|
|
|
National Stock Number:
3940-00-723-3549
Federal Supply Class:
3940
National Item Identification Number:
007233549
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.
|
Manufacturer Information:
| A-A-59809 | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | AA59809-1B | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | GGGB490 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
|
Techincal Specification:
| STYLE DESIGNATOR | OVAL PATTERN | | SHELL LENGTH | 6.000 INCHES NOMINAL | | SHEAVE OUTSIDE DIAMETER | 3.000 INCHES NOMINAL | | CENTER PIN DIAMETER | 0.500 INCHES NOMINAL | | BLOCK TYPE | SNATCH | | LOCKING STYLE | SAFETY LOCKING | | MATERIAL AND LOCATION | BRONZE BEARING | | STEEL CENTER PIN | | STEEL SHEAVE AND | | IRON SHEAVE | | STEEL SHELL AND | | IRON SHELL | | SURFACE TREATMENT AND LOCATION | ZINC, ELECTROLYTIC OVERALL | | SHEAVE QUANTITY | 1 | | BEARING TYPE | PLAIN | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED | | TACKLE ACCOMMODATED TYPE | FIBROUS ROPE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.875 INCHES | | TACKLE LOCKING DEVICE | NOT INCLUDED | | ANTITOPPLING DEVICE | NOT INCLUDED | | ATTACHMENT STYLE | UPSET SCREW PIN ANCHOR SHACKLE | | MAXIMUM LOAD RATING | 3000.0 POUNDS | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 58536 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | A-A-59809 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AA59809-1B |
|
|