ASTM A563 F594 F467

ASME B 18.2.2 - 2022

Heavy Hex Slotted Nuts

(ASTM A563 / F594 / F467)

Screw Thread
d

d
PP	UNC
	UNF
	8-UN
s	Nominal Size
	min
	max
e	min
	max
k	Nominal Size
	min
	max
w	min
	max
n ^①	min
	max

0.2500	0.3125	0.3750	0.4375	0.5000	0.5625	0.6250	0.7500	0.8750	1.0000	1.1250	1.2500
20	18	16	14	13	12	11	10	9	8	7	7
28	24	24	20	20	18	18	16	14	12	12	12
-	-	-	-	-	-	-	-	-	-	8	8
1/2	9/16	11/16	3/4	7/8	15/16	1-1/16	1-1/4	1-7/16	1-5/8	1-13/16	2
0.488	0.546	0.669	0.728	0.850	0.909	1.031	1.212	1.394	1.575	1.756	1.938
0.500	0.562	0.688	0.750	0.875	0.938	1.062	1.250	1.438	1.625	1.812	2.000
0.556	0.622	0.763	0.830	0.969	1.037	1.175	1.382	1.589	1.796	2.002	2.209
0.577	0.650	0.794	0.866	1.010	1.083	1.227	1.443	1.660	1.876	2.093	2.309
15/64	19/64	23/64	27/64	31/64	35/64	39/64	47/64	55/64	63/64	1-7/64	1-7/32
0.218	0.280	0.341	0.403	0.464	0.526	0.587	0.710	0.833	0.956	1.079	1.187
0.250	0.314	0.377	0.441	0.504	0.568	0.631	0.758	0.885	1.012	1.139	1.251
0.13	0.19	0.22	0.26	0.32	0.35	0.38	0.47	0.59	0.69	0.75	0.83
0.15	0.21	0.24	0.28	0.34	0.37	0.40	0.49	0.62	0.72	0.78	0.86
0.07	0.09	0.12	0.12	0.15	0.15	0.18	0.18	0.18	0.24	0.24	0.31
0.10	0.12	0.15	0.15	0.18	0.18	0.24	0.24	0.24	0.30	0.33	0.40

Screw Thread
d

d
PP	UNC
	UNF
	8-UN
s	Nominal Size
	min
	max
e	min
	max
k	Nominal Size
	min
	max
w	min
	max
n ^①	min
	max

1.3750	1.5000	1.7500	2.0000	2.2500	2.5000	2.7500	3.0000	3.2500	3.5000	3.7500	4.0000
6	6	5	4-1/2	4-1/2	4	4	4	4	4	4	4
12	12	-	-	-	-	-	-	-	-	-	-
8	8	8	8	8	8	8	8	8	8	8	8
2-3/16	2-3/8	2-3/4	3-1/8	3-1/2	3-7/8	4-1/4	4-5/8	5	5-3/8	5-3/4	6-1/8
2.119	2.300	2.662	3.025	3.388	3.750	4.112	4.475	4.838	5.200	5.562	5.925
2.188	2.375	2.750	3.125	3.500	3.875	4.250	4.625	5.000	5.375	5.750	6.125
2.416	2.622	3.035	3.449	3.862	4.275	4.688	5.102	5.515	5.928	6.341	6.755
2.526	2.742	3.175	3.608	4.041	4.474	4.907	5.340	5.774	6.207	6.640	7.073
1-11/32	1-15/32	1-23/32	1-31/32	2-13/64	2-29/64	2-45/64	2-61/64	3-3/16	3-7/16	3-11/16	3-15/16
1.310	1.433	1.679	1.925	2.155	2.401	2.647	2.893	3.124	3.370	3.616	3.862
1.378	1.505	1.759	2.013	2.251	2.505	2.759	3.013	3.252	3.506	3.760	4.014
0.95	1.01	1.20	1.38	1.62	1.74	1.99	2.17	2.41	2.65	2.90	3.15
0.99	1.05	1.24	1.43	1.67	1.79	2.05	2.23	2.47	2.72	2.97	3.22
0.31	0.37	0.43	0.43	0.43	0.55	0.55	0.62	0.62	0.62	0.62	0.62
0.40	0.46	0.52	0.52	0.52	0.64	0.64	0.71	0.71	0.71	0.71	0.71

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