The BLOCK,TACKLE is a the manufacturer industrial component. Key specifications include material: STEEL SHEAVE, block_type: REGULAR, becket_type: THIMBLE, load_rating: 600.0 POUNDS MAXIMUM LBS, bearing_type: PLAIN, attachment_style: FLATTED LOOSE SWIVEL EYE WITH SWIVEL HOOK. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3940-00-239-8778, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL SHEAVE |
| block_type | REGULAR |
| becket_type | THIMBLE |
| load_rating | 600.0 POUNDS MAXIMUM LBS |
| bearing_type | PLAIN |
| becket_quantity | 1 |
| sheave_quantity | 2 |
| attachment_style | FLATTED LOOSE SWIVEL EYE WITH SWIVEL HOOK |
| style_designator | DIAMOND PATTERN |
| surface_treatment | ZINC SHELL |
| antitoppling_device | NOT INCLUDED |
| tackle_locking_device | NOT INCLUDED |
| NSN | 3940-00-239-8778 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-Z-17871 MIL SPEC SINGLE TREATMENT RESPONSE SHEAVE |
| MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.625 INCHES IN |
| TACKLE LOCKING DEVICE | NOT INCLUDED |
| SHEAVE QUANTITY | 2 |
| SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED |
| ANTITOPPLING DEVICE | NOT INCLUDED |
| BLOCK TYPE | REGULAR |
| BECKET TYPE | THIMBLE |
| TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| ATTACHMENT STYLE | FLATTED LOOSE SWIVEL EYE WITH SWIVEL HOOK |