NSN 3940-01-442-9789
Part Details | TACKLE BLOCK
3940-01-442-9789 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: 7D505660 REV B ITEM 9, 7D5-05660 REV B ITEM 9, 7D305679, 7D3-05679, 3940-01-442-9789, 01-442-9789, 3940014429789, 014429789
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 39 | MAR 28, 1997 | 01-442-9789 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
SWIVEL JAW AND GUY EYES
OVAL PATTERN
Cross Reference | NSN 3940-01-442-9789
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7D5-05660 REV B ITEM 9 | 34712 | OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE |
| 7D3-05679 | 34712 | OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE |
Technical Data | NSN 3940-01-442-9789
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 2 OVAL PATTERN |
| SHELL LENGTH | 20.000 INCHES NOMINAL |
| SHEAVE OUTSIDE DIAMETER | 14.000 INCHES NOMINAL |
| CENTER PIN DIAMETER | 0.500 INCHES NOMINAL |
| BLOCK TYPE | REGULAR |
| MATERIAL AND LOCATION | STEEL OVERALL |
| SHEAVE QUANTITY | 1 |
| BEARING TYPE | PLAIN |
| SHEAVE BEARING LUBRICATION METHOD | PRESSURE GREASE FITTING |
| TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.500 INCHES |
| TACKLE LOCKING DEVICE | NOT INCLUDED |
| ANTITOPPLING DEVICE | NOT INCLUDED |
| ATTACHMENT STYLE | SWIVEL JAW AND GUY EYES |
| SPECIAL FEATURES | 40.72 IN. FROM CENTER POINT OF SHEAVE TO LOAD BEARING SURFACE OF HOOK; STEEL CONSTRUCTION WITH PLASTIC SHIMSAGAVGAOE10 DAVIT |
| END ITEM IDENTIFICATION | MANUFACTURER NAME, HOOK BLOCK ASSEMBLY |