孔用挡圈尺寸标准及安装方法

    安装于圆孔内，用作固定零部件的轴向运动，这类挡圈的外径比装配圆孔直径径稍大。安装时须用卡簧钳，将钳嘴插入挡圈的钳孔中，夹紧挡圈，才能放入预先加工好的圆孔内槽。

孔用弹性挡圈安装方法：

孔用弹性挡圈-A型（摘自GB893.1-86）

    孔径的d0=8～200mm的A型孔用弹性挡圈。

    标记示例:    孔径d0=50、材料65Mn、热处理硬度HRC44～51、经表面氧化处理的A型孔用弹性挡圈的标记：    挡圈  GB 893.1  50    孔径的d0=20～200mmA型孔用弹性挡圈：

孔径d0	挡         圈					沟    槽（推荐）						轴d3≤
	D		S		d1	d2		m			n≥
	基l尺寸	极限偏差	基本尺寸	极限偏差		基本尺寸	极限偏差		基本尺寸	极限偏差
8	8.7	+0.36-0.10	0.6	+0.04-0.07	1	8.4	+0.090		0.7	+0.140	0.6	2
9	9.8	+0.36-0.10	0.6	+0.04-0.07	1	9.4	+0.090		0.7	+0.140	0.6	2
10	10.8	+0.36-0.10	0.8	+0.04-0.10	1.5	10.4	+0.110		0.9	+0.140	0.6	2
11	11.8	+0.36-0.10	0.8	+0.04-0.10	1.5	11.4	+0.110		0.9	+0.140	0.6	3
12	13	+0.36-0.10	1	+0.04-0.10	1.5	12.5	+0.110		0.9	+0.140	0.9	4
13	14.1	+0.36-0.10	1	+0.04-0.10	1.7	13.6	+0.110		0.9	+0.140	0.9	4
14	15.1	+0.36-0.10	1	+0.05-0.13	1.7	14.6	+0.110		1.1	+0.140	0.9	5
15	16.2	+0.36-0.10	1	+0.05-0.13	1.7	15.7	+0.110		1.1	+0.140	1.2	6
16	17.3	+0.36-0.10	1	+0.05-0.13	1.7	16.8	+0.110		1.1	+0.140	1.2	7
17	18.3	+0.42-0.13	1	+0.05-0.13	1.7	17.8	+0.110		1.1	+0.140	1.2	8
18	19.5	+0.42-0.13	1	+0.05-0.13	1.7	19	+0.130		1.1	+0.140	1.5	9
19	20.5	+0.42-0.13	1	+0.05-0.13	2	20	+0.130		1.1	+0.140	1.5	10
20	21.5	+0.42-0.13	1	+0.05-0.13	2	21	+0.130		1.1	+0.140	1.5	10
21	22.5	+0.42-0.13	1.2	+0.05-0.13	2	22	+0.130		1.1	+0.140	1.5	11
22	23.5	+0.42-0.13	1.2	+0.05-0.13	2	23	+0.130		1.1	+0.140	1.5	12
24	25.9	+0.42-0.21	1.2	+0.05-0.13	2	25.2	+0.210		1.3	+0.140	1.8	13
25	26.9	+0.42-0.21	1.2	+0.05-0.13	2	26.2	+0.210		1.3	+0.140	1.8	14
26	27.9	+0.42-0.21	1.2	+0.05-0.13	2	27.2	+0.210		1.3	+0.140	1.8	15
28	30.1	+0.50-0.25	1.2	+0.05-0.13	2	29.4	+0.210		1.3	+0.140	2.1	17
30	32.1	+0.50-0.25	1.2	+0.05-0.13	2	31.4	+0.250		1.3	+0.140	2.1	18
31	33.4	+0.50-0.25	1.5	+0.05-0.13	2.5	32.7	+0.250		1.3	+0.140	2.6	19
32	34.4	+0.50-0.25	1.5	+0.05-0.13	2.5	33.7	+0.250		1.3	+0.140	2.6	20
