The Cartridge,75 Millimeter, cataloged under National Stock Number 1315-00-028-4663, is classified within Federal Supply Class 1315 (Ammunition, 75mm Through 125mm) of the Ammunition and Explosives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Cartridge,75 Millimeter |
| FSC / FSG | 1315 — Ammunition, 75mm Through 125mm (FSG 13) |
| Parameter | Value |
|---|---|
| NSN | 1315-00-028-4663 |
| Item Name | Cartridge,75 Millimeter |
| FSC / FSG | 1315 / 13 — Ammunition, 75mm Through 125mm |
| Status | ACTIVE |
| Weapon for Which Designed | RIFLE M20 AND RIFLE T21 AND RIFLE T21E4 |
| Fuze Model Number | M73 |
| Proximity Fuze Adaptability | NOT ADAPTABLE |
| Cartridge Model Number | M309A1 |
| Propellant Characteristic Markings | REQUIRED |
| Dod Ammunition Code | 1315-C055 |
| Supplementary Charge | NOT INCLUDED |
| Fuze Type | DUMMY |
| Propelling Charge Feature Type | FLASHLESS |
| Cartridge Design Type | TARGET PRACTICE |
| Muzzle Velocity | 990.0 FEET PER SECOND NOMINAL FT |
| Material | STEEL CARTRIDGE CASE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY CARTRIDGE MODEL NUMBER,FUZE TYPE,FUZE MODEL NUMBER,PROJECTILE FILLER TYPE,UNIT PACKAGE QUANTITY,UNIT PACKAGE TYPE,AND PACKAGE MODEL NUMBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 75-1-251-1 | 3/1 Design control — primary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament |
| 1315-C055 | 6/9 Informative reference only U.S. Government activity |
NSN 1315-00-028-4663 is a Cartridge,75 Millimeter, classified under FSC 1315, Ammunition, 75mm Through 125mm. Status: active.
Key specifications for 1315-00-028-4663: Weapon for Which Designed: RIFLE M20 AND RIFLE T21 AND RIFLE T21E4; Fuze Model Number: M73; Proximity Fuze Adaptability: NOT ADAPTABLE; Cartridge Model Number: M309A1. 13 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 1315-00-028-4663 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.