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ASME B 18.27

NA2 Internal Retaining Rings

ASME B 18.27.1 (T7) - 1998 (R2017) NA2 孔用挡圈

See all versions and complete specifications: NA2 Internal Retaining Rings — Full Specification Page

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	NA2-77	0.151	0.060	0.042	0.044	0.859	0.869	0.062	0.072	0.854	0.040
1/4	NA2-31	0.069	0.029	0.015	0.017	0.346	0.356	0.031	0.041	0.341	0.013
3/8	NA2-50	0.117	0.045	0.035	0.037	0.548	0.558	0.047	0.057	0.543	0.033
5/16	NA2-43	0.101	0.039	0.025

Related Standards

GB /T 893 (A) - 2017— Retaining Rings for Bores - Type A (Standard)GB /T 893 (B) - 2017— Retaining Rings for Bores - Type B (Heavy)GB /T 893.1 - 1986— Circlips for Holes - Type A GB /T 893.2 - 1986— Circlips for Holes - Type B DIN 984 - 2021— Retaining Rings with Lugs (Internal Circlips) for Use In Bores DIN 472 (N) - 2017— Retaining Rings for Bores - Normal Type DIN 984 - 2013— Retaining Rings with Lugs (Internal Circlips) for use in Bores DIN 472 (N) - 2011— Retaining Rings for Bores - Normal Type

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