Product SKU # :TSWM855CP |  MPN: WM855CP  | UPC # :020892228863

Winchester Ammunition 

Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP

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Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
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You must be 21 years or older to order ammunition. Ammunition must ship UPS ground. Due to safety considerations and legal/regulatory reasons, Ammunition may not be returned. Please check local laws before ordering. By ordering this Ammunition, you certify you are of legal age and satisfy all federal, state and local legal/regulatory requirements to purchase this Ammunition.

Winchester 5.56x45mm NATO M855 Green Tip Ammunition 62 Grain Full Metal Jacket (FMJ) with Stripper Clips 30 Rounds - WM855CP

Winchester USA's 5.56x45mm NATO "Green Tip" M855 Ammunition is a trusted and reliable choice for shooters engaging in target practice, competitive training, or recreational plinking. Loaded with 62-grain Full Metal Jacket (FMJ) bullets, this ammunition is engineered to meet military specifications, delivering consistent accuracy, positive functioning, and dependable performance. Packaged in convenient stripper clips, it offers superior loading efficiency, making it ideal for extended range sessions and high-volume shooting.

Known as "White Box" ammunition, Winchester USA represents generations of legendary excellence, providing high-quality performance at an affordable price. Manufactured in the USA by dedicated professionals, this ammunition features new production brass cases, clean-burning powder, and precise projectiles, ensuring consistent reliability and reloadability. Whether you're training, competing, or simply enjoying a day at the range, Winchester USA M855 ammunition is a go-to choice for shooters seeking superb value and trustworthy performance.

Features and Specifications:

  • Optimized Compatibility: Specifically designed for rifles chambered in 5.56x45mm NATO, this ammunition is perfect for AR-platform firearms and other rifles designed to handle NATO-spec loads, ensuring safe and reliable performance.
  • High-Performance Ballistics: With a muzzle velocity of 3,060 feet per second and muzzle energy of 1,289 foot-pounds, this 62-grain Full Metal Jacket round delivers flat trajectories, consistent accuracy, and excellent on-target performance, making it ideal for training and practice.
  • Durable Brass Construction: Each round is loaded in high-quality brass casings, paired with non-corrosive Boxer primers. These features ensure dependable ignition and make the casings reloadable, adding value for shooters who handload their own ammunition.
  • Enhanced Loading Convenience: Packaged with stripper clips, this ammunition allows for quick and easy magazine loading, making it especially practical for high-volume range sessions or tactical training scenarios.
  • Versatility in Use: Engineered to military specifications, this ammunition is suitable for a range of activities, including target practice, competitive training, and recreational plinking, offering reliable performance for shooters at all levels.
  • Made in the USA: Manufactured by Winchester, a trusted name in ammunition, this M855 "White Box" ammo reflects a legacy of quality, consistency, and affordability, delivering premium value for professional and recreational shooters alike.

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Deep Dive

Overview

Winchester USA 5.56x45mm NATO M855 ammunition is engineered for shooters who demand consistent performance, whether for range practice, tactical training, or recreational plinking. The 62-grain Full Metal Jacket (FMJ) bullet features a steel penetrator at its core, designed to enhance penetration against hard targets while maintaining stability for long-range accuracy.

This ammunition adheres to NATO military specifications, ensuring compatibility with AR-platform rifles and other 5.56 NATO-chambered firearms. Packaged with stripper clips for quick reloading, it is particularly suited for high-volume shooting scenarios, offering efficiency and dependability in various shooting environments.

History and Development

Winchester, a name synonymous with ammunition excellence since 1866, developed this M855 round to meet the demands of military contracts and civilian applications requiring a versatile and reliable cartridge. The M855, often referred to as "green tip" ammunition due to its identifying tip coloration, was introduced as an upgraded 5.56mm cartridge during the late 20th century to improve upon its predecessor, the M193.

The M855's design includes a steel penetrator encased within its lead core, enabling superior performance against intermediate barriers while maintaining effectiveness for training and general use. Manufactured in the USA with strict quality controls, Winchester’s M855 rounds reflect a commitment to precision and reliability. Whether for personal range use or professional applications, this ammunition provides shooters with a high-performance cartridge trusted by military and civilian marksmen alike.

Common Questions and FAQs

  • What makes this M855 ammo different from other 5.56 rounds?
    Winchester M855 ammunition features a 62-grain Full Metal Jacket (FMJ) bullet with a steel penetrator core. This design enhances its ability to penetrate intermediate barriers compared to standard 5.56 rounds, making it unique and versatile for various shooting applications.
  • Is this ammunition suitable for use in .223 Remington firearms?
    While 5.56 NATO rounds, including the M855, can physically fit in .223 Remington chambers, they generate higher pressure levels. Always confirm with your firearm manufacturer if your .223 Remington firearm is rated for 5.56 NATO ammunition to ensure safety and reliability.
  • Can this ammo be used for hunting?
    The steel penetrator in M855 rounds is not optimized for hunting, as it lacks the expansion required for ethical game harvesting. However, it can be effective against varmints or smaller targets in specific scenarios.
  • Does the steel core in this ammunition affect its legality?
    The M855 is legal in most states for civilian use; however, its steel penetrator core may be restricted in areas where armor-piercing ammunition is regulated. Check your local laws before purchasing or using this ammo.
  • Is this ammunition reloadable?
    Yes, the brass casings and Boxer primers make this ammunition reloadable, allowing shooters to reuse the casings for handloading.
  • Why is this ammo packaged with stripper clips?
    The inclusion of stripper clips simplifies and speeds up the process of loading compatible magazines, especially for AR-platform rifles, making it convenient for high-volume shooters or tactical training scenarios.

