The Screw,shoulder, cataloged under National Stock Number 5305-01-504-2408, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-504-2408 |
| Primary Part Number | 3491AS0801-4 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 3491AS0801-4 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3491AS0801-4 | Preci-Manufacturing, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 3491AS0801-4 | 5/9 Secondary reference Penn State Tool & Die Corp |
| 3491AS0801-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-504-2408 is a Screw,shoulder, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-504-2408 has 2 manufacturer part numbers on file: 3491AS0801-4 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3491AS0801-4 (Preci-Manufacturing, Incorporated).
Key specifications for 3491AS0801-4: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: INAVY) SCREW, SHOULDER; End Item Identification: VISUAL LANDING AIDS - BRASO CODE VLA. 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.