NSN 3940-00-227-5577

Part Details | TACKLE BLOCK

3940-00-227-5577 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: S1801860405PC1T035T079T0111, S1801-860405PC1T03-5T07-9T011-1-, 3940-00-227-5577, 00-227-5577, 3940002275577, 002275577

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
39JAN 01, 196300-227-557706117 ( BLOCK, TACKLE )
REFERENCE DRAWINGS & PICTURES

OVAL PATTERN

Cross Reference | NSN 3940-00-227-5577
Part Number Cage Code Manufacturer
S1801-860405PC1T03-5T07-9T011-1-80064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 3940-00-227-5577
Characteristic Specifications
STYLE DESIGNATOR OVAL PATTERN
SHELL LENGTH12.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER7.375 INCHES NOMINAL
CENTER PIN DIAMETER0.875 INCHES NOMINAL
BLOCK TYPE REGULAR
MATERIAL AND LOCATION STEEL CENTER PIN AND STEEL SHEAVE AND WOOD SHELL
SURFACE TREATMENT AND LOCATION PAINTED SHELL AND ZINC, ELECTROLYTIC SHEAVE
SHEAVE QUANTITY2
BEARING TYPE PLAIN
SHEAVE BEARING LUBRICATION METHOD SELF-LUBRICATED
TACKLE ACCOMMODATED TYPE FIBROUS ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED1.312 INCHES
MAXIMUM LOAD RATING8600.0 POUNDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSELP NO.,SIZE 12 IN.,RIG NO. 10