NAAMS Hexagon Nuts

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NAAMS hexagon nuts come with fine or coarse threads. They are offered as a regular nut, with a washer face, as a jam nut, or a jam nut with a washer face. These nuts come in all sizes from an M5 x 0.8 to M36 x 4. Specifications are set to ANSI B18.2.4.2M for dimensions and ASTM A563M, class 12 steel.

NAAMS Code	Nom. Nut & Thread Pitch	S		E		M		D (Dw)	C
NAAMS Code	Nom. Nut & Thread Pitch	Max	Min	Max	Min	Max	Min	Min	Max	Min
F392436	M24 x 2	36	35	41.57	39.55	23.9	22.6	33.2	-	-
F420508	M5 x 0.8	8	7.78	9.24	8.79	5.1	4.8	6.9	-	-
F420610	M6 x 1	10	9.78	11.55	11.05	5.7	5.4	8.9	-	-
F420813	M8 x 1.25	13	12.73	15.01	14.38	7.5	7.14	11.6	-	-
F421016	M10 x 1.5	16	15.73	18.48	17.77	9.3	8.94	14.6	-	-
F421218	M12 x 1.75	18	17.73	20.78	20.03	12	11.57	16.6	-	-
F421624	M16 x 2	24	23.67	27.71	26.75	16.4	15.7	22.5	-	-
F422030	M20 x 2.5	30	29.16	34.64	32.95	20.3	19	27.7	0.8	0.4
F422436	M24 x 3	36	35	41.57	39.55	23.9	22.6	33.2	0.8	0.4
F423046	M30 x 3.5	46	45	53.12	50.85	28.6	27.3	42.7	0.8	0.4
F423655	M36 x 4	55	53.8	63.51	60.79	34.7	33.1	51.1	0.8	0.4
F451017	M10 x 1.25	17	-	-	-	5	-	-	-	-
F451219	M12 x 1.25	19	-	-	-	6	-	-	-	-
F451624	M16 x 1.5	24	-	-	-	8	-	-	-	-
F452030	M20 x 1.5	30	-	-	-	10	-	-	-	-
F452436	M24 x 2	36	-	-	-	13.5	-	-	-	-
F452741	M27 x 2	41	-	-	-	13.5	-	-	-	-
F453650	M36 x 2	50	-	-	-	16	-	-	-	-
F470508	M5 x 0.8	8	7.78	9.24	8.79	2.7	2.45	6.9	-	-
F470610	M6 x 1	10	9.78	11.55	11.05	3.2	2.9	8.9	-	-
F470813	M8 x 1.25	13	12.73	15.01	14.38	4	3.7	11.6	-	-
F471016	M10 x 1.5	16	15.73	18.48	17.77	5	4.7	14.6	-	-
F471218	M12 x 1.75	18	17.73	20.78	20.03	6	5.7	16.6	-	-
F471624	M16 x 2	24	23.67	27.71	26.75	8	7.42	22.5	-	-
F472030	M20 x 2.5	30	29.16	34.64	32.95	10	9.1	27.7	-	-
F472436	M24 x 3	36	35	41.57	39.55	12	10.9	33.2	-	-
F473046	M30 x 3.5	46	45	53.12	50.85	15	13.9	42.7	-	-
F473655	M36 x 4	55	53.8	63.51	60.79	18	16.9	51.1	-	-
F480508	M5 x 0.8	8	7.78	9.24	8.79	2.7	2.45	6.9	-	-
F480610	M6 x 1	10	9.78	11.55	11.05	3.2	2.9	8.9	-	-
F480813	M8 x 1.25	13	12.73	15.01	14.38	4	3.7	11.6	-	-
F461017	*M10 x 1.25	17	-	-	-	5	-	-	-	-
F481016	M10 x 1.5	16	15.73	18.48	17.77	5	4.7	14.6	-	-
F461219	*M12 x 1.25	19	-	-	-	6	-	-	-	-
F481218	M12 x 1.75	18	17.73	20.78	20.03	6	5.7	16.6	-	-
F461624	*M16 x 1.5	24	-	-	-	8	-	-	-	-
F481624	M16 x 2	24	23.67	27.71	26.75	8	7.42	22.5	-	-
F462030	*M20 x 1.5	30	-	-	-	10	-	-	-	-
F482030	M20 x 2.5	30	29.16	34.64	32.95	10	9.1	27.7	0.8	0.4
F482436	M24 x 3	36	35	41.57	39.55	12	10.9	33.2	0.8	0.4
F462741	*M27 x 2	41	-	-	-	13.5	-	-	-	-
F483046	M30 x 3.5	46	45	53.12	50.85	15	13.9	42.7	0.8	0.4
F463650	*M36 x 2	50	-	-	-	16	-	-	-	-
F483655	M36 x 4	55	53.8	63.51	60.79	18	16.9	51.1	0.8	0.4