The Block,tackle, cataloged under National Stock Number 3940-01-421-6962, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Bae Systems Land & Armaments L.p.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-421-6962 |
| Primary Part Number | 12364523 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Attachment Style | PEAR SHAPED SWIVEL EYE |
| Maximum Tackle Diameter Accommodated | 2.000 INCHES IN |
| Load Rating | 280000.0 POUNDS MAXIMUM LBS |
| Tackle Locking Device | NOT INCLUDED |
| Sheave Outside Diameter | 32.800 INCHES NOMINAL IN |
| Tackle Accommodated Type | WIRE ROPE |
| Block Type | SNATCH |
| Center Pin Diameter | 13.000 INCHES NOMINAL IN |
| Style Designator | HALF-STRAP PATTERN |
| Locking Style | DROP LINK |
| Sheave Quantity | 1 |
| Material | STEEL OVERALL |
| Antitoppling Device | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3940-01-421-6962 is a Block,tackle, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-421-6962 has 3 manufacturer part numbers on file: 12364523 (U S Army Tank Automotive Command Amsta-Im-Mm), 12364523 (Bae Systems Land & Armaments L.p.), 12364523 (Amz Alabama Inc.).
Key specifications for 12364523: Attachment Style: PEAR SHAPED SWIVEL EYE; Maximum Tackle Diameter Accommodated: 2.000 INCHES IN; Load Rating: 280000.0 POUNDS MAXIMUM LBS; Tackle Locking Device: NOT INCLUDED. 13 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.