Straight Sided Spline Dimensions

• N = Number of splines
• d = Minor Diameter
• D = Outside Diameter
• 
  
  

  d	Light Series				Medium Series
  	Designation.....	N	D	B	Designation.....	N	D	B
  mm		mm	mm	mm		mm	mm	mm
  11					6 x 11 x 14	6	14	3
  13					6 x 13 x 16	6	16	3,5
  16					6 x 16 x 20	6	20	4
  18					6 x 18 x 22	6	22	5
  21					6 x 21 x 25	6	25	5
  23	6 x 23 x 26	6	26	6	6 x 23 x 28	6	28	6
  26	6 x 26 x 30	6	30	6	6 x 26 x 32	6	32	6
  28	6 x 28 x 32	6	32	7	6 x 28 x 34	6	34	7
  32	8 x 32 x 36	8	36	6	8 x 32 x 38	8	38	6
  36	8 x 36 x 40	8	40	7	8 x 36 x 42	8	42	7
  42	8 x 42 x 46	8	46	8	8 x 42 x 48	8	48	8
  46	8 x 46 x 50	8	50	9	8 x 46 x 54	8	54	9
  52	8 x 52 x 58	8	58	10	8 x 52 x 60	8	60	10
  56	8 x 56 x 62	8	62	10	8 x 56 x 66	8	65	10
  62	8 x 62 x 68	8	68	12	8 x 62 x 72	8	72	12
  72	10 x 72 x 78	10	78	12	10 x 72 x 82	10	82	12
  82	10 x 82 x 88	10	88	12	10 x 82 x 92	10	92	12
  92	10 x 92 x 98	10	98	14	10 x 92 x 102	10	102	14
  102	10 x 102 x 108	10	108	16	10 x 102 x 112	10	112	16
  112	10 x 112 x 120	10	120	18	10 x 112 x 125	10	125	18

  
  
  Tolerances of Straight sided Splines
  
  
  

  

  
  

  Tolerances on Hole						Tolerances on Shaft			Type of Fit
  Not Treated After Broaching			Treated After Broaching
  B	D	d	B	D	d	B	D	d
  H9	H10	H7	H11	H10	H7	d10	a11	f7	Sliding
  						f9	a11	g7	Close fit
  						h10	a11	h7	Fixed

  
  
  

  Tolerances Symmetry
  spline width B	3	3,5  4  5    6	7  8  9  10	12  14  16  18
  Tolerance of Symmetry (t)	0,010 (IT7)	0,012 (IT7)	0,015 (IT7)	0,018 (IT7)