34	36.5	+0.50-0.25	1.5	+0.06-0.15	2.5	35.7	+0.250		1.7	+0.140	2.6	22
35	37.8	+0.50-0.25	1.5	+0.06-0.15	2.5	37	+0.250		1.7	+0.140	3	23
36	38.8	+0.50-0.25	1.5	+0.06-0.15	2.5	38	+0.250		1.7	+0.140	3	24
37	39.8	+0.50-0.25	1.5	+0.06-0.15	2.5	39	+0.250		1.7	+0.140	3	25
38	40.8	+0.50-0.25	1.5	+0.06-0.15	2.5	40	+0.250		1.7	+0.140	3	26
40	43.5	+0.90-0.39	1.5	+0.06-0.15	2.5	42.5	+0.250		1.7	+0.140	3.8	27
42	45.5	+0.90-0.39	1.5	+0.06-0.15	3	44.5	+0.250		1.7	+0.140	3.8	29
45	48.5	+0.90-0.39	1.5	+0.06-0.15	3	47.5	+0.250		1.7	+0.140	3.8	31
47	50.5	+1.10-0.46	2	+0.06-0.15	3	49.5	+0.250		1.7	+0.140	3.8	32
48	51.5	+1.10-0.46	2	+0.06-0.15	3	50.5	+0.300		1.7	+0.140	3.8	33
50	54.2	+1.10-0.46	2	+0.06-0.18	3	53	+0.300		2.2	+0.140	4.5	36
52	56.2	+1.10-0.46	2	+0.06-0.18	3	55	+0.300		2.2	+0.140	4.5	38
55	59.2	+1.10-0.46	2	+0.06-0.18	3	58	+0.300		2.2	+0.140	4.5	40
56	60.2	+1.10-0.46	2	+0.06-0.18	3	59	+0.300		2.2	+0.140	4.5	41
58	62.2	+1.10-0.46	2	+0.06-0.18	3	61	+0.300		2.2	+0.140	4.5	43
60	64.2	+1.10-0.46	2	+0.06-0.18	3	63	+0.300		2.2	+0.140	4.5	44
62	66.2	+1.10-0.46	2.5	+0.06-0.18	3	65	+0.300		2.2	+0.140	4.5	45
63	67.2	+1.10-0.46	2.5	+0.06-0.18	3	66	+0.300		2.2	+0.140	4.5	46
65	69.2	+1.10-0.46	2.5	+0.07-0.22	3	68	+0.300		2.7	+0.140	4.5	48
68	72.5	+1.10-0.46	2.5	+0.07-0.22	3	71	+0.300		2.7	+0.140	4.5	50
70	74.5	+1.10-0.46	2.5	+0.07-0.22	3	73	+0.300		2.7	+0.140	4.5	53
72	76.5	+1.10-0.46	2.5	+0.07-0.22	3	75	+0.300		2.7	+0.140	4.5	55
75	79.5	+1.10-0.46	2.5	+0.07-0.22	3	78	+0.300		2.7	+0.140	4.5	56
78	82.5	+1.13-0.54	2.5	+0.07-0.22	3	81	+0.350		2.7	+0.140	5.3	60
80	85.5	+1.13-0.54	2.5	+0.07-0.22	3	83.5	+0.350		2.7	+0.140	5.3	63
82	87.5	+1.13-0.54	2.5	+0.07-0.22	3	85.5	+0.350		2.7	+0.140	5.3	65
85	90.5	+1.13-0.54	2.5	+0.07-0.22	3	88.5	+0.350		2.7	+0.140	5.3	68
88	93.5	+1.13-0.54	2.5	+0.07-0.22	3	91.5	+0.350		2.7	+0.140	5.3	70
