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Rupturable Disk NSN 4820-01-590-5565

Item Description

A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a head, safety, pressure relief. For items furnished with a holder, see head and disk, safety, pressure relief. For items without a rupture pressure rating, see disk, solid, plain. Excludes diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve; and insulator, disk.

NSN 4820-01-590-5565 NSN: 4820-01-590-5565

Features and Characteristics

Cross-sectional Shape
Flat
Disk Type
Composite
Part Name Assigned By Controlling Agency
Fire extinguisher port with ring and sticker
Disk Material
Plastic
Disk Size
2.700 inches
Special Features
Requires four no. 8 stainless flathead screws not included
Furnished Items And Quantity
1 retaining ring and 1 identification tag
FSC
4820 Nonpowered Valves
NIIN
015905565
NSN
4820015905565

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6990
Cage Code:
088J4
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 4820-01-590-5565
What are the manufacturers of nsn 4820015905565?
Does this nsn 4820015905565 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015905565
A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. it may include multiple pieces, such as a retainer ring, disk and vacuum support. it can be used independently or as a component part of a head, safety, pressure relief. for items furnished with a holder, see head and disk, safety, pressure relief. for items without a rupture pressure rating, see disk, solid, plain. excludes diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve; and insulator, disk.
Does nsn 4820015905565 contain any precious metals?
No precious metal content.
Does nsn 4820015905565 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015905565?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27850
FIIG:
A512V0
App. Key:
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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