Additional information
| Remington 480 - 489 - 490 | 1 – Barrel & Piston Assembly, 2 – Breech, 3 – Housing Handle (right), 4 – Housing Handle (left), 5 – Trigger Link, 6 – Fastener Nut, 7 – Recoil Pad, 8 – Firing Pin, 9 – Pin Spring, 10 – Receiver Assembly, 11 – Barrel Screw, 12 – Breech Screw, 13 – Pan Screw, 14 – Pan Screw, 15 – Sear, 16 – Breech Spring, 17 – Firing Pin Spring, 18 – Sear Spring, 19 – Trigger, 20 – Pressure Pad Assembly |
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