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Hydraulic System Bleeder Valve NSN 4820-00-028-9991

Item Description

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.

NSN 4820-00-028-9991 NSN: 4820-00-028-9991

Features and Characteristics

End Application
Shipboard material handling equipment (mhe); scraper tractor, wheeled; scraper (621b)
Special Features
Steel, 1.250 in. O/a lg, 0.125 in. Diameter hole drilled through center of valve, 7/16-20 external thread, 0.125 in. Diameter of hole drilled at small end, 0.562 in.Dia across hex wrenching feature, 0.250 in. H of hexhead, 0.500 in. Lg of thread; valve, brake, air control used on wheel tractor scraper, caterpillar model 637
FSC
4820 Nonpowered Valves
NIIN
000289991
NSN
4820000289991

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7D6864
Cage Code:
11083
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809050
  • NAICS: 332911
  • SITC: 74780
  • Description: Other taps, cocks, valves, etc., nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-028-9991
What are the manufacturers of nsn 4820000289991?
Does this nsn 4820000289991 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000289991
A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. it may be furnished with or without a dust cap. excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.
Does nsn 4820000289991 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000289991 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000289991?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
37648
FIIG:
A046B0
App. Key:
AU
Cond. Code:
1
Status:
A

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