HOSES DIMENSIONAL TOLERANCES

The following dimensional tolerances are maximum values as per DIN and ISO norms.

Wall tolerances as per DIN7715

Wall thickness (mm)	Tolerance (mm)
0 to 3	± 0.4
More than 3 to 6	± 0.5
More than 6 to 10	± 0.6
More than 10 to 18	± 0.8

Length tolerances as per ISO 1307 (For hoses delivered in meters increments)

Length (mm)	Tolerance (mm)
0 to 3	± 3.0
300 to 600	± 4.5
600 to 900	± 6.0
900 to 1200	± 9.0
1200 to 1800	± 12.0
More than 1800	± 1%

Internal diameter as per ISO 1307

Inside Diameter (mm)		Tolerance (mm)
mm	inches
3.2	-	± 0.30
4.0	-	± 0.40
5.0	-
6.3	1/4
8.0	5/16
10.0	3/8
12.5	-	± 0.60
16	5/8
19	3/4
20	-
25	-	± 0.80
31.5	-	± 1.00
38	1-1/2
40	-
50	-	± 1.20
51	2
63	2-1/2
76	3	± 1.40
80	-	± 1.40
100	4	± 1.60
125	-	± 1.60
150	-	± 2.00
200	-	± 2.50
250	-	± 3.00
315	-	± 3.00

The information included herein is furnished only as a general guide to aid in selecting products to suit the user�s application. No guarantee or warranty of performance is implied. The user assumes all responsibility in the use of these products. The information furnished is based upon historical data and is believed to be reliable. Warranties provided by the seller apply only to material quality and workmanship.