90	95.5	+1.13-0.54	2.5	+0.07-0.22	3	93.5	+0.350		2.7	+0.140	5.3	72
92	97.5	+1.13-0.54	2.5	+0.07-0.22	3	95.5	+0.350		2.7	+0.140	5.3	73
95	100.5	+1.13-0.54	2.5	+0.07-0.22	3	98.5	+0.350		2.7	+0.140	5.3	75
98	103.5	+1.13-0.54	3	+0.07-0.22	3	101.5	+0.350		2.7	+0.140	5.3	78
100	105.5	+1.13-0.54	3	+0.07-0.22	3	103.5	+0.350		2.7	+0.140	6	80
102	108	+1.13-0.54	3	+0.07-0.22	4	106	+0.540		3.2	+0.180	6	82
105	112	+1.13-0.54	3	+0.07-0.22	4	109	+0.540		3.2	+0.180	6	83
108	115	+1.13-0.54	3	+0.07-0.22	4	112	+0.540		3.2	+0.180	6	86
110	117	+1.13-0.54	3	+0.07-0.22	4	114	+0.540		3.2	+0.180	6	88
112	119	+1.13-0.54	3	+0.07-0.22	4	116	+0.540		3.2	+0.180	6	89
115	122	+1.50-0.63	3	+0.07-0.22	4	119	+0.540		3.2	+0.180	6	90
120	127	+1.50-0.63	3	+0.07-0.22	4	124	+0.630		3.2	+0.180	6	95
125	132	+1.50-0.63	3	+0.07-0.22	4	129	+0.630		3.2	+0.180	6	100
130	137	+1.50-0.63	3	+0.07-0.22	4	134	+0.630		3.2	+0.180	6	105
135	142	+1.50-0.63	3	+0.07-0.22	4	139	+0.630		3.2	+0.180	6	110
140	147	+1.50-0.63	3	+0.07-0.22	4	144	+0.630		3.2	+0.180	6	115
145	152	+1.50-0.63	3	+0.07-0.22	4	149	+0.630		3.2	+0.180	7.5	118
150	158	+1.50-0.63	3	+0.07-0.22	4	155	+0.630		3.2	+0.180	7.5	121
155	164	+1.50-0.63	3	+0.07-0.22	4	160	+0.630		3.2	+0.180	7.5	125
160	169	+1.50-0.63	3	+0.07-0.22	4	165	+0.630		3.2	+0.180	7.5	130
165	174.5	+1.50-0.63	3	+0.07-0.22	4	170	+0.630		3.2	+0.180	7.5	136
170	179.5	+1.50-0.63	3	+0.07-0.22	4	175	+0.630		3.2	+0.180	7.5	140
175	184.5	+1.70-0.72	3	+0.07-0.22	4	180	+0.630		3.2	+0.180	7.5	142
180	189.5	+1.70-0.72	3	+0.07-0.22	4	185	+0.720		3.2	+0.180	7.5	145
185	194.5	+1.70-0.72	3	+0.07-0.22	4	190	+0.720		3.2	+0.180	7.5	150
190	199.5	+1.70-0.72	3	+0.07-0.22	4	195	+0.720		3.2	+0.180	7.5	155
195	204.5	+1.70-0.72	3	+0.07-0.22	4	200	+0.720		3.2	+0.180	7.5	157
200	209.5	+1.70-0.72	3	+0.07-0.22	4	205	+0.720		3.2	+0.180	7.5	165

