4 mm caliber
{{short description|Firearm cartridge classification}}
{{infobox
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| above = 4 mm caliber
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| caption = An example of a 4 mm cartridge, a 4.25mm Liliput including an example of 1 Euro cent by scale
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| data1 =
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| data6 = {{align|left|«3 mm}}Firearm cartridges{{align|right|5 mm»}}
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This is a list of firearm cartridges which have bullets in the {{convert|4|mm}} to {{convert|4.99|mm}} caliber range.
All measurements are in mm (in).
Rimfire cartridges
{{also|List of rimfire cartridges}}
| class=wikitable style="font-size: 9pt; width:700px; text-align:center" | |||||||
| Name || Bullet || Case length || Rim || Base || Shoulder || Neck || Overall length | |||||||
|---|---|---|---|---|---|---|---|
| .17 Mach 2 | 4.368 (.172) | 18.14 (.714) | 6.99 (.275) | 5.74 (.226) | 5.74 (.226) | 4.57 (.180) | 25.4 (1.0) |
| .17 HMR | 4.368 (.172) | 26.87 (1.058) | 6.99 (.275) | 5.74 (.226) | 5.74 (.226) | 4.57 (.180) | 34.26 (1.349) |
| .17 PMC/Aguila | 4.4 (.172) | 15.0 (.591) | 6.9 (.271) | - | | |||
| | 25 (.984) | |||||||
| .17 Winchester Super Magnum{{cite web|url=https://saami.org/wp-content/uploads/2019/06/ANSI-SAAMI-Z299.1-Rimfire-2015-R2018-Approved-2018-06-13.pdf|title=Voluntary Industry Performance Standards for Pressure and Velocity of Rimfire Sporting Ammunition for the Use of Commercial Manufacturers|date=2018-06-13|publisher=SAAMI|access-date=2020-10-02}}
| 4.382 (.1725) | 30.48 (1.200) | 8.46 (.333) | 6.83 (.269) | 6.833 (.2690) | 5.004 (.1970) | 40.39 (1.590) | |||||||
| 4.5×26mm MKR | 4.5 (.177) | | ||||||
Centerfire cartridges
=Pistol and PDW cartridges=
| class=wikitable style="font-size: 9pt; width:700px; text-align:center" | ||||||||
| Name || Bullet || Case type || Case length || Rim || Base || Shoulder || Neck || Overall length | ||||||||
|---|---|---|---|---|---|---|---|---|
| 4.25mm Liliput | 4.242 (.167) | 10.41 (.410) | 5.029 (.198) | 5.029 (.198) | - | 5.029 (.198) | 14.22 (.560) | |
| 4.38×30mm Libra | 4.28 (.169) | 30.10 (1.185) | 7.65 (.301) | 7.56 (.298) | 6.88 (.271) | 4.90 (.193 ) | 41.00 (1.614) | |
| 4.5x40mmR[http://worldweapon.info/patron-45x40-r worldweapon.info - Патрон 4.5x40 R] {{in lang|ru}} for SPP-1 | 4.5 (0.18) | 8.29 (.326) | 7.53 (.296) | 6.75 (.266) | 5.11 (.201) | 144.25 (5.678) | ||
| 4.6×30mm HK | 4.65 (.183) | Rebated straight walled bottlenecked | 30.50 (1.201) | 8.00 (.315) | 8.02 (.316) | 7.75 (.305) | 5.31 (0.209) | 38.50 (1.516) |
=Revolver cartridges=
| class=wikitable style="font-size: 9pt; width:700px; text-align:center" | |||||||
| Name || Bullet || Case length || Rim || Base || Shoulder || Neck || Overall length | |||||||
|---|---|---|---|---|---|---|---|
| .17 Bumble Bee | 4.368 (.172) | 23.37 (.920) | 10.36 (.408) | 8.890 (.350) | 8.636 (.340) | 4.547 (.197) | | |
| 4mm M20 (4×10 mm)[http://www.waffenlager.net/ammo/4mm.html waffenlager.net - 4mm M20 (4x10 mm)]{{in lang|fi}} | 4.89 (.1925) | 7.13 (.28) | 5.69 (.224) | 5.03 (0.198) | - | - | 9.1 (0.358) |
=Rifle cartridges=
{{also|List of rifle cartridges}}
| class=wikitable style="font-size: 9pt; width:700px; text-align:center" | ||||||||
| Name || Bullet || Case type || Case length || Rim || Base || Shoulder || Neck || Overall length | ||||||||
|---|---|---|---|---|---|---|---|---|
| .17 Hornet | 4.368 (.172) | 35.6 (1.400) | 8.9 (.350) | 7.6 (.299) | 7.3 (.288) | 4.9 (.193) | 43.69 (1.720){{cite web|url=https://saami.org/wp-content/uploads/2019/02/ANSI-SAAMI-Z299.4-CFR-Approved-2015-12-14-Posting-Copy.pdf|title=Voluntary Industry Performance Standards for Pressure and Velocity of Centerfire Rifle Ammunition for the Use of Commercial Manufacturers |date=2015-12-14|publisher=SAAMI|access-date=2020-10-02}} | |
| .17 Mach IV | 4.368 (.172) | 35.6 (1.40) | 9.6 (.378) | 9.6 (.378) | 9.2 (.361) | 5.2 (.206) | | ||
| .17 Remington | 4.368 (.172) | 45.62 (1.796) | 9.601 (.378) | 9.550 (.376) | 9.042 (.356) | 5.055 (.199) | 55.118 (2.170) | |
| .17 Remington Fireball | 4.368 (.172) | 36.07 (1.420) | 9.60 (.378) | 9.57 (.3769) | 9.33 (.3673) | 5.23 (.206) | 46.48 (1.830) | |
| .17 Ackley Bee | 4.4 (.172) | 34 (1.35) | 10.4 (.408) | 8.9 (.349) | 8.5 (.334) | 5.0 (.195) | | ||
| 4.6×36mm | 4.65 (.183) | 35.61 (1.402) | 8.94 (.352) | 8.94 (.352) | 8.48 (.334) | 5.27 (.207) | 49.16 (1.935 ) | |
| 4.85×49mm | 5.0 (.197) | Rimless bottlenecked | 48.9 (1.925) | 9.6 (.376) | 9.5 (.375) | 9.0 (.353) | 5.6 (.220) | 62.4 (2.455) |