Model No.

Center ring

A

B

C

D

Part No.

ISO-CRN-63AS

AL

67

69.6

3.9

8

81170101-0063

ISO-CRN-80AS

AL

80

82.6

3.9

8

81170201-0080

ISO-CRN-100AS

AL

99

101.6

3.9

8

81170301-0100

ISO-CRN-160AS

AL

150

152.6

3.9

8

81170401-0160

ISO-CRN-200AS

AL

210

212.6

3.9

8

81170501-0200

ISO-CRN-250AS

AL

257.5

260.6

3.9

8

81170601-0250

ISO-CRN-320AS

AL

312

317.3

5.6

12

81170701-0320

ISO-CRN-400AS

AL

394

399.2

5.6

12

81170801-0400

ISO-CRN-500AS

AL

494

500.2

5.6

12

81170901-0500

ISO-CRN-63SS

304

67

69.6

3.9

8

81170103-0063

ISO-CRN-80SS

304

80

82.6

3.9

8

81170203-0080

ISO-CRN-100SS

304

99

101.6

3.9

8

81170303-0100

ISO-CRN-160SS

304

150

152.6

3.9

8

81170403-0160

ISO-CRN-200SS

304

210

212.6

3.9

8

81170503-0200

ISO-CRN-250SS

304

257.5

260.6

3.9

8

81170603-0250

ISO-CRN-320SS

304

312

317.3

5.6

12

81170703-0320

ISO-CRN-400SS

304

394

399.2

5.6

12

81170803-0400

ISO-CRN-500SS

304

494

500.2

5.6

12

81170903-0500