The Rail Assembly, cataloged under National Stock Number 2040-01-271-6639, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Air Warfare Center Weapons Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Rail Assembly |
| FSC / FSG | 2040 — Marine Hardware and Hull Items (FSG 20) |
| Manufacturers | Naval Air Warfare Center Weapons Div (CAGE 12934) |
| Parameter | Value |
|---|---|
| NSN | 2040-01-271-6639 |
| Primary Part Number | 4592577-2 |
| Item Name | Rail Assembly |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Air Warfare Center Weapons Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4592577-2 PRIMARY | Naval Air Warfare Center Weapons Div (USA) |
NSN 2040-01-271-6639 is a Rail Assembly, manufactured by Naval Air Warfare Center Weapons Div, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-271-6639 has 1 manufacturer part number on file: 4592577-2 (Naval Air Warfare Center Weapons Div).
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.