The Projectile,5 Inch 54 Caliber, cataloged under National Stock Number 1320-01-645-8292, is classified within Federal Supply Class 1320 (Ammunition, Over 125mm) of the Ammunition and Explosives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1320-01-645-8292 |
| Primary Part Number | 7243785-1 |
| Item Name | Projectile,5 Inch 54 Caliber |
| FSC / FSG | 1320 / 13 — Ammunition, Over 125mm |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Model Number | MK 174 MOD 1 |
| Unit Package Type | PALLET, ADAPTER |
| Design Type | HIGH EXPLOSIVE |
| Tracer Element | NOT INCLUDED |
| Fuze Model Number | MK 419 MOD 1 |
| Proximity Fuze Adaptability | ADAPTABLE |
| Dod Ammunition Code | 1320-DA08 |
| Supplementary Charge | INCLUDED |
| Self-Destroying Feature | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7243785-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1320-DA08 | 6/9 Informative reference only U.S. Government activity |
NSN 1320-01-645-8292 is a Projectile,5 Inch 54 Caliber, manufactured by Naval Sea Systems Command, classified under FSC 1320, Ammunition, Over 125mm. Status: active.
NSN 1320-01-645-8292 has 1 manufacturer part number on file: 7243785-1 (Naval Sea Systems Command).
Key specifications for 7243785-1: Model Number: MK 174 MOD 1; Unit Package Type: PALLET, ADAPTER; Design Type: HIGH EXPLOSIVE; Tracer Element: NOT INCLUDED. 9 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 1320-01-645-8292 has DEMIL Code G. Demilitarization may be required before disposal or transfer to non-military entities.
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.