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National Stock Number:
3940-01-491-0436
Federal Supply Class:
3940
National Item Identification Number:
014910436
Description:
BLOCK,TACKLE
Detail:
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.
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Manufacturer Information:
| 571-6580814 ITEM 17 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 8004297 | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV | | M903628K | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV | | M903268K | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| ATTACHMENT STYLE | OBLONG SWIVEL EYE AND SHACKLE | | BEARING TYPE | PLAIN | | BECKET QUANTITY | 1 | | BECKET TYPE | OVAL EYE | | BLOCK TYPE | SNATCH | | LOAD RATING | 20000.0 POUNDS MAXIMUM | | LOCKING STYLE | DROP LINK | | MATERIAL | STEEL OVERALL | | SHELL LENGTH | 12.000 INCHES NOMINAL | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED | | SHEAVE QUANTITY | 1 | | STYLE DESIGNATOR | HALYARD PATTERN | | SURFACE TREATMENT | ZINC OVERALL | | TACKLE LOCKING DEVICE | NOT INCLUDED |
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