Product Details | TACKLE BLOCK

3940-00-555-8029 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 Alternates: A236307, 3940-00-555-8029, 00-555-8029, 3940005558029, 005558029

Materials Handling Equipment | Blocks, Tackle, Rigging, and Slings

Supply Group (FSG) NSN Assign. NIIN
39 01 JAN 1963 00-555-8029

Drawings & Photos | NSN 3940-00-555-8029


Cross Reference | NSN 3940-00-555-8029

Part Number Cage Code Manufacturer
A236307 06845 RAYTHEON COMPANY DBA RAYTHEON

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Technical Data | NSN 3940-00-555-8029

Characteristic Specifications
STYLE DESIGNATOR 1 OVAL PATTERN
SHELL LENGTH 4.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER 2.250 INCHES NOMINAL
CENTER PIN DIAMETER 0.375 INCHES NOMINAL
BLOCK TYPE REGULAR
MATERIAL AND LOCATION STEEL BEARING STEEL CENTER PIN IRON SHEAVE STEEL SHELL
SHEAVE QUANTITY 3
BEARING TYPE PLAIN
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED 0.500 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
MAXIMUM LOAD RATING 900.0 POUNDS
MANUFACTURERS CODE 06845
DESIGN CONTROL REFERENCE A236307

Restrictions/Controls & Freight Information | NSN 3940-00-555-8029

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 127300 PULLEY BLOCKS/TCKLE/SNATCH/FAIRLDRS
Less than car load rating S 60
Less than truck load rating S 60.0
Water commodity Code 885 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable