AS/NZS 2465 Hexagon Bolts - Fastener Planet

As/NZS 2465 Hexagon Bolts (UNC and UNF threads) (1999); specifies the dimensions for unified hexagon bolts, screws and nuts (UNC and UNF threads) in diameters from .25 in to 1.5 in, and the material requirements for steel bolts and screws of strength grades 5 and 8 and for nuts of strength grades 5 and 8.

Dimensions of AS/NZS 2465 – Hexagon Bolts

AS /NZS 2465 - 1999 Hexagon Bolts (UNC and UNF threads)

Thread Size (d)		1/4	5/16	3/8	7/16	1/2	9/16	5/8	3/4	7/8	1	1-1/8	1-1/4	1-3/8	1-1/2
P	UNC	20	18	16	14	13	12	11	10	9	8	7	7	6	6
P	UNF	28	24	24	20	20	18	18	16	14	12	12	12	12	12
d_s	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	1.3750	1.5000
d_s	min	0.2450	0.3065	0.3690	0.4305	0.4930	0.5545	0.6170	0.7410	0.8660	0.9900	1.1140	1.2390	1.3630	1.4880
s	Nominal Size	7/16	1/2	9/16	5/8	3/4	13/16	15/16	1-1/8	1-5/16	1-1/2	1-11/16	1-7/8	2-1/16	2-1/4
	max	0.438	0.500	0.562	0.625	0.750	0.812	0.938	1.125	1.312	1.500	1.688	1.875	2.062	2.250
	min	0.428	0.489	0.551	0.612	0.736	0.798	0.922	1.100	1.285	1.469	1.631	1.812	1.994	2.175
e	max	0.505	0.577	0.650	0.722	0.866	0.938	1.083	1.299	1.516	1.732	1.949	2.165	2.382	2.598
e	min	0.488	0.557	0.628	0.698	0.840	0.910	1.051	1.254	1.465	1.675	1.859	2.066	2.273	2.480
k	Nominal Size	5/32	13/64	15/64	9/32	5/16	23/64	25/64	15/32	35/64	39/64	11/16	25/32	27/32	1-5/16
	max	0.163	0.211	0.243	0.291	0.323	0.371	0.403	0.483	0.563	0.627	0.718	0.813	0.878	0.974
	min	0.150	0.195	0.226	0.272	0.302	0.348	0.378	0.455	0.531	0.591	0.658	0.749	0.810	0.902
b	L≤6	0.750	0.875	1.000	1.125	1.250	1.375	1.500	1.750	2.000	2.250	2.500	2.750	3.000	3.250
b	L＞6	1.000	1.125	1.250	1.375	1.500	1.625	1.750	2.000	2.250	2.500	2.750	3.000	3.250	3.500
x	max	0.250	0.278	0.312	0.357	0.385	0.417	0.455	0.500	0.556	0.625	0.714	0.714	0.833	0.833

Technical Data provided by Fastener Planet

Dimensions of AS/NZS 2465 – Hexagon Bolts

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