---

    孔用弹性挡圈-B型（摘自GB893.2-86）

    孔径的d0=20～200mm的B型孔用弹性挡圈。    标记示例:    孔径d0=40、材料65Mn、热处理HRC47～54、经表面氧化处理的B型孔用弹性挡圈的标记：    挡圈  GB 893.2  40    孔径的d0=20～200mm的B型孔用弹性挡B：

孔径d0	挡    圈					沟    槽（推荐）					轴d3≤
	D		S		d1	d2		m		n≥
	基本尺寸	极限偏差	基本尺寸	极限偏差		基本尺寸	极限偏差	基本尺寸	极限偏差
20	21.5	+0.42-0.13	1	+0.05-0.13	2	21	+0.130	1.1	+0.140	1.5	10
21	22.5	+0.42-0.13	1	+0.05-0.13	2	22	+0.130	1.1	+0.140	1.5	11
22	23.5	+0.42-0.13	1	+0.05-0.13	2	23	+0.130	1.1	+0.140	1.5	12
24	25.9	+0.42-0.21	1.2	+0.05-0.13	2	25.2	+0.210	1.3	+0.140	1.8	13
25	26.9	+0.42-0.21	1.2	+0.05-0.13	2	26.2	+0.210	1.3	+0.140	1.8	14
26	27.9	+0.42-0.21	1.2	+0.05-0.13	2	27.2	+0.210	1.3	+0.140	1.8	15
28	30.1	+0.50-0.25	1.2	+0.05-0.13	2	29.4	+0.250	1.3	+0.140	2.1	17
30	32.1	+0.50-0.25	1.2	+0.05-0.13	2	31.4	+0.250	1.3	+0.140	2.1	18
31	33.4	+0.50-0.25	1.2	+0.05-0.13	2.5	32.7	+0.250	1.3	+0.140	2.6	19
32	34.4	+0.50-0.25	1.2	+0.05-0.13	2.5	33.7	+0.250	1.3	+0.140	2.6	20
34	36.5	+0.50-0.25	1.5	+0.06-0.15	2.5	35.7	+0.250	1.7	+0.140	2.6	22
35	37.8	+0.50-0.25	1.5	+0.06-0.15	2.5	37	+0.250	1.7	+0.140	3	23
36	38.8	+0.50-0.25	1.5	+0.06-0.15	2.5	38	+0.250	1.7	+0.140	3	24
37	39.8	+0.50-0.25	1.5	+0.06-0.15	2.5	39	+0.250	1.7	+0.140	3	25
38	40.8	+0.50-0.25	1.5	+0.06-0.15	2.5	40	+0.250	1.7	+0.140	3	26
40	43.5	+0.90-0.39	1.5	+0.06-0.15	2.5	42.5	+0.250	1.7	+0.140	3.8	27
42	45.5	+0.90-0.39	1.5	+0.06-0.15	3	44.5	+0.250	1.7	+0.140	3.8	29
45	48.5	+0.90-0.39	1.5	+0.06-0.15	3	47.5	+0.250	1.7	+0.140	3.8	31
47	50.5	+0.10-0.46	1.5	+0.06-0.15	3	49.5	+0.250	1.7	+0.140	3.8	32
48	51.5	+0.10-0.46	1.5	+0.06-0.15	3	50.5	+0.300	1.7	+0.140	3.8	33
50	54.2	+0.10-0.46	2	+0.06-0.18	3	53	+0.300	2.2	+0.140	4.5	36
52	56.2	+0.10-0.46	2	+0.06-0.18	3	55	+0.300	2.2	+0.140	4.5	38
55	59.2	+0.10-0.46	2	+0.06-0.18	3	58	+0.300	2.2	+0.140	4.5	40
56	60.2	+0.10-0.46	2	+0.06-0.18	3	59	+0.300	2.2	+0.140	4.5	41
58	62.2	+0.10-0.46	2	+0.06-0.18	3	61	+0.300	2.2	+0.140	4.5	43
60	64.2	+0.10-0.46	2	+0.06-0.18	3	63	+0.300	2.2	+0.140	4.5	44
62	66.2	+1.10-0.46	2	+0.06-0.18	3	65	+0.300	2.2	+0.140	4.5	45
63	67.2	+1.10-0.46	2	+0.06-0.18	3	66	+0.300	2.2	+0.140	4.5	46
65	69.2	+1.10-0.46	2.5	+0.07-0.22	3	68	+0.300	2.7	+0.140	4.5	48
68	72.5	+1.10-0.46	2.5	+0.07-0.22	3	71	+0.300	2.7	+0.140	4.5	50
70	74.5	+1.10-0.46	2.5	+0.07-0.22	3	73	+0.300	2.7	+0.140	4.5	53
