NSN 3940-01-478-2946
Part Details | TACKLE BLOCK
3940-01-478-2946 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: 7011899324, 701-1899324, CVAN657011899324 ASSY 196, CVAN65-701-1899324 ASSY 196, 3940-01-478-2946, 01-478-2946, 3940014782946, 014782946
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 39 | SEP 06, 2000 | 01-478-2946 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3940-01-478-2946
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 701-1899324 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| CVAN65-701-1899324 ASSY 196 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 3940-01-478-2946
| Characteristic | Specifications |
|---|---|
| BLOCK TYPE | REGULAR |
| MATERIAL AND LOCATION | STEEL OVERALL |
| SHEAVE QUANTITY | 2 |
| BEARING TYPE | PLAIN |
| SHEAVE BEARING LUBRICATION METHOD | PREPACKED WITH GREASE |
| TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.500 INCHES |
| TACKLE LOCKING DEVICE | NOT INCLUDED |
| ANTITOPPLING DEVICE | NOT INCLUDED |
| SPECIAL FEATURES | EACH SHEAVE IS 4.5 INCH OD; AFFIXED TO A BLOCK 3.0 INCH FROM THE BASE AND 5.0 INCH BETWEEN CENTERS; ITEM IS CALLED A SHEAVE ASSY |
| END ITEM IDENTIFICATION | DOOR ON NIMITZ CLASS CVN |