The Block,tackle, cataloged under National Stock Number 3940-00-068-9173, is classified within Federal Supply Class 3940 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3940-00-068-9173 |
| Primary Part Number | P302B |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — No Item Name Available |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | CANCELLED |
| Sheave Outside Diameter | 4.500 INCHES NOMINAL IN |
| Sheave Quantity | 2 |
| Tackle Accommodated Type | FIBROUS ROPE |
| Center Pin Diameter | 0.625 INCHES NOMINAL IN |
| Material | STEEL CENTER PIN |
| Material | STEEL SHEAVE |
| Load Rating | 5100.0 POUNDS MAXIMUM LBS |
| Material | COPPER ALLOY BEARING |
| Nondefinitive Spec/std Data | 2 TYPE |
| Becket Type | THIMBLE |
| Style Designator | ROUND PATTERN |
| Material | IRON AND STEEL SHELL |
| Unable to Decode | UNABLE TO DECODE |
| Becket Quantity | 1 |
| Sheave Bearing Lubrication Method | SELF-LUBRICATED |
| Attachment Style | CHAIN SHACKLE |
| Antitoppling Device | NOT INCLUDED |
| Maximum Tackle Diameter Accommodated | 1.000 INCHES IN |
| Bearing Type | PLAIN |
| Tackle Locking Device | NOT INCLUDED |
| Shell Length | 8.000 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P302B | The Crosby Group Llc Dba the Crosby Group (USA) |
| BXL N0 3042K-8I N | Zf Industrieantriebe Witten Gmbh (DEU) |
| A-A59808 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| GGG-B-490 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AA59808-32C | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 62619-02X01PC7X32 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 805-2580277PC15 | Naval Ship Systems Command (USA) |
NSN 3940-00-068-9173 is a Block,tackle, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 3940 (No Item Name Available). Status: cancelled.
NSN 3940-00-068-9173 has 7 cross-referenced part numbers: P302B (The Crosby Group Llc Dba the Crosby Group), BXL N0 3042K-8I N (Zf Industrieantriebe Witten Gmbh), A-A59808 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GGG-B-490 (Federal Specifications Promulgated by General Services Administration Washington DC), AA59808-32C (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 2 more.
There are 8 known substitutes for 3940-00-068-9173: 3940-00-059-5995, 3940-00-059-5996, 3940-00-072-0331 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for P302B: Sheave Outside Diameter: 4.500 INCHES NOMINAL IN; Sheave Quantity: 2; Tackle Accommodated Type: FIBROUS ROPE; Center Pin Diameter: 0.625 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.
NSN 3940-00-068-9173 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.