Part Details | TACKLE BLOCK
3940-00-376-1378 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: 518092TYPEB, 3940-00-376-1378, 00-376-1378, 3940003761378, 003761378
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 39 | JAN 01, 1963 | 00-376-1378 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
SAFETY LOCKING
OBLONG SWIVEL EYE
Cross Reference | NSN 3940-00-376-1378
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 518092TYPEB | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 3940-00-376-1378
| Characteristic | Specifications |
|---|---|
| SHEAVE OUTSIDE DIAMETER | 3.500 INCHES NOMINAL |
| CENTER PIN DIAMETER | 0.875 INCHES NOMINAL |
| BLOCK TYPE | SNATCH |
| LOCKING STYLE | SAFETY LOCKING |
| SHEAVE QUANTITY | 1 |
| BEARING TYPE | ROLLER |
| TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| MAXIMUM TACKLE DIAMETER ACCOMMODATED | 4.062 INCHES |
| TACKLE LOCKING DEVICE | NOT INCLUDED |
| ANTITOPPLING DEVICE | NOT INCLUDED |
| ATTACHMENT STYLE | OBLONG SWIVEL EYE |
| MAXIMUM LOAD RATING | 10000.0 POUNDS |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL AND LOCATION |