| 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) | 00-222-8446 (002228446) |
| NCB Code | USA (00) |
| Manufacturer | Crosby Group Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AMCL | Block Type | REGULAR |
| AMCQ | Sheave Quantity | 3 |
| ACSK | Bearing Type | PLAIN |
| AMRY | Becket Quantity | 1 |
| ELRN | Extra Long Reference Number | S1801-860441PC1-2-5-9T011-14-16-17-19-33 T036 |
| AMRQ | Shell Length | 8.000 INCHES NOMINAL |
| AMRT | Center Pin Diameter | 0.625 INCHES NOMINAL |
| AMWZ | Sheave Bearing Lubrication Method | SELF-LUBRICATED |
| AMXC | Maximum Tackle Diameter Accommodated | 1.000 INCHES |
| AMXF | Attachment Style | SIDE HOOK, LOOSE |
| STYL | Style Designator | OVAL PATTERN |
| ANNQ | Material And Location | BRONZE BEARING ERR-100 ERR-100 |
| ANNQ | Material And Location | STEEL SHELL ERR-100 ERR-100 |
| ANNQ | Material And Location | STEEL SHEAVE ERR-100 ERR-100 |
| ANNR | Surface Treatment And Location | ZINC, ELECTROLYTIC OVERALL |
| AMRR | Sheave Outside Diameter | 5.500 INCHES NOMINAL |
| AMXD | Tackle Locking Device | NOT INCLUDED |
| ANNQ | Material And Location | STEEL CENTER PIN ERR-100 ERR-100 |
| AGCS | Maximum Load Rating | 7850.0 POUNDS |
| AMCT | Tackle Accommodated Type | FIBROUS ROPE |
| AMDB | Becket Type | THIMBLE |
| AMDC | Antitoppling Device | NOT INCLUDED |
| ZZZY | Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER |
| MRC | Decoded Requirement | Clear Text Reply |
| Relevant Components for NSN - 3940-00-222-8446, 3940002228446 | ||||
| 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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