NSN 3940-01-491-4186
Part Details | TACKLE BLOCK
3940-01-491-4186 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: 5816726673 AY99, 581-6726673 AY99, 14923474, 5816726673AY9 9, 581-6726673-AY9 9, 3940-01-491-4186, 01-491-4186, 3940014914186, 014914186
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
39 | OCT 22, 2001 | 01-491-4186 | 06117 ( BLOCK, TACKLE ) |
REFERENCE DRAWINGS & PICTURES
HALF-OVAL PATTERN

Cross Reference | NSN 3940-01-491-4186
Part Number | Cage Code | Manufacturer |
---|---|---|
581-6726673 AY99 | 53711 | NAVAL SEA SYSTEMS COMMAND |
14923474 | 53711 | NAVAL SEA SYSTEMS COMMAND |
581-6726673-AY9 9 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 3940-01-491-4186
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | HALF-OVAL PATTERN |
BLOCK TYPE | REGULAR |
MATERIAL AND LOCATION | STEEL, CORROSION RESISTING OVERALL |
SHEAVE QUANTITY | 1 |
MAXIMUM LOAD RATING | 110000.0 POUNDS |
SPECIAL FEATURES | CALLED AFT FWD STATIONARY SHEAVE ASSEMBLY |
END ITEM IDENTIFICATION | VALVE, CONTROL; LOS ANGELES CLASS SSN (688) |