Pneumatic Cushioning Seal

KASTAŞ NO	NBR	PU	d (h10)	D (H11)	D1 (H11)	D2 (H11)	d1 (f8)	b1	b2	B (±0,1)	B1(±0,2)
K53-008	NBR		8	11,6	8,5	10	4	3,5	2,8	3,3	5,3
K53-009	NBR		9	14	9,5	11	5	5	4,1	4,8	6,8
K53-009.5	NBR		9,5	15	10	12	5,5	4,6	3,7	4,5	6,5
K53-012	NBR	PU	12	18	13	15,5	8	5	4,1	4,8	6,8
K53-012/1	NBR	PU	12	20	13	17	8	7,8	6,2	7	9
K53-014	NBR	PU	14	22	15	19	10	7,8	6,2	7	9
K53-016	NBR	PU	16	24	17	21	12	7,8	6,2	7	9
K53-016/1	NBR	PU	16	22	17	19,5	12	5,5	4,7	5,2	7,2
K53-018		PU	18	26	19	22	14	7,8	6,2	7	9
K53-020	NBR	PU	20	28	21	24	16	7,8	6,2	7	9
K53-022	NBR		22	30	23	26	18	7,8	6,2	7	9
K53-024	NBR	PU	24	32	25	28	20	7,8	6,2	7	9
K53-025	NBR	PU	25	33	26	29	21	7,8	6,2	7	9
K53-025/1		PU	25	35	26	30	21	7,8	6,2	7	9
K53-028		PU	28	36	29	32	24	7,8	6,2	7	9
K53-030	NBR	PU	30	40	31,5	35	26	7,8	6,2	7	9
K53-032	NBR	PU	32	40	33,5	37	28	7,8	6,2	7	9
K53-032/1		PU	32	42	33	37	28	7.8	6.2	7	9
K53-036	NBR	PU	36	46	37,5	41	32	7,8	6,2	7	9
K53-040	NBR	PU	40	50	41,5	45	32	7,8	6,2	7	9
K53-050		PU	50	67	53	58	46	11	11	12,5	14,5
K53-050/1		PU	50	60	51,5	55	46	7,8	6,2	7	9
K53-057		PU	57	74	60	65	53	11	10	12,5	14,5
K53-070		PU	70	87	73	78	66	11	10	12,5	14,5

K53 is a pneumatic cushioning seal with special design spacer lug and flow passages to cushion at the end of the stoke in pneumatic cylinders.

PRODUCT ADVANTAGES
• Easy installation
• Reliable damping due to the flow passages and automatic centering
• Able to work in hard conditions

APPLICATION
Pneumatic cylinders.

OPERATING CONDITIONS
NBR
MEDIA	Prepared , dried and de-oiled compressed air
TEMPERATURE	-30°C +105 °C
PRESSURE	≤12 Bar
SPEED	≤1.0 m/sn
PU
MEDIA	Prepared , dried and de-oiled compressed air
TEMPERATURE	-30°C +80 °C
PRESSURE	≤16 Bar
SPEED	≤1.0 m/sn
Note: The above data are maximum values and cannot be used at the same time.

SURFACE ROUGHNESS	Rmax
Sliding Surface Ød	≤4 μm
Groove Base ØD	≤10 μm
Groove Flanks	≤15 μm
INSTALLATION It can be assembled into closed groove by hand. It is very important that the assembly tools must be of soft material and have no sharp edges. Before installation the sealing element must be oiled with system oil. NOTES For special applications that require high temperatures , K53 can be produced in FKM material.