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Tackle Block NSN 3940-01-442-9789

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 3940-01-442-9789 NSN: 3940-01-442-9789

Features and Characteristics

Bearing Type
Plain
End Application
Manufacturer name, hook block assembly
Block Type
Regular
Sheave Quantity
1
Tackle Accommodated Type
Wire rope
Antitoppling Device
Not included
Shell Length
20.000 inches
Sheave Outside Diameter
14.000 inches
Center Pin Diameter
0.500 inches
Sheave Bearing Lubrication Method
Pressure grease fitting
Maximum Tackle Diameter Accommodated
0.500 inches
Tackle Locking Device
Not included
Attachment Style
Swivel jaw and guy eyes
Material And Location
Steel
Special Features
40.72 in. From center point of sheave to load bearing surface of hook; steel construction with plastic shimsagavgaoe10 davit
Style Designator
Hoister pattern
FSC
3940 Slings Rigging Tackle Blocks
NIIN
014429789
NSN
3940014429789

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7D3-05679
Cage Code:
34712
Status:
A
MSDS:
Part Number:
7D5-05660 REV B ITEM 9
Cage Code:
34712
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 3940-01-442-9789
What are the manufacturers of nsn 3940014429789?
Does this nsn 3940014429789 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3940014429789
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 3940014429789 contain any precious metals?
No precious metal content.
Does nsn 3940014429789 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3940014429789?
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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