KDSB PISTON SEAL

 

DESCRIPTION

In the compact seals two profiles are available: KDSA and KDSB. KDSB Piston Seal is composed of a central unit made of nitrilic rubber working as a seal, two side supports, working as anti-extrusion rings, and two external guide rings, keeping the piston position in the cylinder aligned.

 

TECHNICAL DATA

KDSP Piston Seal

Pressure: from 0 to 300 bar with peak still 400 bar at 60°C

Speed: <0.5 m/s

Temperature: from -30°C to +100°C

Fluids: Mineral oils

 

MATERIAL

The compounds used to manufacture this seal type are the following:

• Centralun it is made of NBR , the hardness is 70 Sh A ± 3
• Side supports are made of thermo plastic elastomer (TPE)
• External wearrings are made of polyacetalic resin (POM) Compound reference: CX

 

ASSEMBLY

The assembly of this seal can be carried out in either closed groove, on a monobloc piston, or in open groove, on a two-part piston. The assembly order is as follows:

1. rubber element;
2. supports;
3. wear rings.

The piston must not have machining scores which might damage the rubber unit during the installation.

 

DRAWING KDSB PISTON SEAL

 

ARTICLES KDSB PISTON SEAL

Dh9	dh9	E+0,2	d1h9	d2±0,2	E1 0/+0,1	C	R	ART  /  ITEM
20,0	11,0	13,5	17,00	19,0	2,10	0,4	3,5	KDSB	0200	0110	135	CX
22,0	13,0	13,5	19,00	21,0	2,10	0,4	3,5	KDSB	0220	0130	135	CX
25,0	15,0	12,0	21,00	23,0	4,00	0,4	3,5	KDSB	0250	0150	120	CX
25,0	15,0	12,5	22,00	24,0	4,00	0,4	3,5	KDSB	0250	0150	125	CX
25,0	15,0	16,4	21,45	23,5	6,35	0,4	3,5	KDSB	0250	0150	164	CX
25,0	16,0	13,5	22,00	24,0	2,10	0,4	3,5	KDSB	0250	0160	135	CX
28,0	19,0	13,5	25,00	27,0	2,10	0,4	3,5	KDSB	0280	0190	135	CX
30,0	21,0	13,5	27,00	29,0	2,10	0,4	3,5	KDSB	0300	0210	135	CX
32,0	22,0	15,5	28,00	31,0	2,60	0,4	3,5	KDSB	0320	0220	155	CX
32,0	22,0	16,4	28,50	30,5	6,35	0,4	3,5	KDSB	0320	0220	164	CX
35,0	25,0	15,5	31,00	34,0	2,60	0,4	3,5	KDSB	0350	0250	155	CX
35,0	25,0	16,4	31,40	33,5	6,35	0,4	3,5	KDSB	0350	0250	164	CX
40,0	24,0	18,4	35,40	38,5	6,35	0,4	4,0	KDSB	0400	0240	184	CX
40,0	26,0	15,5	36,00	39,0	2,60	0,4	4,0	KDSB	0400	0260	155	CX
40,0	30,0	12,5	36,00	38,0	4,00	0,4	4,0	KDSB	0400	0300	125	CX
40,0	30,0	16,4	35,40	38,5	6,35	0,4	4,0	KDSB	0400	0300	164	CX
42,0	28,0	15,5	38,00	41,0	2,60	0,4	4,0	KDSB	0420	0280	155	CX
