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BS 4320

Black Washers - Extra Large Diameter. Metric Series - Form G

BS 4320 (G) - 1968 公制 - 粗制 - 特大垫圈 - G型

See all versions and complete specifications: Black Washers - Extra Large Diameter. Metric Series - Form G — Full Specification Page

Dimensional Specifications — BS 4320 (mm)

Size	P	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
M5	6.6	18	17.2	7.0	6.6	2.3	1.7	18	2
M6	9	24	23.2	9.4	9	2.3	1.7	24	2
M8	18	48	46.8	18.5	18	4.6	3.4	48	4
M10	20	54	52.5	20.6	20	4.6	3.4	54	4
(M7)

Related Standards

GB 96 - 1985— Plain Washers-Large Series - Product Grade A and C GB /T 5287 - 2002— Plain Washers - Extra Large Serles - Product Grade C GB /T 96.1 - 2002— Plain Washers - Large Series - Product Grade A GB /T 96.2 - 2002— Plain Washers - Large Series - Product Grade C GB /T 97.4 (L) - 2002— Plain Washers (Large) for Combination Screw GB /T 5287 - 1985— Plain Washers - Extra Large Series - Product Grade C DIN 440 (R) - 1990— Extra Large Washers with Round Hole for use in Timber Constructions DIN 9021 - 1990— Large Plain Washers - Product Grade A（dc ≈ 3d）

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