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National Stock Number:
3940-00-891-2172
Federal Supply Class:
3940
National Item Identification Number:
008912172
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:
| 341N400-501-105 | 99696 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN SYSTEMS & GLOBAL SOLUTIONS |
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Techincal Specification:
| ANTITOPPLING DEVICE | NOT INCLUDED | | BLOCK TYPE | REGULAR | | CENTER PIN DIAMETER | 0.874 INCHES MINIMUM AND 0.885 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 3140 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE CENTER PIN | | MATERIAL | STEEL COMP 3140 CENTER PIN | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 1.000 INCHES | | SHEAVE OUTSIDE DIAMETER | 10.000 INCHES NOMINAL | | SHEAVE QUANTITY | 1 | | SPECIAL FEATURES | ASSEMBLY CONSISTS (1)341N400-501-5; AND BASIC REFERENCE NUMBER | | STYLE DESIGNATOR | HALF-STRAP PATTERN | | TACKLE LOCKING DEVICE | NOT INCLUDED |
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