John Crane Type HG 21 Elastomer Bellows Shaft Seal Single spring, rubber bellow seal Products from Ningbo Haga Pump Seal Technology Co., Ltd.

Product Details

Model Number:	HG 21;	Packaging Detail:	cardboard box with shock-absorbing wrapper inside, shipped in master carton;
Supply Ability:	100000 Set/Sets per Month;	Place of Origin:	Zhejiang China;
Brand Name:	HAGA;	Standard or Nonstandard:	Standard;
Port:	Ningbo, China;	Payment Terms:	L/C,T/T,Western Union;

OPERATING LIMITS
Temperature: -30°C~+200°C
Pressure: ≤0~1MPa
Speed: ≤13m/s

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

MATERIAL
Stationary Ring (SiC/TC/Ceramic)
Rotary Ring (SiC/TC/Carbon)
Secondary Seal (PTFE/Flexible Carbon/PTFE+FKM)
Spring & Other Parts (SS316/Alloy 400(Monel))

Seal size (inches)	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