ISO Metric

ISO Metric Fine Thread, pitch 1.5

Pitch 1.5 mm, e.g. M12×1.5, M16×1.5 and M20×1.5, widely used for hydraulic fittings, cable glands and shaft nuts.

Standard: DIN 13-6
Flank angle: 60°
Sizes listed: 136
Range: M 12.0 – M 300.0

Profile shape (schematic, not to scale)

Nominal Diameter mm	Pitch mm	Tapping Drill Size mm (D − P)	Minor Diameter D1 mm
M 12.0	1.50	10.5	10.38
M 13.0	1.50	11.5	11.38
M 14.0	1.50	12.5	12.38
M 15.0	1.50	13.5	13.38
M 16.0	1.50	14.5	14.38
M 17.0	1.50	15.5	15.38
M 18.0	1.50	16.5	16.38
M 19.0	1.50	17.5	17.38
M 20.0	1.50	18.5	18.38
M 21.0	1.50	19.5	19.38
M 22.0	1.50	20.5	20.38
M 23.0	1.50	21.5	21.38
M 24.0	1.50	22.5	22.38
M 25.0	1.50	23.5	23.38
M 26.0	1.50	24.5	24.38
M 27.0	1.50	25.5	25.38
M 28.0	1.50	26.5	26.38
M 29.0	1.50	27.5	27.38
M 30.0	1.50	28.5	28.38
M 31.0	1.50	29.5	29.38
M 32.0	1.50	30.5	30.38
M 33.0	1.50	31.5	31.38
M 34.0	1.50	32.5	32.38
M 35.0	1.50	33.5	33.38
M 36.0	1.50	34.5	34.38
M 37.0	1.50	35.5	35.38
M 38.0	1.50	36.5	36.38
M 39.0	1.50	37.5	37.38
M 40.0	1.50	38.5	38.38
M 42.0	1.50	40.5	40.38
M 45.0	1.50	43.5	43.38
M 48.0	1.50	46.5	46.38
M 50.0	1.50	48.5	48.38
M 52.0	1.50	50.5	50.38
M 55.0	1.50	53.5	53.38
M 56.0	1.50	54.5	54.38
M 58.0	1.50	56.5	56.38
M 60.0	1.50	58.5	58.38
M 62.0	1.50	60.5	60.38
M 64.0	1.50	62.5	62.38
M 65.0	1.50	63.5	63.38
M 68.0	1.50	66.5	66.38
M 70.0	1.50	68.5	68.38
M 72.0	1.50	70.5	70.38
M 75.0	1.50	73.5	73.38
M 76.0	1.50	74.5	74.38
M 78.0	1.50	76.5	76.38
M 80.0	1.50	78.5	78.38
M 82.0	1.50	80.5	80.38
M 85.0	1.50	83.5	83.38
M 88.0	1.50	86.5	86.38
M 90.0	1.50	88.5	88.38
M 92.0	1.50	90.5	90.38
M 95.0	1.50	93.5	93.38
M 98.0	1.50	96.5	96.38
M 100.0	1.50	98.5	98.38
M 102.0	1.50	100.5	100.38
M 105.0	1.50	103.5	103.38
M 108.0	1.50	106.5	106.38
M 110.0	1.50	108.5	108.38
M 112.0	1.50	110.5	110.38
M 115.0	1.50	113.5	113.38
M 118.0	1.50	116.5	116.38
M 120.0	1.50	118.5	118.38
M 122.0	1.50	120.5	120.38
M 125.0	1.50	123.5	123.38
M 128.0	1.50	126.5	126.38
M 130.0	1.50	128.5	128.38
M 132.0	1.50	130.5	130.38
M 135.0	1.50	133.5	133.38
M 138.0	1.50	136.5	136.38
M 140.0	1.50	138.5	138.38
M 142.0	1.50	140.5	140.38
M 145.0	1.50	143.5	143.38
M 148.0	1.50	146.5	146.38
M 150.0	1.50	148.5	148.38
M 152.0	1.50	150.5	150.38
M 155.0	1.50	153.5	153.38
M 158.0	1.50	156.5	156.38
M 160.0	1.50	158.5	158.38
M 162.0	1.50	160.5	160.38
M 165.0	1.50	163.5	163.38
M 168.0	1.50	166.5	166.38
M 170.0	1.50	168.5	168.38
M 172.0	1.50	170.5	170.38
M 175.0	1.50	173.5	173.38
M 178.0	1.50	176.5	176.38
M 180.0	1.50	178.5	178.38
M 182.0	1.50	180.5	180.38
M 185.0	1.50	183.5	183.38
M 188.0	1.50	186.5	186.38
M 190.0	1.50	188.5	188.38
M 192.0	1.50	190.5	190.38
M 195.0	1.50	193.5	193.38
M 198.0	1.50	196.5	196.38
M 200.0	1.50	198.5	198.38
M 202.0	1.50	200.5	200.38
M 205.0	1.50	203.5	203.38
M 208.0	1.50	206.5	206.38
M 210.0	1.50	208.5	208.38
M 212.0	1.50	210.5	210.38
M 215.0	1.50	213.5	213.38
M 218.0	1.50	216.5	216.38
M 220.0	1.50	218.5	218.38
M 222.0	1.50	220.5	220.38
M 225.0	1.50	223.5	223.38
M 228.0	1.50	226.5	226.38
M 230.0	1.50	228.5	228.38
M 232.0	1.50	230.5	230.38
M 235.0	1.50	233.5	233.38
M 238.0	1.50	236.5	236.38
M 240.0	1.50	238.5	238.38
M 242.0	1.50	240.5	240.38
M 245.0	1.50	243.5	243.38
M 248.0	1.50	246.5	246.38
M 250.0	1.50	248.5	248.38
M 252.0	1.50	250.5	250.38
M 255.0	1.50	253.5	253.38
M 258.0	1.50	256.5	256.38
M 260.0	1.50	258.5	258.38
M 262.0	1.50	260.5	260.38
M 265.0	1.50	263.5	263.38
M 268.0	1.50	266.5	266.38
M 270.0	1.50	268.5	268.38
M 272.0	1.50	270.5	270.38
M 275.0	1.50	273.5	273.38
M 278.0	1.50	276.5	276.38
M 280.0	1.50	278.5	278.38
M 282.0	1.50	280.5	280.38
M 285.0	1.50	283.5	283.38
M 288.0	1.50	286.5	286.38
M 290.0	1.50	288.5	288.38
M 292.0	1.50	290.5	290.38
M 295.0	1.50	293.5	293.38
M 298.0	1.50	296.5	296.38
M 300.0	1.50	298.5	298.38

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Reference values only. Verify against the current edition of the governing standard before use in production drawings or manufacturing. Provided by Micro Components as a free engineering resource.

ISO Metric Fine Thread, pitch 1.5

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