Metric Nuts, Size : M3 - M56, 3/6" To 2", Custom Sizes

Product Details

Nominal Size	Thread Pitch	F		G	H
		Width Across Flats (Wrench Size)		Width Across Corners	Thickness
		Max	Min	Min	Max	Min
M1.6	0.35	3.2	3.02	3.41	1.3	1.05
M2	0.4	4	3.82	4.32	1.6	1.35
M2.5	0.45	5	4.82	5.45	2	1.75
M3	0.5	5.5	5.32	6.01	2.4	2.15
M4	0.7	7	6.78	7.66	3.2	2.9
M5	0.8	8	7.78	8.79	4.7	4.4
M6	1	10	9.78	11.05	5.2	4.9
M8	1.25	13	12.73	14.38	6.8	6.44
M10	1.5	16	15.73	17.77	8.4	8.04
M12	1.75	18	17.73	20.03	10.8	10.37
M14	2	21	20.67	23.35	12.8	12.1
M16	2	24	23.67	26.75	14.8	14.1
M20	2.5	30	29.16	32.95	18	16.9
M24	3	36	35	39.55	21.5	20.2
M30	3.5	46	45	50.85	25.6	24.3
M36	4	55	53.8	60.78	31	29.4
M42	4.5	65	63.1	71.3	34	32.4
M48	5	75	73.1	82.6	38	36.4
M56	5.5	85	82.8	93.56	45	43.4
M64	6	95	92.8	104.86	51	49.1

METRIC NUTS SPECIFICATION

Material	Standards	Grades
Nickel Alloy Hex Nuts	ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472	UNS 2200 (NICKEL 200) / UNS 2201 (NICKEL 201), UNS 4400 (MONEL 400), UNS 8825 (INCONEL 825), UNS 6600 (INCONEL 600) / UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 8020 (ALLOY 20 / 20 CB 3)
Stainless Steel Hex Nuts	ASTM / ASME A/SA 193 / 194	B 8 (304), B 8C (SS 347), B 8M (SS 316), B 8 T (SS 321), A 2, A 4
Alloy Steel Hex Nuts	ASTM / ASME A/SA 193 / 194 GR	B 6, B 7/ B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M
Duplex Steel Hex Nuts	UNS NO. S 31803, S 32205	Range: M10 TO M100, LENGTH UPTO 5 METERS
Nonmetallic Materials:	Acrylic, Kel-F, Lexan, Polypropylene, Poly Vinyl Chloride, Teflon, Zytel 31, 101, 105
High-Temp Alloys	Discaloy, 19-9 DL, 16-25-6, A286, Titanium, Nimonic 80, Mulitmet, Haynes 25, Greek Ascalloy, Unitemp 252, Udimet 500, Rene 41, Inco 700, Inco 901, Hastelloy X, 235, Waspaloy, RA 330
Copper Base Alloys	Copper, Brasses: Yellow, Free-cut, Red, Naval, Bronze: Commercial, Phosphor, Silicon A & B, Aluminum, Silicon-Aluminum, Manganese, Ampco Alloys, Munitz Metal, Cupro-Nicles
Aluminum Alloys:	1100, 2011, 2014, 2017, 2024, 3003, 5052, 6053, 6061, 7075
Trademarks:	Carpenter, Armco, INCO, Cabot, DuPont.
Finish:	Black Oxide, Zinc Plating, Hot Dip Galvanized