Part Details | TACKLE BLOCK
3940-00-071-0391 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: 4083H, 3940-00-071-0391, 00-071-0391, 3940000710391, 000710391
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 39 | JAN 01, 1963 | 00-071-0391 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
SAFETY LOCKING
OBLONG SWIVEL EYE AND SHACKLE
ROUND PATTERN
Cross Reference | NSN 3940-00-071-0391
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4083H | 71110 | BREWER-TITCHNER CORPSUB JOSLYN MFG AND SUPPLY CO |
Technical Data | NSN 3940-00-071-0391
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ROUND PATTERN |
| SHEAVE OUTSIDE DIAMETER | 6.000 INCHES NOMINAL |
| CENTER PIN DIAMETER | 0.750 INCHES NOMINAL |
| BLOCK TYPE | SNATCH |
| LOCKING STYLE | SAFETY LOCKING |
| SHEAVE QUANTITY | 1 |
| BEARING TYPE | PLAIN |
| SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED |
| TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.500 INCHES |
| TACKLE LOCKING DEVICE | NOT INCLUDED |
| ANTITOPPLING DEVICE | NOT INCLUDED |
| ATTACHMENT STYLE | 3 OBLONG SWIVEL EYE AND SHACKLE |
| MAXIMUM LOAD RATING | 3000.0 POUNDS |