HV Hardware, ISO

HV HARDWARE (ISO)

Huntington’s selection of mounting hardware and seals for ISO series of Large Speed Flanges and Fittings. Here you will find clamps, centering rings, O-ring seals and more.

ISO Claw Clamps, Single Clamp & Double Clamp Styles

Flange Size	Bolt	“A”	“B”	“C”	Part Number	Schematic All Dimension: inches (mm)
ISO 63	M8	1.20 (30.4)	0.39 (9.9)	0.62 (15.7)	MC-101-M	Material:  ZA8 Alloy Clamps w/SS Bolts
ISO 80
ISO 100
ISO 160	M10	1.25 (31.7)	0.39 (9.9)	0.80 (20.3)	MC-201-M
ISO 200
ISO 250
ISO 320	M12	1.57 (40.0)	0.72 (18.3)	1.04 (26.4)	MC-301-M
Sold individually, includes items as shown. Quantity needed per flange: ISO 63: 3 to 4 | ISO 200, 250: 6 to 12 ISO 80, 100, 200: 4 to 8 | ISO 320: 8 to 12
ISO 63	M8	0.95 (24.1)	1.98 (50.3)	0.62 (15.7)	MC-100
ISO 80
ISO 100
ISO 160	M10	1.10 (27.9)	2.05 (52.1)	0.80 (20.3)	MC-200
ISO 200
ISO 250
ISO 320	M12	1.34 (34.0)	2.56 (65.0)	1.04 (26.4)	MC-300

ISO Centering Ring Assembly

Flange Size	“A”	“B”	Part Number	Schematic All Dimension: inches (mm)
ISO 63	2.63 (66.8)	0.15 (3.9)	CR-250	Material: 304 Stainless Steel ring w/Viton® O-Ring
ISO 80	3.14 (79.7)	0.15 (3.9)	CR-300
ISO 100	3.89 (98.8)	0.15 (3.9)	CR-400
ISO 160	5.90 (149.9)	0.15 (3.9)	CR-600
ISO 200	8.26 (209.8)	0.15 (3.9)	CR-800
ISO 250	10.14 (257.6)	0.15 (3.9)	CR-1000
ISO 320	12.30 (312.4)	0.22 (5.6)	CR-1200

ISO Replacement O-Rings

Flange Size	O-Ring Number	“A”	“B”	Part Number	Schematic All Dimension: inches (mm)
ISO 63	336	2.85 (72.4)	0.21 (5.3)	H-2336	Material: Viton® Elastomer O-Ring
ISO 80	340	3.35 (85.1)	0.21 (5.3)	H-2340
ISO 100	346	4.10 (104.1)	0.21 (5.3)	H-2346
ISO 160	361	5.98 (151.9)	0.21 (5.3)	H-2361
ISO 200	371	8.48 (215.4)	0.21 (5.3)	H-2371
ISO 250	378	10.48 (266.2)	0.21 (5.3)	H-2378
ISO 320	454	12.48 (317.0)	0.27 (7.0)	H-2454