The Hook,release, cataloged under National Stock Number 4030-01-474-9299, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4030-01-474-9299 |
| Primary Part Number | 583-5107018 ITEM 47 |
| Item Name | Hook,release |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | CANCELLED |
| Surface Treatment | ZINC |
| Material | STEEL |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 583-5107018 ITEM 47 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5107018 | D/9 Drawing number reference only Naval Sea Systems Command |
| H44-9 | C/1 Advisory reference — outside the item-of-supply concept Byrne, Rice & Turner, Inc. Dba Byrne Rice & Turner Inc |
| H44-9 | 3/2 Design control — primary reference U.S. Government activity |
| 13221E5034-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4030-01-474-9299 is a Hook,release, manufactured by Naval Sea Systems Command, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: cancelled.
NSN 4030-01-474-9299 has 1 manufacturer part number on file: 583-5107018 ITEM 47 (Naval Sea Systems Command).
Key specifications for 583-5107018 ITEM 47: Special Features: 9 TON SAFE WORKING LOAD; Surface Treatment: ZINC; Part Name Assigned by Controlling Agency: RELEASE-A-MATIC HOOK; End Item Identification: PC-1 CLASS S/A 0032K RIB RESCUE BOAT. 2 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 4030-01-474-9299 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.