45,0	29,0	18,4	40,40	43,5	6,35	0,4	4,0	KDSB	0450	0290	184	CX
45,0	31,0	15,5	41,00	44,0	2,60	0,4	4,0	KDSB	0450	0310	155	CX
45,0	35,0	16,4	40,40	43,5	6,35	0,4	4,0	KDSB	0450	0350	164	CX
50,0	34,0	18,4	45,40	48,5	6,35	0,4	4,0	KDSB	0500	0340	184	CX
50,0	34,0	20,5	46,00	49,0	3,10	0,4	4,0	KDSB	0500	0340	205	CX
55,0	39,0	18,4	50,36	53,5	6,35	0,4	4,0	KDSB	0550	0390	184	CX
55,0	39,0	20,5	51,00	54,0	3,10	0,4	4,0	KDSB	0550	0390	205	CX
56,0	40,0	20,5	52,00	55,0	3,10	0,4	4,0	KDSB	0560	0400	205	CX
60,0	44,0	18,4	55,40	58,5	6,35	0,4	4,5	KDSB	0600	0440	184	CX
60,0	44,0	20,5	56,00	59,0	3,10	0,4	4,5	KDSB	0600	0440	205	CX
63,0	47,0	18,4	58,40	61,5	6,35	0,4	4,5	KDSB	0630	0470	184	CX
63,0	47,0	19,4	58,40	61,5	6,35	0,4	4,5	KDSB	0630	0470	194	CX
63,0	47,0	20,5	59,00	62,0	3,10	0,4	4,5	KDSB	0630	0470	205	CX
65,0	49,0	20,5	61,00	64,0	3,10	0,4	4,5	KDSB	0650	0490	205	CX
65,0	50,0	18,4	60,40	63,5	6,35	0,4	4,5	KDSB	0650	0500	184	CX
70,0	50,0	22,4	64,20	68,3	6,35	0,4	4,5	KDSB	0700	0500	224	CX
70,0	54,0	20,5	66,00	69,0	3,10	0,4	4,5	KDSB	0700	0540	205	CX
75,0	55,0	22,4	69,20	73,3	6,35	0,4	4,5	KDSB	0750	0550	224	CX
75,0	59,0	20,5	71,00	74,0	3,10	0,4	4,5	KDSB	0750	0590	205	CX
80,0	60,0	22,4	74,15	78,3	6,35	0,4	4,5	KDSB	0800	0600	224	CX
80,0	62,0	22,5	76,00	79,0	3,60	0,4	4,5	KDSB	0800	0620	225	CX
85,0	65,0	22,4	79,15	83,3	6,35	0,4	4,5	KDSB	0850	0650	224	CX
90,0	70,0	22,4	84,15	88,3	6,35	0,4	4,5	KDSB	0900	0700	224	CX
90,0	72,0	22,5	86,00	89,0	3,60	0,4	4,5	KDSB	0900	0720	225	CX
95,0	75,0	22,4	89,15	93,3	6,35	0,4	4,5	KDSB	0950	0750	224	CX
100,0	75,0	22,4	93,15	98,0	6,35	0,4	5,0	KDSB	1000	0750	224	CX
100,0	82,0	22,5	96,00	99,0	3,60	0,4	5,0	KDSB	1000	0820	225	CX
105,0	80,0	22,4	98,10	103,0	6,35	0,4	5,0	KDSB	1050	0800	224	CX
110,0	85,0	22,4	103,10	108,0	6,35	0,4	5,0	KDSB	1100	0850	224	CX
110,0	92,0	22,5	106,00	109,0	3,60	0,4	5,0	KDSB	1100	0920	225	CX
115,0	90,0	22,4	108,10	113,0	6,35	0,4	5,0	KDSB	1150	0900	224	CX
115,0	97,0	22,5	111,00	114,0	3,60	0,4	5,0	KDSB	1150	0970	225	CX
120,0	95,0	22,4	113,10	118,1	6,35	0,8	5,0	KDSB	1200	0950	224	CX
125,0	100,0	25,4	118,10	123,0	6,35	0,8	5,0	KDSB	1250	1000	254	CX
125,0	103,0	26,5	121,00	124,0	5,10	0,8	5,0	KDSB	1250	1030	265	CX
130,0	105,0	25,4	122,60	127,5	9,50	0,8	5,0	KDSB	1300	1050	254	CX
