4081Q

Tackle Block

NSN 3940-00-071-0389

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000710389

Product Technical Spec.

Bearing Type:
Plain
Maximum Load Rating:
5000.0 pounds
Block Type:
Snatch
Locking Style:
Safety locking
Sheave Quantity:
1
Tackle Accommodated Type:
Wire rope
Antitoppling Device:
Not included
Sheave Outside Diameter:
8.000 inches
Center Pin Diameter:
0.875 inches
Sheave Bearing Lubrication Method:
Self-lubricated
Maximum Tackle Diameter Accommodated:
0.625 inches
Tackle Locking Device:
Not included
Attachment Style:
Drilled swivel eye and shackle and stiff, upset swivel shackle
Material And Location:
Bronze bearing
Material And Location:
Steel center pin
Material And Location:
Steel sheave
Material And Location:
Steel shell
Style Designator:
Round pattern
NSN:
3940-00-071-0389
Item Name:
Ordinary Block
Cage Code:
71110

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06117
FIIG:
A12900
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Ordinary Block"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
TENNESSEE VALLEY AUTHORITY Tennessee Valley Authority
DSOR:
Import / Export
  • Schedule B: 8425190000
  • SITC: 74421
  • End Use: Materials handling equipment
  • NAICS: 333923
  • USDA: 1

Classification: Pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor


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