The Projectile,5 Inch 54 Caliber, cataloged under National Stock Number 1320-01-451-3637, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1320-01-451-3637 |
| Primary Part Number | 7243785 |
| Item Name | Projectile,5 Inch 54 Caliber |
| FSC / FSG | 1320 / 13 — Ammunition, Over 125mm |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Net Explosive Weight | 8.52 STORAGE POUNDS AND 8.52 TRANSPORTATION POUNDS |
| Dot Proper Shipping Name | PROJECTILES |
| Dot Identification Number | UN0168 |
| Dot Registration Code | EX2001050115 |
| Dod Ammunition Code | 1320-DA08 |
| Hazardous Material Classification Code | 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) UN ID UN0168 · 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as PROJECTILES |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7243785 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1320-DA08 | 6/9 Informative reference only U.S. Government activity |
NSN 1320-01-451-3637 is a Projectile,5 Inch 54 Caliber, manufactured by Naval Sea Systems Command, classified under FSC 1320, Ammunition, Over 125mm. Status: active.
NSN 1320-01-451-3637 has 1 manufacturer part number on file: 7243785 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 1320-01-645-8292. Verify interchangeability with system specifications before substitution.
Key specifications for 7243785: Net Explosive Weight: 8.52 STORAGE POUNDS AND 8.52 TRANSPORTATION POUNDS; Dot Proper Shipping Name: PROJECTILES; Dot Identification Number: UN0168; Dot Registration Code: EX2001050115. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1320-01-451-3637 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.