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Metric PTFE composite bushings – shaft and housing tolerances, operating clearance

Metric PTFE composite bushings – shaft and housing tolerances, operating clearance

Bushing dimensions				Diameter limits¹⁾						Operating
Bore	Outside	Wall		Shaft		Housing bore		Bore diameter of		clearance
diameter	diameter	thickness		(f7 for d ≤ 75 mm)		(H7)		mounted bushing
				(h8 for d > 75 mm)
d	D	max.	min.	max.	min.	max.	min.	max.	min.	min.	max.
mm				mm						μm
3	4,5	0,750	0,730	3,000(h6)	2,994(h6)	4,508(H6)	4,500(H6)	3,048	3,000	0	54
4	5,5	0,750	0,730	4,000(h6)	3,992(h6)	5,508(H6)	5,500(H6)	4,048	4,000	0	56
5	7	1,005	0,980	4,990	4,978	7,015	7,000	5,055	4,990	0	77
6	8	1,005	0,980	5,990	5,978	8,015	8,000	6,055	5,990	0	77
7	9	1,005	0,980	6,987	6,972	9,015	9,000	7,055	6,990	3	83
8	10	1,005	0,980	7,987	7,972	10,015	10,000	8,055	7,990	3	83
10	12	1,005	0,980	9,987	9,972	12,018	12,000	10,058	9,990	3	86
12	14	1,005	0,980	11,984	11,966	14,018	14,000	12,058	11,990	6	92
13	15	1,005	0,980	12,984	12,966	15,018	15,000	13,058	12,990	6	92
14	16	1,005	0,980	13,984	13,966	16,018	16,000	14,058	13,990	6	92
15	17	1,005	0,980	14,984	14,966	17,018	17,000	15,058	14,990	6	92
16	18	1,005	0,980	15,984	15,966	18,018	18,000	16,058	15,990	6	92
17	19	1,005	0,980	16,984	16,966	19,021	19,000	17,061	16,990	6	95
18	20	1,005	0,980	17,984	17,966	20,021	20,000	18,061	17,990	6	95
20	23	1,505	1,475	19,980	19,959	23,021	23,000	20,071	19,990	10	112
22	25	1,505	1,475	21,980	21,959	25,021	25,000	22,071	21,990	10	112
24	27	1,505	1,475	23,980	23,959	27,021	27,000	24,071	23,990	10	112
25	28	1,505	1,475	24,980	24,959	28,021	28,000	25,071	24,990	10	112
28	32	2,005	1,970	27,980	27,959	32,025	32,000	28,085	27,990	10	126
30	34	2,005	1,970	29,980	29,959	34,025	34,000	30,085	29,990	10	126
32	36	2,005	1,970	31,975	31,950	36,025	36,000	32,085	31,990	15	135
35	39	2,005	1,970	34,975	34,950	39,025	39,000	35,085	34,990	15	135
37	40	1,505	1,475	36,975	36,950	40,025	40,000	37,075	36,990	15	125
40	44	2,005	1,970	39,975	39,950	44,025	44,000	40,085	39,990	15	135
45	50	2,505	2,460	44,975	44,950	50,025	50,000	45,105	44,990	15	155
50	55	2,505	2,460	49,975	49,950	55,030	55,000	50,110	49,990	15	160
55	60	2,505	2,460	54,970	54,940	60,030	60,000	55,110	54,990	20	170
60	65	2,505	2,460	59,970	59,940	65,030	65,000	60,110	59,990	20	170
65	70	2,505	2,460	64,970	64,940	70,030	70,000	65,110	64,990	20	170
70	75	2,505	2,460	69,970	69,940	75,030	75,000	70,110	69,990	20	170
75	80	2,505	2,460	74,970	74,940	80,030	80,000	75,110	74,990	20	170
80	85	2,490	2,440	80,000	79,954	85,035	85,000	80,155	80,020	20	201
85	90	2,490	2,440	85,000	84,946	90,035	90,000	85,155	85,020	20	209
90	95	2,490	2,440	90,000	89,946	95,035	95,000	90,155	90,020	20	209
95	100	2,490	2,440	95,000	94,946	100,035	100,000	95,155	95,020	20	209
100	105	2,490	2,440	100,000	99,946	105,035	105,000	100,155	100,020	20	209
105	110	2,490	2,440	105,000	104,946	110,035	110,000	105,155	105,020	20	209
110	115	2,490	2,440	110,000	109,946	115,035	115,000	110,155	110,020	20	209
115	120	2,490	2,440	115,000	114,946	120,035	120,000	115,155	115,020	20	209
120	125	2,465	2,415	120,000	119,946	125,040	125,000	120,210	120,070	70	264
125	130	2,465	2,415	125,000	124,937	130,040	130,000	125,210	125,070	70	273
130	135	2,465	2,415	130,000	129,937	135,040	135,000	130,210	130,070	70	273
135	140	2,465	2,415	135,000	134,937	140,040	140,000	135,210	135,070	70	273
140	145	2,465	2,415	140,000	139,937	145,040	145,000	140,210	140,070	70	273
150	155	2,465	2,415	150,000	149,937	155,040	155,000	150,210	150,070	70	273
160	165	2,465	2,415	160,000	159,937	165,040	165,000	160,210	160,070	70	273
180	185	2,465	2,415	180,000	179,937	185,046	185,000	180,216	180,070	70	279
200	205	2,465	2,415	200,000	199,928	205,046	205,000	200,216	200,070	70	288
210	215	2,465	2,415	210,000	209,928	215,046	215,000	210,216	210,070	70	288
220	225	2,465	2,415	220,000	219,928	225,046	225,000	220,216	220,070	70	288
240	245	2,465	2,415	240,000	239,928	245,046	245,000	240,216	240,070	70	288
250	255	2,465	2,415	250,000	249,928	255,052	255,000	250,222	250,070	70	294
280	285	2,465	2,415	280,000	279,928	285,052	285,000	280,222	280,070	70	303
300	305	2,465	2,415	300,000	299,919	305,052	305,000	300,222	300,070	70	303

1) All ISO tolerance classes are valid with the envelope requirement (such as H7) in accordance with ISO 14405-1:2010.

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