4 mm caliber

4 mm caliber
4 mm caliber
	An example of a 4 mm cartridge, a 4.25mm Liliput including an example of 1 Euro cent by scale
	Firearm cartridges
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This is a list of firearm cartridges which have bullets in the 4 millimetres (0.16 in) to 4.99 millimetres (0.196 in) caliber range.

Quick Facts

All measurements are in mm (in).

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^[1]	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)	-	-	-	-	-	-

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^[2] 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)

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)^[3]	4.89 (.1925)	7.13 (.28)	5.69 (.224)	5.03 (0.198)	-	-	9.1 (0.358)

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)^[4]
.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)^[4]
.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 )
4.32×45mm SBR^[5]^[6]^[7]	-		-	-	-	-	-	-
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)

Rimfire cartridges