Winchester Ammo USA M855 5.56mm 62gr Full Metal Jacket 20 Per Box/50 Case SGM855KW

Manufacturer: Winchester
SKU: 843073
Manufacturer part number: SGM855KW
UPC: 020892233393
Availability: 20 in stock
Old price: $13.83
$12.57
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Winchester USA M855 – 5.56 NATO (5.56x45mm) – 62 Grain FMJ “Green Tip” – 20 Rounds/Box, 50 Boxes/Case – SGM855KW – UPC 020892233393

Train with the same pedigree trusted for generations. Winchester USA M855 “Green Tip” is a 5.56 NATO (5.56x45mm) 62-grain Full Metal Jacket cartridge built for reliable function, clean cycling, and consistent downrange performance. Packed 20 rounds per box and 50 boxes per case (1,000 rounds), SKU SGM855KW (UPC 020892233393) is ideal for high-volume range days, carbine classes, and duty-style drills where repeatability matters.

Compatibility note: 5.56 NATO ammunition is higher pressure than .223 Remington. Always confirm your rifle is chambered for 5.56 NATO (or marked 5.56/.223) before use.

Why Shooters Choose Winchester USA M855

  • Proven 62-grain FMJ design: The M855 projectile is a 62-grain full metal jacket with penetrator core (“green tip”) engineered for reliable feeding and stable flight across standard twist rates common in modern carbines.

  • Winchester dependability: Decades of US-made quality control support uniform ignition, consistent velocities, and smooth cycling in gas-operated platforms.

  • Range-ready value: Bulk case packaging (20/box, 50 boxes/case) streamlines training logistics, inventory, and cost-per-round.

  • Brass, reloadable cases: Clean, non-corrosive Boxer-primed brass is perfect for shooters who save their brass for reloading.

  • Training versatility: Great for zeroing optics, positional practice, and carbine coursework—on the square range or dynamic bays.

Key Identifiers

  • Brand: Winchester USA

  • SKU / Part #: SGM855KW

  • UPC: 020892233393

  • Caliber: 5.56 NATO (5.56x45mm)

  • Bullet Weight/Type: 62 gr Full Metal Jacket (FMJ), M855 “green tip”

  • Case Type: Brass (reloadable)

  • Primer: Boxer, non-corrosive

  • Packaging: 20 rounds per box; 50 boxes per case (1,000 rounds)

Built for Consistent Results

  • Quality projectiles: The 62-grain FMJ profile supports reliable feeding from standard AR-pattern magazines and consistent target impact for tracking dope.

  • Uniform components: Tight tolerances in powder charges, primers, and case dimensions help reduce shot-to-shot variation—key for meaningful practice.

  • Clean-burning propellants: Formulated to keep carbon and fouling manageable so you can focus on repetitions, not constant scrubbing.

Ideal Use Cases

  • Range practice & marksmanship: Burn reps on paper and steel to refine holds and cadence.

  • Carbine classes & qualifications: Dependable FMJ performance for drills, transitions, and sustained strings.

  • Zeroing & dope confirmation: 62-grain flight characteristics pair well with common 1:7 to 1:9 twist barrels for predictable results.

What’s in the Case

  • 20-round retail boxes × 50 = 1,000 rounds of Winchester USA M855 5.56 NATO 62gr FMJ

  • Manufacturer packaging and lot/batch information

Storage & Handling Tips

  • Keep it cool and dry: Store ammo in a temperature-stable, low-humidity environment. Use sealed cans with desiccant for long-term storage.

  • Rotate stock: Mark purchase dates and run a first-in/first-out system for consistent performance and inventory management.

  • Inspect before use: Check each round for dents, corrosion, or case mouth damage before loading.

Safety & Compliance

  • Follow your range rules: Many indoor ranges and some outdoor facilities restrict M855/“green tip.” Always confirm local policies before arrival.

  • Chambering check: Verify 5.56 NATO chamber compatibility (not just .223 Rem) and consult your rifle manufacturer if unsure.

  • Eye & ear protection: Use quality PPE during every live-fire session.

  • Know your laws: Ammunition sales, shipping, and possession rules vary by state and municipality. Confirm legality before purchase.

Specifications (At a Glance)

  • Caliber: 5.56 NATO (5.56x45mm)

  • Bullet: 62-grain FMJ, M855 “green tip”

  • Case: Brass, reloadable

  • Primer: Boxer, non-corrosive

  • Packaging: 20 rounds/box; 50 boxes/case (1,000 rounds)

  • Intended Use: Training, range practice, qualifications, carbine coursework


SEO Highlights (Quick Scan)

  • Winchester USA M855 5.56 NATO (5.56x45mm) 62gr FMJ “green tip”

  • SGM855KW, UPC 020892233393

  • 20 rounds per box / 50 boxes per case (1,000 rounds)

  • Brass case, Boxer-primed, non-corrosive

  • Ideal for range training, zeroing, and carbine classes

Suggested Meta Title

Winchester USA M855 – 5.56 NATO 62gr FMJ “Green Tip” | 20/Box, 50/Case (1,000) | SGM855KW | UPC 020892233393

Suggested Meta Description

Stock up on Winchester USA M855 5.56 NATO 62gr FMJ. Reliable, brass-cased, Boxer-primed, and non-corrosive. Packed 20 rounds per box and 50 boxes per case (1,000 total). SKU SGM855KW, UPC 020892233393.

The End

Products specifications
CategoryAmmo
SubCategoryRifle Ammo
ManufacturerWinchester
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