| Item Name | Block Tackle |
| Federal Supply Group (FSG) | Materials Handling Equipment |
| Federal Supply Class (FSC) | 3940 Blocks Tackle Rigging and Slings |
| National Item Identification Number (NIIN) | 01-391-1848 (013911848) |
| NCB Code | USA (01) |
| Manufacturer | Crosby Group Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AMCL | BLOCK TYPE | SNATCH |
| AMCQ | SHEAVE QUANTITY | 1 |
| AMCT | TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| AMDC | ANTITOPPLING DEVICE | NOT INCLUDED |
| AMRT | CENTER PIN DIAMETER | 2.000 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | PULLEY PATTERN |
| AMXC | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.750 INCHES |
| AMXF | ATTACHMENT STYLE | FLATTED LOOSE SWIVEL SAFETY SNAP HOOK |
| AMCN | LOCKING STYLE | DROP LINK |
| AMRR | SHEAVE OUTSIDE DIAMETER | 8.620 INCHES NOMINAL |
| AGCS | MAXIMUM LOAD RATING | 60000.0 POUNDS |
| ACSK | BEARING TYPE | PLAIN |
| ANNQ | MATERIAL AND LOCATION | BRONZE BEARING AND STEEL OVERALL |
| AMRQ | SHELL LENGTH | 17.620 INCHES NOMINAL |
| AMXD | TACKLE LOCKING DEVICE | NOT INCLUDED |
| AGAV | III END ITEM IDENTIFICATION | 2320-01-354-4528 |
| Relevant Components for NSN - 3940-01-391-1848, 3940013911848 | ||||
| 3950-00-137-9573 (3950001379573) | 3960-00-475-1448 (3960004751448) | 3950-00-251-6162 (3950002516162) | 3940-01-392-5449 (3940013925449) | |
| 3950-01-496-9739 (3950014969739) | 3950-01-281-9473 (3950012819473) | 3930-00-444-7473 (3930004447473) | 3930-00-195-0590 (3930001950590) | |
| 3990-01-270-1550 (3990012701550) | 3940-00-169-4808 (3940001694808) | 3950-01-231-3665 (3950012313665) | 3950-00-451-0330 (3950004510330) | |
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