use on electrolytic oxygen-nitrogen
FSC
4820 Nonpowered Valves
NIIN
009317129
NSN
4820009317129

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6750-83SPCL
Cage Code:
81412
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 4820-00-931-7129
What are the manufacturers of nsn 4820009317129?
Does this nsn 4820009317129 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009317129
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 4820009317129 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009317129 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009317129?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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