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Tackle Block NSN 3940-01-499-8729

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 3940-01-499-8729 NSN: 3940-01-499-8729

Features and Characteristics

Bearing Type
Plain
End Application
Liist and fmtv
Maximum Load Rating
5000.0 pounds
Block Type
Snatch
Locking Style
Drop link
Sheave Quantity
1
Tackle Accommodated Type
Wire rope
Antitoppling Device
Not included
Shell Length
Between 5.490 inches and 6.250 inches
Sheave Outside Diameter
3.000 inches
Maximum Tackle Diameter Accommodated
0.375 millimeters
Tackle Locking Device
Not included
Attachment Style
Flatted loose swivel safety snap hook
Material And Location
Bronze bearing and steel
Part Name Assigned By Controlling Agency
Snatch block
Special Features
Nha: 12486596 and 12378420 // forged alloy heat treated hooks; forged steel swivel tees, yokes; pressue lube fittings
Style Designator
Pulley pattern
Supplementary Features
Safe working load: 2 tons // proof test load: 2.5 tons // ultimate strength load: 4 tons
FSC
3940 Slings Rigging Tackle Blocks
NIIN
014998729
NSN
3940014998729

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
M8026046
Cage Code:
75535
Status:
A
MSDS:
Part Number:
108038
Cage Code:
75535
Status:
A
MSDS:
Part Number:
12378672-004
Cage Code:
0FW39
Status:
A
MSDS:
Part Number:
12378672
Cage Code:
19207
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 3940-01-499-8729
What are the manufacturers of nsn 3940014998729?
Does this nsn 3940014998729 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3940014998729
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 3940014998729 contain any precious metals?
No precious metal content.
Does nsn 3940014998729 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3940014998729?
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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