Description
Federal Champion 22 LR 40gr LRN Ammo 50-Round Box
Federal Champion Rimfire Ammo uses 22 LR cartridges with a 40 grain lead round nose bullet and 1240 FPS muzzle velocity. Moreover, this Champion Training load comes in a 50-round box and supports lawful target shooting, range practice, competition, and rimfire training.

Federal Champion Rimfire Ammo Overview
The Champion Training line provides a 22 LR rimfire configuration with a lead round nose projectile. In addition, the product specifications list a ballistic coefficient of .139 and identify target shooting as the primary usage category.
Furthermore, the cartridge uses Federal brass, bullet, and priming components. The product information identifies this specific 40 grain configuration under part number 510.
Key Features and Components
This rimfire load uses a 40 grain lead round nose projectile with a listed muzzle velocity of 1240 FPS. Moreover, the ballistic table lists 137 foot-pounds of energy at the muzzle.
At 50 yards, the cartridge reaches 1103 FPS and 108 foot-pounds of energy. In addition, the 100-yard data lists 1011 FPS and 91 foot-pounds of energy.
At 150 yards, the published figures list 944 FPS velocity and 79 foot-pounds of energy. Furthermore, the product comes in a 50-round package for target and range applications.
The ballistic information also includes trajectory and wind-drift data. For example, the listed 10 MPH crosswind values show 1.4 inches of drift at 50 yards, 5.1 inches at 100 yards, and 10.9 inches at 150 yards.
Technical Specifications
Specification | Details
Product Name | Champion Training – Rimfire, 22 LR, 40 Grain, Lead Round Nose, 1240 FPS
Brand | Federal
Product Line | Champion Training – Rimfire
Caliber/Gauge | 22 LR
Action/Type | Rimfire ammunition
Bullet Style | Lead Round Nose
Weight | 40 grain bullet weight
Muzzle Velocity | 1240 FPS
Muzzle Energy | 137 ft-lb
Ballistic Coefficient | .139
Package Quantity | 50 rounds
SKU/Part Number | 510
Primary Use | Target shooting
Ideal Use
This ammunition fits lawful target shooting, range practice, rimfire competition, and training with firearms chambered for 22 LR. Moreover, users should check firearm markings, range requirements, and applicable ammunition rules before use.
Product Summary
Federal Champion Rimfire Ammo combines 22 LR chambering, a 40 grain lead round nose bullet, 1240 FPS muzzle velocity, .139 ballistic coefficient, and 50-round box packaging.
Furthermore, the listed ballistics provide velocity and energy data from the muzzle through 150 yards. In addition, part number 510 identifies this Champion Training rimfire configuration for target-shooting applications.






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