72	76.5	+1.10-0.46	2.5	+0.07-0.22	3	75	+0.300	2.7	+0.140	4.5	55
75	79.5	+1.10-0.46	2.5	+0.07-0.22	3	78	+0.300	2.7	+0.140	4.5	56
78	82.5	+1.30-0.54	2.5	+0.07-0.22	3	81	+0.350	2.7	+0.140	4.5	60
80	85.5	+1.30-0.54	2.5	+0.07-0.22	3	83.5	+0.350	2.7	+0.140	5.3	63
82	87.5	+1.30-0.54	2.5	+0.07-0.22	3	85.5	+0.350	2.7	+0.140	5.3	65
85	90.5	+1.30-0.54	2.5	+0.07-0.22	3	88.5	+0.350	2.7	+0.140	5.3	68
88	93.5	+1.30-0.54	2.5	+0.07-0.22	3	91.5	+0.350	2.7	+0.140	5.3	70
90	95.5	+1.30-0.54	2.5	+0.07-0.22	3	93.5	+0.350	2.7	+0.140	5.3	72
92	97.5	+1.30-0.54	2.5	+0.07-0.22	3	95.5	+0.350	2.7	+0.140	5.3	73
95	100.5	+1.30-0.54	2.5	+0.07-0.22	3	98.5	+0.350	2.7	+0.140	5.3	75
98	103.5	+1.30-0.54	2.5	+0.07-0.22	3	101.5	+0.350	2.7	+0.140	5.3	78
100	105.5	+1.30-0.54	2.5	+0.07-0.22	3	103.5	+0.350	2.7	+0.140	5.3	80
102	108	+1.30-0.54	3	+0.07-0.22	4	106	+0.540	3.2	+0.180	6	82
105	112	+1.30-0.54	3	+0.07-0.22	4	109	+0.540	3.2	+0.180	6	83
108	115	+1.30-0.54	3	+0.07-0.22	4	112	+0.540	3.2	+0.180	6	86
110	117	+1.30-0.54	3	+0.07-0.22	4	114	+0.540	3.2	+0.180	6	88
112	119	+1.30-0.54	3	+0.07-0.22	4	116	+0.540	3.2	+0.180	6	89
115	122	+1.50-0.63	3	+0.07-0.22	4	119	+0.540	3.2	+0.180	6	90
120	127	+1.50-0.63	3	+0.07-0.22	4	124	+1.50-0.63	3.2	+0.180	6	95
125	132	+1.50-0.63	3	+0.07-0.22	4	129	+1.50-0.63	3.2	+0.180	6	100
130	137	+1.50-0.63	3	+0.07-0.22	4	134	+1.50-0.63	3.2	+0.180	6	105
135	142	+1.50-0.63	3	+0.07-0.22	4	139	+0.630	3.2	+0.180	6	110
140	147	+1.50-0.63	3	+0.07-0.22	4	144	+0.630	3.2	+0.180	6	115
145	152	+1.50-0.63	3	+0.07-0.22	4	149	+0.630	3.2	+0.180	6	118
150	158	+1.50-0.63	3	+0.07-0.22	4	155	+0.630	3.2	+0.180	7.5	121
155	164	+1.50-0.63	3	+0.07-0.22	4	160	+0.630	3.2	+0.180	7.5	125
160	169	+1.50-0.63	3	+0.07-0.22	4	165	+0.630	3.2	+0.180	7.5	130
165	174.5	+1.50-0.63	3	+0.07-0.22	4	170	+0.630	3.2	+0.180	7.5	136
170	179.5	+1.50-0.63	3	+0.07-0.22	4	175	+0.630	3.2	+0.180	7.5	140
175	184.5	+1.70-0.72	3	+0.07-0.22	4	180	+0.630	3.2	+0.180	7.5	142
180	189.5	+1.70-0.72	3	+0.07-0.22	4	185	+0.720	3.2	+0.180	7.5	145
185	194.5	+1.70-0.72	3	+0.07-0.22	4	190	+0.720	3.2	+0.180	7.5	150
190	199.5	+1.70-0.72	3	+0.07-0.22	4	195	+0.720	3.2	+0.180	7.5	155
195	204.5	+1.70-0.72	3	+0.07-0.22	4	200	+0.720	3.2	+0.180	7.5	157
200	209.5	+1.70-0.72	3	+0.07-0.22	4	205	+0.720	3.2	+0.180	7.5	165