| 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) | 01-390-3172 (013903172) |
| NCB Code | USA (01) |
| Manufacturer | Crosby Group Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 724050 | crosby group inc | block tackle | 75535 | RFQ |
| T-385-B 8IN | crosby group inc | block tackle | 75535 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACSK | BEARING TYPE | PLAIN |
| AMCL | BLOCK TYPE | REGULAR |
| AMCT | TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| AMWZ | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED |
| AMRR | SHEAVE OUTSIDE DIAMETER | 4.500 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | BRONZE BEARING AND WOOD SHELL |
| FEAT | SPECIAL FEATURES | BLOCK SIZE 8.0 INCHES |
| Relevant Components for NSN - 3940-01-390-3172, 3940013903172 | ||||
| 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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