NSN 3940-01-648-2684
Part Details | TACKLE BLOCK
3940-01-648-2684 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: 702027, 3940-01-648-2684, 01-648-2684, 3940016482684, 016482684
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
39 | SEP 21, 2015 | 01-648-2684 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
SAFETY LOCKING

Cross Reference | NSN 3940-01-648-2684
Part Number | Cage Code | Manufacturer |
---|---|---|
702027 | 75535 | CROSBY GROUP INCDBA NATIONAL SWAGE |
Technical Data | NSN 3940-01-648-2684
Characteristic | Specifications |
---|---|
SHEAVE OUTSIDE DIAMETER | 203.0 MILLIMETERS NOMINAL |
BLOCK TYPE | SNATCH |
LOCKING STYLE | SAFETY LOCKING |
MATERIAL AND LOCATION | WOOD SHELL AND STEEL SHEAVE |
TACKLE ACCOMMODATED TYPE | FIBROUS ROPE |
MAXIMUM TACKLE DIAMETER ACCOMMODATED | 38.0 MILLIMETERS |
TACKLE LOCKING DEVICE | INCLUDED |
SPECIAL FEATURES | NEW STYLE BLOCKS FEATURE HIGHER WORKING LOAD LIMITS |
PART NAME ASSIGNED BY CONTROLLING AGENCY | MANILA ROPE SNATCH BLOCK |