The Hook Assembly,causeway Launching, cataloged under National Stock Number 2040-01-070-1797, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Washington Chain & Supply, Inc. Dba Washington Chain & Supply. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-070-1797 |
| Primary Part Number | SRH-150-450 |
| Item Name | Hook Assembly,causeway Launching |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Washington Chain & Supply, Inc. Dba Washington Chain & Supply |
| Status | ACTIVE |
| General Characteristics Item Description | HOOK RELEASE 15O TON USED IN ASSEMBLY 55304 CAUSEWAY BARGE LIFT-LAUNCH GEAR,REQUIRED FOR CAUSEWAY,BARGE AND WARPING TUG HANDLING EQUIPMENT |
| 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 |
|---|---|
| SRH-150-450 PRIMARY | Washington Chain & Supply, Inc. Dba Washington Chain & Supply (USA) |
| Reference | Meaning |
|---|---|
| 450 | 5/9 Secondary reference Washington Chain & Supply, Inc. Dba Washington Chain & Supply |
NSN 2040-01-070-1797 is a Hook Assembly,causeway Launching, manufactured by Washington Chain & Supply, Inc. Dba Washington Chain & Supply, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-070-1797 has 1 manufacturer part number on file: SRH-150-450 (Washington Chain & Supply, Inc. Dba Washington Chain & Supply).
Key specifications for SRH-150-450: General Characteristics Item Description: HOOK RELEASE 15O TON USED IN ASSEMBLY 55304 CAUSEWAY BARGE LIFT-LAUNCH GEAR,REQUIRED FOR CAUSEWAY,BARGE AND WARPING TUG HANDLING EQUIPMENT. 1 specification is 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.