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Tackle Block NSN 3940-01-457-6339

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 3940-01-457-6339 NSN: 3940-01-457-6339

Features and Characteristics

Maximum Load Rating
8000.0 pounds
Block Type
Snatch
Sheave Quantity
1
Tackle Accommodated Type
Wire rope
Sheave Outside Diameter
8.000 inches
Center Pin Diameter
1.000 inches
Maximum Tackle Diameter Accommodated
0.500 inches
Attachment Style
Drilled swivel eye and shackle
Material And Location
Bronze bearing and bronze sheave
Style Designator
Pulley pattern
FSC
3940 Slings Rigging Tackle Blocks
NIIN
014576339
NSN
3940014576339

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SB4S-8BS
Cage Code:
99557
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 3940-01-457-6339
What are the manufacturers of nsn 3940014576339?
Does this nsn 3940014576339 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3940014576339
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 3940014576339 contain any precious metals?
No precious metal content.
Does nsn 3940014576339 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3940014576339?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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