The Bridge,fixed, cataloged under National Stock Number 5420-01-421-0576, is classified within Federal Supply Class 5420 (Bridges, Fixed and Floating) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5420-01-421-0576 |
| Primary Part Number | 1339AS482-1 |
| Item Name | Bridge,fixed |
| FSC / FSG | 5420 / 54 — Bridges, Fixed and Floating |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Design Type | FOOT |
| Span Length | 4.333 FEET NOMINAL FT |
| Component Document Origin | GOVERNMENT |
| Document Title | MILITARY SPECIFICATION |
| Document Identification | 6061-T6, ASTM B-632 |
| Document Source | 30003 |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 1339AS482-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1339AS482 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5420-01-421-0576 is a Bridge,fixed, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5420, Bridges, Fixed and Floating. Status: active.
NSN 5420-01-421-0576 has 1 manufacturer part number on file: 1339AS482-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1339AS482-1: Design Type: FOOT; Span Length: 4.333 FEET NOMINAL FT; Component Document Origin: GOVERNMENT; Document Title: MILITARY SPECIFICATION. 7 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.