130,0	105,0	25,4	123,10	128,0	6,35	0,8	5,0	KDSB1	1300	1050	254	CX
135,0	110,0	25,4	127,60	132,5	9,50	0,8	5,0	KDSB	1350	1100	254	CX
135,0	110,0	25,4	128,10	133,0	6,35	0,8	5,0	KDSB1	1350	1100	254	CX
140,0	115,0	25,4	132,60	137,5	9,50	0,8	5,0	KDSB	1400	1150	254	CX
140,0	115,0	25,4	133,00	138,0	6,35	0,8	5,0	KDSB1	1400	1150	254	CX
140,0	118,0	26,5	136,00	139,0	5,10	0,8	5,0	KDSB	1400	1180	265	CX
145,0	120,0	25,4	137,60	142,5	9,50	0,8	5,0	KDSB	1450	1200	254	CX
145,0	120,0	25,4	138,30	143,0	6,35	0,8	5,0	KDSB1	1450	1200	254	CX
150,0	125,0	25,4	142,60	147,5	9,50	0,8	5,0	KDSB	1500	1250	254	CX
150,0	125,0	25,4	143,00	148,0	6,35	0,8	5,0	KDSB1	1500	1250	254	CX
150,0	128,0	26,5	146,00	149,0	5,10	0,8	5,0	KDSB	1500	1280	265	CX
155,0	130,0	25,4	147,60	152,5	9,50	0,8	5,0	KDSB	1550	1300	254	CX
155,0	130,0	25,4	148,00	153,0	6,35	0,8	5,0	KDSB1	1550	1300	254	CX
160,0	130,0	25,4	153,00	157,5	6,35	0,8	5,0	KDSB1	1600	1300	254	CX
160,0	130,0	25,4	152,60	157,5	9,50	0,8	5,0	KDSB	1600	1300	254	CX
160,0	135,0	25,4	152,60	157,5	9,50	0,8	5,0	KDSB	1600	1350	254	CX
160,0	138,0	26,5	156,00	159,0	5,10	0,8	5,0	KDSB	1600	1380	265	CX
165,0	140,0	25,4	157,60	162,5	9,50	0,8	5,0	KDSB	1650	1400	254	CX
170,0	145,0	25,4	161,70	167,1	12,70	0,8	5,0	KDSB	1700	1450	254	CX
170,0	148,0	26,5	166,00	169,0	5,10	0,8	5,0	KDSB	1700	1480	265	CX
175,0	150,0	25,4	166,70	172,1	12,70	0,8	5,0	KDSB	1750	1500	254	CX
180,0	150,0	35,4	172,95	177,9	6,35	0,8	5,0	KDSB	1800	1500	354	CX
180,0	155,0	25,4	171,70	177,1	12,70	0,8	5,0	KDSB	1800	1550	254	CX
185,0	160,0	25,4	176,70	182,1	12,70	0,8	5,0	KDSB	1850	1600	254	CX
190,0	165,0	25,4	181,70	187,0	12,70	0,8	5,0	KDSB	1900	1650	254	CX
195,0	170,0	25,4	186,70	192,0	12,70	0,8	5,0	KDSB	1950	1700	254	CX
200,0	175,0	25,4	191,60	197,0	12,70	0,8	6,0	KDSB	2000	1750	254	CX
210,0	185,0	25,4	201,60	207,0	12,70	0,8	6,0	KDSB	2100	1850	254	CX
220,0	190,0	35,4	212,70	217,9	6,35	0,8	6,0	KDSB	2200	1900	354	CX
220,0	195,0	25,4	211,60	217,0	12,70	0,8	6,0	KDSB	2200	1950	254	CX
230,0	205,0	25,4	221,60	227,0	12,70	0,8	6,0	KDSB	2300	2050	254	CX
240,0	215,0	25,4	231,60	237,0	12,70	0,8	6,0	KDSB	2400	2150	254	CX
250,0	220,0	35,4	242,90	247,9	6,35	0,8	6,0	KDSB	2500	2200	354	CX
250,0	225,0	25,4	241,60	247,0	12,70	0,8	6,0	KDSB	2500	2250	254	CX