Model: 571-6580814 ITEM 18

Tackle Block

Special Features:

Proof test to 28 tons

Properties:

Bearing Type

Roller

End Application

Cargo boom

Maximum Load Rating

28000.0 pounds

Block Type

Regular

Sheave Quantity

Tackle Accommodated Type

Wire rope

Becket Type

Round eye

Shell Length

31.120 inches

Sheave Outside Diameter

18.000 inches

Becket Quantity

Sheave Bearing Lubrication Method

Self-lubricated

Tackle Locking Device

Not included

Attachment Style

Drilled swivel eye and shackle

Material And Location

Steel

Surface Treatment And Location

Galvanized

Style Designator

Round pattern

NSN

3940-01-491-0456

Part Number

571-6580814 ITEM 18

Description

Block,tackle

CAGE

53711

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.

Part 571-6580814 ITEM 18 NSN 3940-01-491-0456

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06117

FIIG:

A12900

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127300

UFC:

64560

LTL:

60.0

LCL:

WCC:

793

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8425190000
SITC: 74421
End Use: Materials handling equipment
NAICS: 333923
USDA: 1

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