Showing 50 of 261 firearms starting with "H"
| Name | Manufacturer | Caliber | Type |
|---|---|---|---|
| Harrington & Richardson Pardner | - | - | - |
| Harrington & Richardson Pardner Pump | - | - | - |
| Harrington & Richardson Pardner Pump Compact | - | - | Harrington & Richardson Pardner Pump |
| Harrington & Richardson Pardner Pump Protector | - | - | Harrington & Richardson Pardner Pump |
| Harrington & Richardson Premier | - | - | Harrington & Richardson Revolvers |
| Harrington & Richardson Premiere | - | - | Harrington & Richardson |
| Harrington & Richardson Topper Single Shot Shotgun | - | - | Single Barreled Shotgun |
| Harrington & Richardson Young America | - | - | Harrington & Richardson Revolvers |
| Harrington & Richardsonrevolver | - | - | - |
| Hatsan Escort AimGuard | - | - | Hatsan Escort Shotgun Series |
| Hatsan Escort Guard Shotgun | - | - | - |
| Hatsan Escort GuardShotgun | - | - | Hatsan Escort Shotgun Series |
| Hatsan Escort Marine Guard Shotgun | - | - | - |
| Hawk 372 | - | - | Hawk shotgun series |
| Hawk 97-1 | - | - | - |
| Hawk 97-2 | - | - | Hawk shotgun series |
| Hawk MM1 grenade launcher | - | - | - |
| Hawken Rifle | - | - | Hawken rifle |
| Hawken rifle | - | - | - |
| Healthways Plainsman Model 175 | - | - | - |
| Hebel Flare Pistol Model 1894 | - | - | - |
| Heckler & Koch 770 | - | - | - |
| Heckler & Koch 94 | - | - | Heckler & Koch MP5 |
| Heckler & Koch AG36GL | - | - | Heckler %26 Koch AG grenade launcher series |
| Heckler & Koch FABARM FP6 | - | - | Fabarm SDASS |
| Heckler & Koch G11 | - | - | - |
| Heckler & Koch G28 | - | - | - |
| Heckler & Koch G3 | - | - | - |
| Heckler & Koch G36 | - | - | - |
| Heckler & Koch G36C | - | - | Heckler & Koch G36 |
| Heckler & Koch G36K | - | - | Heckler & Koch G36 |
| Heckler & Koch G36KV | - | - | Heckler & Koch G36 |
| Heckler & Koch G3A3 | - | - | Heckler & Koch G3 |
| Heckler & Koch G3A4 | - | - | Heckler & Koch G3 |
| Heckler & Koch G3KA4 | - | - | Heckler & Koch G3 |
| Heckler & Koch G3SG/1 | - | - | Heckler & Koch G3 |
| Heckler & Koch GLM grenade launcher | - | - | Heckler & Koch AG grenade launcher series |
| Heckler & Koch HK169K | - | - | Heckler & Koch AG grenade launcher series |
| Heckler & Koch HK21 | - | - | Heckler & Koch HK series machine guns |
| Heckler & Koch HK33 | - | - | - |
| Heckler & Koch HK33A2 | - | - | Heckler & Koch HK33 |
| Heckler & Koch HK33A3 | - | - | Heckler & Koch HK33 |
| Heckler & Koch HK33SG/1 | - | - | Heckler & Koch HK33 |
| Heckler & Koch HK4 | - | - | - |
| Heckler & Koch HK416 | - | - | Heckler & Koch HK416 rifle series |
| Heckler & Koch HK416 A5 | - | - | Heckler & Koch HK416 rifle series |
| Heckler & Koch HK416A5 | - | - | Heckler & Koch HK416 rifle series |
| Heckler & Koch HK416C | - | - | Heckler & Koch HK416 rifle series |
| Heckler & Koch HK416D | - | - | Heckler & Koch HK416 rifle series |
| Heckler & Koch HK417 | - | - | Heckler & Koch HK417 rifle series |