Remington Model 121 Fieldmaster
Remington Arms · Rifle · Discontinued · 1936
Also known as: Remington 121, Model 121 The Fieldmaster
Overview
The Remington Model 121 Fieldmaster is an American slide-action (pump) .22 rimfire rifle produced from 1936 to 1954. A hammerless takedown design fed from a tubular magazine, it chambered .22 Short, .22 Long, and .22 Long Rifle interchangeably and became one of Remington's most popular small-game and plinking rifles of the mid-20th century.
Specifications
| Weight (empty) | 2720 g (95.9 oz) |
| Overall Length | 1041 mm (40.98") |
| Barrel Length | 629 mm (24.76") |
| Action Type | Pump Action |
| Firing Mechanism | Internal Hammer |
| Trigger Type | Single Action |
| Magazine Capacity | 14 rounds |
| Magazine Type | Tubular |
| Muzzle Velocity | 330 m/s (1083 fps) |
| Muzzle Energy | 141 J (104 ft·lbf) |
| Effective Range | 100 m (109 yd) |
| Maximum Range | 1200 m (1312 yd) |
| Barrel Rifling | 6 Grooves, Right-Hand Twist |
| Rifling Twist | 406 mm (15.98") |
| Number of Grooves | 6 |
| Frame Material | Steel |
| Barrel Material | Blued Steel |
| Stock Material | Walnut |
| Finish | Blued |
Calibers
- .22 Long Rifle · primary — also known as .22 LR, 22 LR, 5.6x15mmR
Features
- Firing modes: Repeating
- Feed systems: Tubular Magazine
- Safety mechanisms: Cross-Bolt Safety
- Features: Tubular Magazine, Takedown Design, Hammerless Receiver, Grooved Slide Handle
Production
Estimated total produced: 199,891 · Production years: 1936-1954
Approximately 199,891 units produced across the production run.
Origin
Country of origin: United States
Designer: C.C. Loomis, G.H. Garrison
Discontinued: 1954
Notes
Successor to the Model 12; the tubular magazine held roughly 20 rounds of .22 Short, 15 of .22 Long, or 14 of .22 Long Rifle. Special-order variants included the 121SB smoothbore for shot cartridges and versions chambered for the .22 Remington Special (.22 WRF).
Background
The Fieldmaster carried on Remington's slide-action rimfire lineage from the earlier Model 12, offering an affordable, accurate pump-action .22 that a generation of American shooters used for small game, pest control, and shooting-gallery plinking.