NSN 3940-00-264-4758

Part Details | TACKLE BLOCK

3940-00-264-4758 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: S1801770367PC1T015, S1801-770367PC1T015, 3940-00-264-4758, 00-264-4758, 3940002644758, 002644758

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-264-475806117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OVAL PATTERN

Cross Reference | NSN 3940-00-264-4758
Part Number Cage Code Manufacturer
S1801-770367PC1T01580064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 3940-00-264-4758
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHEAVE OUTSIDE DIAMETER12.000 INCHES NOMINAL
CENTER PIN DIAMETER1.247 INCHES NOMINAL
BLOCK TYPE REGULAR
SURFACE TREATMENT AND LOCATION ZINC, ELECTROLYTIC OVERALL
SHEAVE QUANTITY1
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD PRESSURE GREASE FITTING
TACKLE ACCOMMODATED TYPE WIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.500 INCHES
TACKLE LOCKING DEVICE NOT INCLUDED
ANTITOPPLING DEVICE NOT INCLUDED
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SHEAVE QUANTITY AND BY MAXIMUM TACKLE DIAMETER ACCOMMODATED