NSN 3940-00-461-1539

Part Details | TACKLE BLOCK

3940-00-461-1539 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: 4084HU, MILB24141, 3940-00-461-1539, 00-461-1539, 3940004611539, 004611539

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 21, 197000-461-153906117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

SAFETY LOCKING

OBLONG SWIVEL EYE AND SHACKLE

OVAL PATTERN

Cross Reference | NSN 3940-00-461-1539
Part Number Cage Code Manufacturer
4084HU71110BREWER-TITCHNER CORPSUB JOSLYN MFG AND SUPPLY CO
MILB2414181349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 3940-00-461-1539
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHEAVE OUTSIDE DIAMETER18.000 INCHES NOMINAL
CENTER PIN DIAMETER1.500 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE SAFETY LOCKING
SURFACE TREATMENT AND LOCATION ZINC, HOT DIP OVERALL
SHEAVE QUANTITY1
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.000 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
ATTACHMENT STYLE OBLONG SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING20000.0 POUNDS
NONDEFINITIVE SPEC/STD DATA3 TYPE