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Pressure Relief Safety Head NSN 4820-01-526-5227

Item Description

An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes valve, safety relief and plug, fusible. for items furnished with a disk, see head and disk, safety, pressure relier.

NSN 4820-01-526-5227 NSN: 4820-01-526-5227

Features and Characteristics

Head Type
Screw
End Connection Type
Threaded
Head Size
2.810 inches
Burst Pressure
3000.0 pressure pounds per square inch gage
Head Material
Steel
Burst Temperature
1000.0 degrees fahrenheit
Special Features
Rupture disc size 11/16 inch, inlet holder connection 1/4 inch mpt, outlet holder connection 1/2 inch mpt
FSC
4820 Nonpowered Valves
NIIN
015265227
NSN
4820015265227

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
LH10254A0001
Cage Code:
25515
Status:
A
MSDS:
Part Number:
16LS3-25-P
Cage Code:
25515
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 4820-01-526-5227
What are the manufacturers of nsn 4820015265227?
Does this nsn 4820015265227 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015265227
An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. it may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. excludes valve, safety relief and plug, fusible. for items furnished with a disk, see head and disk, safety, pressure relier.
Does nsn 4820015265227 contain any precious metals?
No precious metal content.
Does nsn 4820015265227 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015265227?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
28139
FIIG:
A512U0
App. Key:
Cond. Code:
1
Status:
A

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