General Elastomer Bellows Shaft Seal HW21 from Hanway Industries Co., Ltd

Product Catalog

Key Contact ： Vivian
Hanway Industries Co., Ltd.
Address： No.298-1 Jinshan Street, Dandong , Liaoning , China
Zip： 118002
Tel： 86-415-3178089
Fax： 86-415-3178089
Email： sales@allchinaseal.com
Web： www.allchinaseal.com

Product detail

Product Name:General Elastomer Bellows Shaft Seal HW21

Model No:HW21

Description:

General Elastomer Bellows Shaft Seal

OPERATING LIMITS
Temperature: -30℃～ 200℃
Pressure: ≤0～1MPa
Speed: ≤13m/s
Equivalent to John Crane Type 21 with "W" seat

Design Feature:
a. Single spring, rubber bellow seal.
b. Beside the stationary ring of type
"W", other stationary rings such as Crane
types "N", "WM" can also be provided

Seal size (inch)	d	D3	D4	L3	D7	L6	L8
0.500	12.70	23.81	26.99	20.64	27.80	7.1	8.7
0.625	15.88	26.99	33.34	22.23	30.95	8.7	10.3
0.750	19.05	30.16	36.51	22.23	34.15	8.7	10.3
0.875	22.23	33.34	39.69	23.81	37.30	8.7	10.3
1.000	25.40	42.85	49.20	25.40	40.50	8.7	10.3
1.125	28.58	46.02	52.37	26.97	47.65	10.3	11.9
1.250	31.75	49.20	55.55	26.97	50.80	10.3	11.9
1.375	34.93	52.37	58.72	28.58	54.00	10.3	11.9
1.500	38.10	55.55	61.90	28.58	57.15	10.3	11.9
1.625	41.28	63.50	69.85	34.93	60.35	10.3	11.9
1.750	44.45	66.68	73.03	34.93	63.55	10.3	11.9
1.875	47.63	69.85	76.20	38.10	66.70	10.3	11.9
2.000	50.80	73.03	80.95	38.10	69.85	11.9	13.5
2.125	53.98	76.20	84.12	42.85	73.05	11.9	13.5
2.250	57.15	79.38	87.30	42.85	76.20	11.9	13.5
2.375	60.33	82.55	90.47	46.02	799.40	11.9	13.5
2.500	63.50	84.91	93.65	46.02	82.55	11.9	13.5
2.625	66.68	88.90	101.60	49.20	92.10	14.3	15.9
2.750	69.85	95.25	104.78	49.20	95.25	14.3	15.9
2.875	73.03	98.43	111.13	52.37	98.45	14.3	15.9
3.000	76.20	101.60	114.30	52.37	101.60	14.3	15.9
3.125	79.38	104.78	120.65	55.55	111.15	18.3	19.9
3.250	82.55	107.95	123.83	55.55	114.30	18.3	19.9
3.375	85.73	114.30	133.35	55.55	117.50	18.3	19.9
3.500	88.90	117.48	136.53	55.55	120.65	18.3	19.9
3.625	92.08	120.65	139.70	58.72	123.85	18.3	19.9
3.750	95.25	123.83	142.88	58.72	127.00	18.3	19.9
3.875	98.43	127.00	146.05	61.90	130.20	18.3	19.9
4.000	101.60	130.18	149.23	61.90	133.35	18.3	19.9

Size	d	d3	d7	L1k	L5	L6
10	10	20	21	32.5	1.5	4
12	12	22	23	32.5	1.5	4
14	14	24	25	35.0	1.5	4
16	16	26	27	35.0	1.5	4
18	18	32	33	37.5	2.0	5
20	20	34	35	37.5	2.0	5
22	22	36	37	37.5	2.0	5
24	24	38	39	40.0	2.0	5
25	25	39	40	40.0	2.0	5
28	28	42	43	42.5	2.0	5
30	30	44	45	42.5	2.0	5
32	32	46	48	42.5	2.0	5
33	33	47	48	42.5	2.0	5
35	35	49	50	42.5	2.0	5
38	38	54	56	45.0	2.0	6
40	40	56	58	45.0	2.0	6
43	43	59	61	45.0	2.0	6
45	45	61	63	45.0	2.0	6
48	48	64	66	45.0	2.0	6
50	50	66	70	47.5	2.5	6
53	53	69	73	47.5	2.5	6
55	55	71	75	47.5	2.5	6
58	58	78	78	52.5	2.5	6
60	60	80	80	52.5	2.5	6
63	63	83	83	52.5	2.5	6
65	65	85	85	52.5	2.5	6
68	68	88	90	52.5	2.5	7
70	70	90	92	60.0	2.5	7
75	75	99	97	60.0	2.5	7
80	80	104	105	60.0	3.0	7
85	85	108	110	60.0	3.0	7
90	90	114	115	65.0	3.0	7
95	95	119	120	65.0	3.0	7
100	100	124	125	65.0	3.0	7

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