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Body Hub NSN 3040-00-398-0521

Item Description

A cylindrical shoulder type item designed to be mounted and secured directly on a shaft or axle to position and retain on its body a gear(s), wheel(s), or the like. Items must have a method of securing directly to the shaft; however, a pilot hole drilled in or through the wall of the shoulder may be considered a method of securing; or by compressing the slotted hub end on the shaft by a hub clamp, which may or may not be included. Excludes bearing, sleeve; bushing, sleeve; and collar, shaft.

NSN 3040-00-398-0521 NSN: 3040-00-398-0521

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Major End Items End items to which 3040-00-398-0521 is a component of

  • N/A Rh-53 Sea Knight H-46; Helicopter Sea King H-3; Helicopter Sea Sprite H-2; Helicopter Helicopter
  • N/A Azimuth Indicator
  • N/A Indicator Assy
  • N/A Course Indicator

Features and Characteristics

Shoulder Width
0.031 inches
End Application
Helicopter, sea sprite h-2; helicopter, sea king h-3; helicopter, sea knight h-46; helicopter, rh-53; helicopter, ch-53a/d/e; aircraft, ta-4j, hercules c-130f, hercules kc-130
Shoulder Outside Diameter
0.250 inches
Hub Inside Diameter
0.055 inches
Criticality Code Justification
Feat
First End Hub Outside Diameter
0.080 inches
Second End Hub Outside Diameter
0.250 inches
Special Features
O/a length: 0.434 in.Nom; two counterbores second end 0.1253 in.Dia, and 0.196 in.Dia; weapon system essential
Material
Stainless steel
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
003980521
NSN
3040003980521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
788320-1
Cage Code:
96774
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8483905000
  • NAICS: 333612
  • SITC: 74890
  • Description: Parts of gearing, gear boxes and other speed changers
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3040-00-398-0521
What are the manufacturers of nsn 3040003980521?
Does this nsn 3040003980521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040003980521
A cylindrical shoulder type item designed to be mounted and secured directly on a shaft or axle to position and retain on its body a gear(s), wheel(s), or the like. items must have a method of securing directly to the shaft; however, a pilot hole drilled in or through the wall of the shoulder may be considered a method of securing; or by compressing the slotted hub end on the shaft by a hub clamp, which may or may not be included. excludes bearing, sleeve; bushing, sleeve; and collar, shaft.
Does nsn 3040003980521 contain any precious metals?
Precious metal content is unknown.
Does nsn 3040003980521 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040003980521?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27782
FIIG:
A523Y0
App. Key:
Cond. Code:
2
Status:
A

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