The Block,tackle, cataloged under National Stock Number 3940-01-385-6852, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-385-6852 |
| Primary Part Number | 3197T12 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Attachment Style | FLATTED STIFF SWIVEL HOOK |
| Maximum Tackle Diameter Accommodated | 0.500 INCHES IN |
| Load Rating | 8000.0 POUNDS MAXIMUM LBS |
| Tackle Locking Device | NOT INCLUDED |
| Sheave Outside Diameter | 4.500 INCHES NOMINAL IN |
| Tackle Accommodated Type | WIRE ROPE |
| Block Type | SNATCH |
| Style Designator | OVAL PATTERN |
| Locking Style | SAFETY LOCKING |
| Bearing Type | PLAIN |
| Sheave Quantity | 1 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3197T12 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 3940-01-385-6852 is a Block,tackle, manufactured by Mcmaster-Carr Supply Co, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-385-6852 has 1 manufacturer part number on file: 3197T12 (Mcmaster-Carr Supply Co).
Key specifications for 3197T12: Attachment Style: FLATTED STIFF SWIVEL HOOK; Maximum Tackle Diameter Accommodated: 0.500 INCHES IN; Load Rating: 8000.0 POUNDS MAXIMUM LBS; Tackle Locking Device: NOT INCLUDED. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.