The 'Round Up'

Perfect Fit for:

  • Law enforcement, military use, personal defense

Why It Stands Out:

Winchester’s NATO M855 ammunition exemplifies precision engineering and reliability, offering consistent performance for a wide range of shooting scenarios. Whether you’re engaging in precision target practice, tactical training, or high-volume plinking, its 62-grain Full Metal Jacket design with a steel penetrator core ensures dependable accuracy and functionality.

Designed to meet NATO specifications, this ammunition combines versatility, quality, and convenience, with stripper clips for efficient loading and reloadable brass casings for added value. Trusted by professionals and recreational shooters alike, Winchester USA M855 ammo provides the reliability and performance necessary for shooters of all skill levels to train confidently and effectively.

Field Details
MPNWM855CP
UPC020892228863
ManufacturerWinchester Ammo
PlatformRifle
Ammo ApplicationTarget Shooting, Training, Plinking
Ammo TypeFull Metal Jacket
Caliber5.56x45mm NATO Ammo
Grain Weight 62 Grain
Quantity Per PackageBox of 30 / Case of 600
Test Barrel LengthNot provided
Muzzle Velocity3060 fps
Muzzle Energy1289 ft. lbs
Ballistic Coefficient (G1)Not provided
Case TypeBrass
Primer TypeBoxer
CorrosiveNo
ReloadableYes
Lead FreeNo
Staked PrimerNot provided
Country of OriginUSA

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Attention Ammunition Buyers You must be 21 years or older to order ammunition. Ammo must ship UPS/FedEx Ground. For safety reasons, we cannot accept returns on ammo. Always, make sure that you use the correct ammunition for your gun. Please check local laws before ordering.


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Proposition 65 Warning
 This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and reproductive harm. For more information go to www.p65warnings.ca.gov.

Reviews

129 Customer Review(s)
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Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Quality ammo, love this 5.56 round from Winchester. Fast delivery from Target Sports USA.
Reviewed by Cole  K
7/30/2025 12:20:44 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Mainly on the stripper clips not very easy to use but ammo did what it’s supposed to
Reviewed by James  S
7/7/2025 7:47:31 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Gassy/dirty. Accuracy varies from lot to lot.
Reviewed by Two  G
6/17/2025 12:55:30 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Great 5.56 rounds, nice shooting with this ammo from Winchester. Thankyou TSUSA.
Reviewed by Ryan  D
6/16/2025 10:21:57 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
10/10 quality 5.56 rounds from winchester. thank you target sports usa!
Reviewed by Ronald  E
5/31/2025 2:19:55 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
No issues with this 5.56 round from Winchester. Thanks Target Sports USA!
Reviewed by Derrick  M
5/28/2025 6:51:38 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good price, fast shipping! No issues with this 5.56 round from Winchester!
Reviewed by Scott  M
5/21/2025 5:10:53 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good rounds from Winchester! Solid 5.56 rounds priced fair!
Reviewed by robert  t
5/15/2025 11:28:28 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
works fine, consistent 5.56 rounds from winchester. thanks target sports usa!
Reviewed by Andrew  S
5/13/2025 3:56:46 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good function from this 5.56 round from Winchester. Shipped fast and discrete from TSUSA.
Reviewed by Michael  B
4/11/2025 6:38:04 AM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good performance and consistent. Love this 5.56 round from Winchester.
Reviewed by Michael  C
3/31/2025 7:42:25 AM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Reliable 5.56 rounds from Winchester. Quick shipping from Target Sports USA.
Reviewed by John  G
3/24/2025 10:58:18 AM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Great ammo nice function on this 5.56 round from Winchester! Thanks TSUSA!
Reviewed by John  W
3/7/2025 12:03:46 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Used at the outdoor range. Worked great. S&W SPORT M&P 15
Reviewed by Alejandro  A
2/27/2025 9:46:39 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good 5.56 rounds, nice ammo from Winchester! Thanks Target Sports USA!
Reviewed by Edward  G
2/24/2025 8:43:43 AM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Quality 5.56 rounds, no issues with this ammo from Winchester! Thanks TSUSA!
Reviewed by Bradley  L
2/19/2025 2:08:35 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Wonderful 5.56 rounds, no issues with this ammo from Winchester!
Reviewed by Brett  E
2/10/2025 12:33:04 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Excellent 5.56 rounds, solid ammo produced by Winchester! Thanks TSUSA!
Reviewed by mark  c
2/8/2025 4:49:00 PM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
62 grain green tip will do the job, solid 5.56 rounds from Winchester.
Reviewed by Michael  W
2/8/2025 7:36:11 AM
Comments and Reviews on Winchester 5.56x45mm NATO M855 Green Tip Ammo 62 Grain FMJ with Stripper Clips 30 Rounds - WM855CP
Performancestarstarstarstarstar
Valuestarstarstarstarstar
Qualitystarstarstarstarstar
Good value 5.56 ammo, solid rounds from Winchester. Thanks TSUSA!
Reviewed by Vincent  P
2/2/2025 2:34:18 PM

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Winchester Ammunition is proudly made in the USA and is one of the most iconic and trusted names in the firearms industry, delivering over 150 years of innovation, reliability, and performance. Known for legendary product lines like Winchester Super-X, Winchester Deer Season XP, and Smith & Wesson, USA Winchester White Box, Winchester offers a full range of handgun, rifle, and shotgun ammunition tailored for hunting, defense, and target shooting. Built with consistent quality and precision engineering, Winchester rounds are favored by professionals and recreational shooters alike. Target Sports USA carries bulk Winchester Ammo with free shipping and great pricing on popular calibers like 9mm Luger ammo, .223 Rem ammo, 12 Gauge ammo, .40 s&w ammo, and 308 Winchester ammo.

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