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SJ 2494 - 1984

Cross Recessed Big Flat Head Screws

SJ 2494 - 1984 十字槽大扁头螺钉

See all versions and complete specifications: Cross Recessed Big Flat Head Screws — Full Specification Page

Dimensional Specifications — SJ 2494 - 1984 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
M2	0.45	1	1.1	5.3	1.6	0.9	25	0.1	3.7	5.7	1.4
M3	0.8	2	2	11.2	3.25	1.6	38	0.2	7.7	11.8	2.95
M2.5	0.6	2	1.5	7.6	2.35	1.2	38	0.1	5.4	8.1	2.05
(M3.5)	1	3	2.5	13.3	3.9

Related Standards

GB 973 - 1976— Crosss Recessed Mushroom Screws JIS B 1111 (JA6) - 2017— Cross Recessed Mushroom Head Screws JIS B 1111 (A4) - 2006— Cross Recessed Mushroom Head Screws [Annex Attached Table 4]JIS B 1111 (A4) - 1996— Cross Recessed Mushroom Head Screws [Annex Attached Table 4]ASME/ANSI B 18.6.3 - 2003— Cross Recessed Truss Head Machine Screws NF E 25-129 - 1985— Cross Recessed Mushroom Head Screws NF L 22-181 - 1976— Mushroom Head Screws with B.N.A.E. Cross Recess. SIM Thread NF L 22-186 - 1976— Mushroom Head Screws with B.N.A.E. Cross Recess and Cone Point. SIM Thread

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