KY TYPE 891, CHESTERTON 891, O Ring Mechanical Seals

Combined Materials:
Stationary Ring (Alumina 99%/Alumina 99.5%/SiC/SSiC/TC)
Rotary Ring (Carbon/SiC/SSiC/TC)
Secondary Seal (NBR/EPDM/Viton)
Spring and Punched Parts (SS304/SS316)

Working Conditions:
Mediums: Grain and high viscosity mediums, especially used in the sugar, pulp industry, and sewage disposal, etc.
Temperature: -20°C~180°C
Pressure: ≤1.6MPa
Speed: ≤ 15m/Sec

Download KY TYPE 891, CHESTERTON 891, O Ring Mechanical Seals.pdf

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Part Numbers	d	D	L1
KY TYPE 891-18	18	32.28	35.2
KY TYPE 891-20	20	34.29	35.2
KY TYPE 891-22	22	36.3	35.2
KY TYPE 891-24	24	38.3	35.2
KY TYPE 891-25	25	39.29	35.2
KY TYPE 891-28	28	42.29	35.2
KY TYPE 891-30	30	44.3	35.2
KY TYPE 891-32	32	46.3	44.65
KY TYPE 891-33	33	47.9	44.65
KY TYPE 891-35	35	49.48	44.65
KY TYPE 891-38	38	54.28	44.65
KY TYPE 891-40	40	58.08	44.65
KY TYPE 891-43	43	59.08	44.65
KY TYPE 891-45	45	61.09	44.65
KY TYPE 891-48	48	64.11	44.65
KY TYPE 891-50	50	66.09	44.65
KY TYPE 891-55	55	71.07	44.65
KY TYPE 891-60	60	77.14	44.65
KY TYPE 891-65	65	83.01	44.65
KY TYPE 891-70	70	86.08	44.65
KY TYPE 891-75	75	98.43	51
KY TYPE 891-80	80	104.76	51
KY TYPE 891-85	85	107.95	51
KY TYPE 891-90	90	114.3	51
KY TYPE 891-95	95	117.48	51
KY TYPE 891-100	100	123.83	51
KY591-1"	25.4	39.95	35.2
KY591-1 1/8"	28.58	43.13	35.2
KY591-1 1/4"	31.75	46.3	44.65
KY591-1 3/8"	34.93	49.48	44.65
KY591-1 1/2"	38.1	54.43	44.65
KY591-1 5/8"	41.28	57.61	44.65
KY591-1 3/4"	44.45	60.78	44.65
KY591-1 7/8"	47.63	63.96	44.65
KY591-2"	50.8	67.13	44.65
KY591-2 1/8"	53.98	70.31	44.65
KY591-2 1/4"	57.15	73.48	44.65
KY591-2 3/8"	60.33	76.66	44.65
KY591-2 1/2"	63.5	79.83	44.65
KY591-2 5/8"	66.68	83.01	44.65
KY591-2 3/4"	69.85	92.08	51
KY591-2 7/8"	73.03	95.25	51
KY591-3"	76.2	98.43	51
KY591-3 1/8"	79.38	101.6	51
KY591-3 1/4"	82.55	104.78	51
KY591-3 3/8"	85.73	107.95	51
KY591-3 1/2"	88.9	111.13	51
KY591-3 5/8"	92.08	114.3	51
KY591-3 3/4"	95.25	117.48	51
KY591-3 7/8"	98.43	120.65	51
KY591-4"	101.6	123.83	51
KY591-4 1/8"	104.78	127	51
KY591-4 1/4"	107.95	130.18	51
KY591-4 3/8"	111.13	133.35	51
KY591-4 1/2"	114.3	136.53	51