The Adapter,hoisting, cataloged under National Stock Number 3940-00-604-2962, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is The Boeing Company. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-604-2962 |
| Primary Part Number | K5559655 |
| Item Name | Adapter,hoisting |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-18729, COND N MIL SPEC 2ND MATERIAL RESPONSE |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE |
| Material | STEEL COMP 4130 |
| Attachment Method | CRADLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K5559655 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| K5559655 | 3/9 Design control — primary reference Optical Specialties |
| K5559655 | 5/2 Secondary reference U.S. Government activity |
NSN 3940-00-604-2962 is a Adapter,hoisting, manufactured by The Boeing Company, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-00-604-2962 has 1 manufacturer part number on file: K5559655 (The Boeing Company).
Key specifications for K5559655: Material Document and Classification: MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-18729, COND N MIL SPEC 2ND MATERIAL RESPONSE; Overall Length: 15.938 INCHES NOMINAL IN; Overall Width: 5.625 INCHES NOMINAL IN; Surface Treatment: CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE. 4 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.
NSN 3940-00-604-2962 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.