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Case studies
Shaft tolerances and resultant fits

Shaft tolerances and resultant fits

Shaft Nominal diameter		Bearing Bore diameter tolerance		Shaft diameter deviations, resultant fits¹⁾ Tolerance classes
d		t_Δdmp		n6Ⓔ		p6Ⓔ		p7Ⓔ		r6Ⓔ		r7Ⓔ
				Deviations (shaft diameter)
				Theoretical interference (–)
over	incl.	low	high	Probable interference (–)
mm		µm		µm

50	80	–15	0	+39	+20	+51	+32	+62	+32	–	–	–	–
				–54	–20	–66	–32	–77	–32	–	–	–	–
				–50	–24	–62	–36	–72	–38	–	–	–	–

80	100	–20	0	+45	+23	+59	+37	+72	+37	+73	+51	+86	+51
				–65	–23	–79	–37	–92	–37	–93	–51	–106	–51
				–59	–29	–73	–43	–85	–44	–87	–57	–99	–58

100	120	–20	0	+45	+23	+59	+37	+72	+37	+76	+54	+89	+54
				–65	–23	–79	–37	–92	–37	–96	–54	–109	–54
				–59	–29	–73	–43	–85	–44	–90	–60	–102	–61

120	140	–25	0	+52	+27	+68	+43	+83	+43	+88	+63	+103	+63
				–77	–27	–93	–43	–108	–43	–113	–63	–128	–63
				–70	–34	–86	–50	–100	–51	–106	–70	–120	–71

140	160	–25	0	+52	+27	+68	+43	+83	+43	+90	+65	+105	+65
				–77	–27	–93	–43	–108	–43	–115	–65	–130	–65
				–70	–34	–86	–50	–100	–51	–108	–72	–122	–73

160	180	–25	0	+52	+27	+68	+43	+83	+43	+93	+68	+108	+68
				–77	–27	–93	–43	–108	–43	–118	–68	–133	–68
				–70	–34	–86	–50	–100	–51	–111	–75	–125	–76

180	200	–30	0	+60	+31	+79	+50	+96	+50	+106	+77	+123	+77
				–90	–31	–109	–50	–126	–50	–136	–77	–153	–77
				–82	–39	–101	–58	–116	–60	–128	–85	–143	–87

200	225	–30	0	+60	+31	+79	+50	+96	+50	+109	+80	+126	+80
				–90	–31	–109	–50	–126	–50	–139	–80	–156
				–82	–39	–101	–58	–116	–60	–131	–88	–146	–90

225	250	–30	0	+60	+31	+79	+50	+96	+50	+113	+84	+130	+84
				–90	–31	–109	–50	–126	–50	–143	–84	–160	–84
				–82	–39	–101	–58	–116	–60	–135	–92	–150	–94

250	280	–35	0	+66	+34	+88	+56	+108	+56	+126	+94	+146	+94
				–101	–34	–123	–56	–143	–56	–161	–94	–181	–94
				–92	–43	–114	–65	–131	–68	–152	–103	–169	–106

280	315	–35	0	+66	+34	+88	+56	+108	+56	+130	+98	+150	+98
				–101	–34	–123	–56	–143	–56	–165	–98	–185	–98
				–92	–43	–114	–65	–131	–68	–156	–107	–173	–110

315	355	–40	0	+73	+37	+98	+62	+119	+62	+144	+108	+165	+108
				–113	–37	–138	–62	–159	–62	–184	–108	–205	–108
				–102	–48	–127	–73	–146	–75	–173	–119	–192	–121

355	400	–40	0	+73	+37	+98	+62	+119	+62	+150	+114	+171	+114
				–113	–37	–138	–62	–159	–62	–190	–114	–211	–114
				–102	–48	–127	–73	–146	–75	–179	–125	–198	–127

400	450	–45	0	+80	+40	+108	+68	+131	+68	+166	+126	+189	+126
				–125	–40	–153	–68	–176	–68	–211	–126	–234	–126
				–113	–52	–141	–80	–161	–83	–199	–138	–219	–141

450	500	–45	0	+80	+40	+108	+68	+131	+68	+172	+132	+195	+132
				–125	–40	–153	–68	–176	–68	–217	–132	–240	–132
				–113	–52	–141	–80	–161	–83	–205	–144	–225	–147

500	560	–50	0	+88	+44	+122	+78	+148	+78	+194	+150	+220	+150
				–138	–44	–172	–78	–198	–78	–244	–150	–270	–150
				–125	–57	–159	–91	–182	–94	–231	–163	–254	–166

560	630	–50	0	+88	+44	+122	+78	+148	+78	+199	+155	+225	+155
				–138	–44	–172	–78	–198	–78	–249	–155	–275	–155
				–125	–57	–159	–91	–182	–94	–236	–168	–259	–171

630	710	–75	0	+100	+50	+138	+88	+168	+88	+225	+175	+255	+175
				–175	–50	–213	–88	–243	–88	–300	–175	–330	–175
				–158	–67	–196	–105	–221	–110	–283	–192	–308	–197

710	800	–75	0	+100	+50	+138	+88	+168	+88	+235	+185	+265	+185
				–175	–50	–213	–88	–243	–88	–310	–185	–340	–185
				–158	–67	–196	–105	–221	–110	–293	–202	–318	–207

800	900	–100	0	+112	+56	+156	+100	+190	+100	+266	+210	+300	+210
				–212	–56	–256	–100	–290	–100	–366	–210	–400	–210
				–192	–76	–236	–120	–263	–127	–346	–230	–373	–237

900	1 000	–100	0	+112	+56	+156	+100	+190	+100	+276	+220	+310	+220
				–212	–56	–256	–100	–290	–100	–376	–220	–410	–220
				–192	–76	–236	–120	–263	–127	–356	–240	–383	–247

1 000	1 120	–125	0	+132	+66	+186	+120	+225	+120	+316	+250	+355	+250
				–257	–66	–311	–120	–350	–120	–441	–250	–480	–250
				–233	–90	–287	–144	–317	–153	–417	–274	–447	–283

1 120	1 250	–125	0	+132	+66	+186	+120	+225	+120	+326	+260	+365	+260
				–257	–66	–311	–120	–350	–120	–451	–260	–490	–260
				–233	–90	–287	–144	–317	–153	–427	–284	–457	–293

1 250	1 400	–160	0	+156	+78	+218	+140	+265	+140	+378	+300	+425	+300
				–316	–78	–378	–140	–425	–140	–538	–300	–585	–300
				–286	–108	–348	–170	–385	–180	–508	–330	–545	–340

1 400	1 600	–160	0	+156	+78	+218	+140	+265	+140	+408	+330	+455	+330
				–316	–78	–378	–140	–425	–140	–568	–330	–615	–330
				–286	–108	–348	–170	–385	–180	–538	–360	–575	–370

1 600	1 800	–200	0	+184	+92	+262	+170	+320	+170	+462	+370	+520	+370
				–384	–92	–462	–170	–520	–170	–662	–370	–720	–370
				–349	–127	–427	–205	–470	–220	–627	–405	–670	–420

1 800	2 000	–200	0	+184	+92	+262	+170	+320	+170	+492	+400	+550	+400
				–384	–92	–462	–170	–520	–170	–692	–400	–750	–400
				–349	–127	–427	–205	–470	–220	–657	–435	–700	–450

1) Values are valid for most bearings with Normal tolerances. For exceptions, refer to Tolerances and resultant fits.

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