Type FAS/FAC

Technical Features

Single shaft seal
Unbalanced
Single conical spring
Independent of direction of rotation
Replaces: PAC-SEAL Type 17
 

Technical Data

Media: water, light oils, and mildly aggressive fluids
p1 = 0.6 MPa
t = -20 - 100 C
vg = 20 m/s
 

Materials

Seal face: silicon carbide, tungsten carbide, silicon nitride
Stationary Seats: carbon graphite, PTFE
Bellows: NBR, FPM
Housing parts: 1Cr18Ni9Ti
Spring: 1Cr18Ni9Ti
Secondary seals: NBR, FPM
 

	d	D1	D	L	L1	L2	L3
YT301-6	6	22	18	12.5	4	4	8.5?0.5
YT301-8	8	22	18	12.5	4	4	8.5?0.5
YT301-8A	8	22	18	15	4	4	11?0.5
YT301-8B	8	26	24	19	6.5	8	11
YT301-9	9	26	24	19	6.5	8	11
YT301-10	10	26	24	19	6.5	8	11
YT301-11	11	26	24	19	6.5	8	11
YT301-12	12	26	24	21	6.5	8	13
YT301-13	13	26	24	21	6.5	8	13
YT301-12B	12	29.5/35	32	21	6.5	8	13
YT301-14	14	29.5/35	32	21	6.5	8	13
YT301-15	15	29.5/38	32	21	6.5	8	13
YT301-16	16	29.5/38	32	21	6.5	8	13
YT301-14B	14	29.5/38	35	21	6.5	8	13
YT301-15B	15	29.5/38	35	21	6.5	8	13
YT301-16	16	29.5/38	35	21	6.5	8	13
YT301-16B	16	42	39	21	6.5	8	13
YT301-17	17	42	39	21	6.5	8	13
YT301-18	18	42	39	21	6.5	8	13
YT301-19	19	42	39	21	6.5	8	13
YT301-20	20	42	39	21	6.5	8	13
YT301-20B	20	45	42	23	8.5	10	13
YT301-22	22	45	42	23	8.5	10	13
YT301-24	24	50	47	24	8.5	10	14
YT301-25	25	50	47	24	8.5	10	14
YT301-28	28	57	54	25	8.5	10	15
YT301-30	30	57	54	25	8.5	10	15
YT301-32	32	57	54	25	8.5	10	15
YT301-35	35	63	60	26	8.5	10	16
YT301-38	38	68	65	30	10.5	12	18
YT301-40	40	68	65	30	10.5	12	18
YT301-45	45	73	70	32	10.5	12	20
YT301-50	50	88	85	38	13	15	23
YT301-55	55	88	85	38	13	15	23
YT301-60	60	110	105	45	13	15	30
YT301-70	70	110	105	47	13	15	32

Datasheets:

Face materials.pdf