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Tackle Block NSN 3940-01-478-2946

Item Description

A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage.

NSN 3940-01-478-2946 NSN: 3940-01-478-2946

Features and Characteristics

Bearing Type
Plain
End Application
Door on nimitz class cvn
Block Type
Regular
Sheave Quantity
2
Tackle Accommodated Type
Wire rope
Antitoppling Device
Not included
Sheave Bearing Lubrication Method
Prepacked with grease
Maximum Tackle Diameter Accommodated
0.500 inches
Tackle Locking Device
Not included
Material And Location
Steel
Special Features
Each sheave is 4.5 inch od; affixed to a block 3.0 inch from the base and 5.0 inch between centers; item is called a sheave assembly
FSC
3940 Slings Rigging Tackle Blocks
NIIN
014782946
NSN
3940014782946

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CVAN65-701-1899324 ASSY 196
Cage Code:
53711
Status:
A
MSDS:
Part Number:
701-1899324
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8425190000
  • NAICS: 333923
  • SITC: 74421
  • Description: Pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor
  • End Use (Code 21170):
    Materials handling equipment

Q & A

Frequently asked questions for NSN 3940-01-478-2946
What are the manufacturers of nsn 3940014782946?
Does this nsn 3940014782946 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3940014782946
A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. it is used to change direction of a running rope and/or to gain a mechanical advantage.
Does nsn 3940014782946 contain any precious metals?
Precious metal content is unknown.
Does nsn 3940014782946 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3940014782946?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06117
FIIG:
A12900
App. Key:
A
Cond. Code:
1
Status:
A

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