NSN 3940-01-491-0524

Part Details | TACKLE BLOCK

3940-01-491-0524 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.

Alternate Parts: M903628F, 8004288, 5716580814 ITEM 27, 571-6580814 ITEM 27, M903268F, 3940-01-491-0524, 01-491-0524, 3940014910524, 014910524

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39OCT 11, 200101-491-052406117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OBLONG SWIVEL EYE AND SHACKLE

ROUND PATTERN

Cross Reference | NSN 3940-01-491-0524
Part Number Cage Code Manufacturer
M903628F76257CROSBY GROUP INC THEMCKISSICK PLANT DIV
800428876257CROSBY GROUP INC THEMCKISSICK PLANT DIV
571-6580814 ITEM 2753711NAVAL SEA SYSTEMS COMMAND
M903268FD9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 3940-01-491-0524
Characteristic Specifications
STYLE DESIGNATOR ROUND PATTERN
SHELL LENGTH35.500 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER18.000 INCHES NOMINAL
BLOCK TYPE REGULAR
MATERIAL AND LOCATION STEEL OVERALL
SURFACE TREATMENT AND LOCATION GALVANIZED OVERALL
SHEAVE QUANTITY1
BEARING TYPE ROLLER
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE WIRE ROPE
TACKLE LOCKING DEVICE NOT INCLUDED
BECKET TYPE ROUND EYE
BECKET QUANTITY1
ATTACHMENT STYLE7 OBLONG SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING28000.0 POUNDS
END ITEM IDENTIFICATIONCARGO BOOM