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National Stock Number:
3940-00-272-9307
Federal Supply Class:
3940
National Item Identification Number:
002729307
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:
| 2526 | 71110 | BREWER-TITCHNER CORP SUB JOSLYN MFG AND SUPPLY CO | | MILB11837 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| STYLE DESIGNATOR | ROUND PATTERN | | SHEAVE OUTSIDE DIAMETER | 6.000 INCHES NOMINAL | | CENTER PIN DIAMETER | 1.250 INCHES NOMINAL | | BLOCK TYPE | SNATCH | | LOCKING STYLE | DROP LINK | | MATERIAL AND LOCATION | BRONZE BEARING | | STEEL CENTER PIN | | STEEL SHEAVE | | STEEL SHELL | | SURFACE TREATMENT AND LOCATION | ZINC, ELECTROLYTIC OVERALL | | SHEAVE QUANTITY | 1 | | BEARING TYPE | PLAIN | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.625 INCHES | | TACKLE LOCKING DEVICE | NOT INCLUDED | | ANTITOPPLING DEVICE | NOT INCLUDED | | ATTACHMENT STYLE | DRILLED SWIVEL EYE AND SHACKLE | | MAXIMUM LOAD RATING | 10000.0 POUNDS | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILB11837 |
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