ST Style Urethane Wiper Ring, 1.25 Inch Rod Diameter, 1.63 Inch Wiper OD, 3/16 Inch Base Thickness

Brand Hercules Sealing Products	Brand Hercules Sealing Products	Pack Size 1.00	UOM EA	Rod Diameter A 1.25	Supplier Part Number ST-125	Thickness (in) 3/16	Product Weight 0.02 lbs	Alternate Part Numbers Alternate Part Number C1DL27, Alternate Part Number MI-00968942, Alternate Part Number MINO-00407X20078

Product Questions & Answers

What kind of temperature range can this thing handle?

Question by: Eddie C on Jan 28, 2026, 10:32 AM

This urethane wiper ring is good from -65°F all the way up to 220°F.

Answer by: Customer Support on Jan 29, 2026, 12:03 PM

Model Number	Rod Diameter A	Wiper O.D. B	Thickness (in)
ST-125	1.25	1.625	3/16
ST-175	1.75	2.125	3/16
ST-200	2	2.5	1/4
ST-300	3	3.5	1/4
ST-100	1	1.375	3/16
ST-112	1.125	1.5	3/16
ST-118	0.188	1.563	3/16
ST-137	1.375	1.75	3/16
ST-150	1.5	1.875	3/16
ST-162	1.625	2	3/16
ST-187	1.875	2.25	3/16
ST-212	2.125	2.625	1/4
ST-225	2.25	2.75	1/4
ST-250	2.5	3	1/4
ST-275	2.75	3.25	1/4
ST-325	3.25	3.75	1/4
ST-350	3.5	4	1/4
ST-375	3.75	4.25	1/4
ST-400	4	4.5	1/4
ST-450	4.5	5.25	3/8
ST-475	4.75	5.5	3/8
ST-50	0.5	0.75	1/8
ST-62	0.625	0.875	1/8
ST-75	0.75	1.125	3/16
ST-87	0.875	1.25	3/16