NSN 3940-01-371-4270

Part Details | TACKLE BLOCK

3940-01-371-4270 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: L45H AND SS4055, L-45-H AND SS4055, 599819, 3940-01-371-4270, 01-371-4270, 3940013714270, 013714270

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39FEB 12, 199301-371-427006117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

SAFETY LOCKING

OVAL PATTERN

Cross Reference | NSN 3940-01-371-4270
Part Number Cage Code Manufacturer
L-45-H AND SS405517798LEBUS INTERNATIONAL, INC.DBA LEBUS
599819H5808MENNENS AMSTERDAM B.V.
Technical Data | NSN 3940-01-371-4270
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHELL LENGTH4.500 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER4.125 INCHES NOMINAL
CENTER PIN DIAMETER1.000 INCHES NOMINAL
BLOCK TYPE SNATCH
LOCKING STYLE SAFETY LOCKING
MATERIAL AND LOCATION STEEL OVERALL
BEARING TYPE ROLLER
TACKLE ACCOMMODATED TYPE WIRE ROPE
END ITEM IDENTIFICATIONSNATCH BLOCK 170