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ASME B 18.27

NA4 Heavy Duty External Retaining Rings

ASME B 18.27.2 (T6) - 1998 (R2017) NA4 重型轴用挡圈

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Dimensional Specifications — ASME B 18.27 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
1/2	NA4-75	0.185	0.076	0.078	0.081	0.689	0.694	0.078	0.093	0.679	0.075
5/8	NA4-98	0.185	0.076	0.078	0.081	0.906	0.911	0.078	0.093	0.896	0.075
0.394	NA4-42	0.105	0.04	0.035	0.037	0.394	0.397	0.042	0.052	0.388	0.033
0.428	NA4-50	0.124	0.048	0.05

Related Standards

GB /T 894 (A) - 2017— Retaining Rings for Shaft - Type A (Standard)GB /T 894.1 - 1986— Circlips for Shaft - Type A GB 960 - 1986— Grip Rings GB /T 894 (B) - 2017— Retaining Rings for Shaft - Type B (Heavy)GB /T 894.2 - 1986— Circlips for Shaft - Type B DIN 983 - 2021— Retaining Rings with Lugs for Shafts DIN 471 (-1) - 2011— Retaining Rings for Shafts - Normal Type DIN 983 - 2011— Retaining Rings with Lugs for Shafts

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