The KA-BAR 1283 D2 Extreme Fighting Knife
What is the KA-BAR 1283 D2 Extreme designed for?
The KA-BAR 1283 D2 Extreme is a metallurgical upgrade to the legendary American combat knife, engineered specifically for high-stress military deployment and elite tactical professionals. Maintaining the classic 7.0-inch combat profile, this specialized tactical fixed blade integrates a partially serrated combo edge designed to aggressively tear through tough, fibrous materials like heavy nylon webbing and synthetic parachute cord. To ensure absolute control during high-velocity impacts in rain, mud, or snow, the traditional leather grip has been completely replaced with an ultra-durable, slip-resistant Black Kraton G® elastomer handle.
How does the KA-BAR 1283 perform in the field?
The defining feature of the 1283 is its premium steel construction and upgraded geometry. Drop-forged from thicker 0.175-inch D2 Tool Steel, the blade is heat-treated to an exceptional 59-60 HRC rating. This extremely hard temper allows the flat-ground blade to hold a razor-sharp 20-degree edge significantly longer than standard carbon steels during extended field operations. A baked-on black epoxy powder coating provides a primary layer of defense against the elements, while the heavy-duty powdered metal guard and butt cap ensure the handle maintains its structural integrity during brutal impact tasks.
How do you maintain and carry the KA-BAR 1283?
While D2 is highly wear-resistant, it is a semi-stainless tool steel and the exposed cutting edges still require routine oiling to prevent corrosion in damp environments. This specific model utilizes a unique hybrid field setup: it pairs the advanced, weatherproof D2 and Kraton knife with a traditional black leather belt sheath. This classic scabbard secures the blade perfectly but requires occasional conditioning to prevent the natural leather from drying out during extended outdoor expeditions.
Alternate Options:
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If you want this exact serrated D2 combo edge but need a fully waterproof hard plastic MOLLE sheath for marine environments, see the KA-BAR 1282 D2 Extreme Hard Sheath.
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If you want to maintain this premium D2 steel construction but prefer a clean, straight edge for traditional carving, see the KA-BAR 1292 D2 Extreme Straight Edge.
Proudly manufactured in Olean, New York, USA by KA-BAR Knives. (Note: Factory-supplied leather sheaths are sourced from Mexico).
Technical Specifications
| Specification Metric | Manufacturer Direct Data |
| SKU / Model Number | 1283 |
| Overall Length | 11.875 inches |
| Blade Length | 7.0 inches |
| Blade Thickness | 0.175 inches |
| Blade Width | 1.188 inches |
| Blade Steel Material | D2 Tool Steel |
| Blade Coating / Finish | Black Epoxy Powder Coating |
| Blade Profile Style | Clip Point |
| Edge Type | Partially Serrated (Combo Edge) |
| Edge Angle | 20 Degrees |
| Grind | Flat |
| Rockwell Hardness | 59-60 HRC |
| Tang Stamp | USA |
| Handle Construction | Black Kraton G® |
| Sheath Model Included | Black Leather |
| Total Weight | 0.75 lb |
| Manufacturing Country | United States (USA) |