AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 01-582-3165 (015823165) |
| NCB Code | USA (01) |
| Manufacturer | Crosby Group Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| FEAT | SPECIAL FEATURES | BRONZE BUSHED; NEW STYLE BLOCKS FEATURE HIGHER WORKING LOAD LIMITS; PAINTED OR GALVANIZED STEEL WITH REPLACEABLE WOOD BUMPERS; LASER CUT SIDE PLATE OPENS FOR INSERTION OF WIRE ROPE; INCORPORATES EXCLUSIVE BOLT RETAINING SPRINT TO ASSURE NO LOST BOLTS, PLUS UTILIZES SECONDARY RETAINING PIN; BRONZED BUSHED SHEAVES WITH LARGER BEARING DIAMETER FOR EXTENDED BLOCK LIFE; UTILIZES CROSBY N SYLE HOOKS WITH INTEGRATED LATCH; LUBRICATED CENTER PIN; 10 INCH AND 12 INCH SIZES UTILIZE STEEL SHEAVES ; BLOCK SIZE-10 INCH |
| Relevant Components for NSN - 3940-01-582-3165, 3940015823165 | ||||
| 3950-01-147-2999 (3950011472999) | 3950-01-354-7046 (3950013547046) | 3950-01-432-2971 (3950014322971) | 3950-01-309-8099 (3950013098099) | |
| 3950-00-961-3141 (3950009613141) | 3940-01-396-1667 (3940013961667) | 3950-01-168-2250 (3950011682250) | 3940-00-984-0224 (3940009840224) | |
| 3990-01-447-6583 (3990014476583) | 3950-01-172-6034 (3950011726034) | 3950-01-126-3837 (3950011263837) | 3930-00-153-8121 (3930001538121) | |
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