Last reviewed: 2026-04-18 by Jake Terry, FFL07/SOT3, NRA-certified firearms instructor.
For hunters who stake tag success on bullet performance, the Nosler Custom 280 Remington 160-grain Partition load delivers controlled expansion and retained weight across a range of impact velocities. The 280 Remington cartridge is a versatile centerfire rifle round suitable for deer, elk, and black bear at typical hunting distances — roughly 50 to 350 yards in open timber or rolling terrain. Hand-assembled by Nosler ballisticians and loaded to exact SAAMI specifications, each round uses new brass, Boxer primers, and the legendary Nosler Partition bullet — a dual-core design that sheds the front section on impact while the rear core drives through bone and tissue.
Built for the Field
Nosler begins with new brass cut to SAAMI chamber dimensions, then chamfers and deburrs each case mouth before checking flash holes for alignment. Primers are hand-seated for consistent ignition. Powder charges are hand-thrown and verified for uniformity, ensuring shot-to-shot velocity spread stays narrow. The 160-grain Partition bullet is seated in precise alignment — no machine wobble, no runout. The result: factory ammunition that matches the consistency of careful handloads, packaged in 20-round plastic boxes with printed ballistic data on the label.
The Numbers

| Spec | Value |
|---|---|
| Caliber | 280 Remington |
| Bullet weight | 160 Grains |
| Bullet type | Nosler Partition Jacketed Soft Point |
| Muzzle velocity | 2775 fps |
| Muzzle energy | 2736 ft-lbs |
| G1 ballistic coefficient | 0.475 |
| Sectional density | 0.283 |
| Rounds per box | 20 |
| Case | Brass |
| Primer | Boxer |
| Corrosive | No |
| Reloadable | Yes |
| Intended use | Hunting |
| Manufacturer | Nosler |
The Partition’s dual-core construction provides roughly 60–70% weight retention after impact, depending on the target medium. At 2775 fps, this load generates 2736 ft-lbs at the muzzle — sufficient for elk-sized game inside 250 yards and deer or antelope beyond 350 yards when properly placed. The G1 BC of 0.475 and sectional density of 0.283 support flat trajectory and wind-bucking performance in open country. Shop more precision hunting loads in our 280 ammo section.
Safe Handling & Compliance
Federal law requires purchasers to be at least 18 years old for rifle and shotgun ammunition, and at least 21 for handgun ammunition. Ammunition cannot be shipped to certain states, counties, and cities — review our ammunition shipping restrictions before ordering. Store ammunition in a cool, dry location away from heat sources and out of reach of unauthorized users.
- Follow the four rules of firearms safety at all times when handling live ammunition and firearms.
- Verify current state and local laws governing ammunition purchases and possession — some jurisdictions require permits or impose age restrictions beyond federal minimums.
- This ammunition contains lead. Wash hands after handling. California residents see Proposition 65 warnings.




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