The Retainer,snatch Block, cataloged under National Stock Number 3940-01-421-7901, 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 3 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3940-01-421-7901 |
| Primary Part Number | 12365641 |
| Item Name | Retainer,snatch Block |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL, CARBON; GRADE 1010 TO 1020; 0.500 IN THICK. IN |
| Color | GREEN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3940-01-421-7901 is a Retainer,snatch Block, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-421-7901 has 2 manufacturer part numbers on file: 12365641 (Bae Systems Land & Armaments L.p.), 12365641 (Amz Alabama Inc.).
Key specifications for 12365641: General Characteristics Item Description: STEEL, CARBON; GRADE 1010 TO 1020; 0.500 IN THICK. IN; Overall Length: 8.000 INCHES NOMINAL IN; Overall Width: 3.490 INCHES NOMINAL IN; Color: GREEN. 3 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.