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ORING OD 3-7/8 W 3/16

Description & Features

Manufactured by Hercules Sealing Products, this O-ring carries a nominal outside diameter of 3-7/8 inches and a nominal width of 3/16 inches. Actual measured dimensions are 3.90 inches OD, 3.48 inches ID, and 0.21 inches in width, making it well-suited for applications requiring a precise radial or face seal within that size range.

The ORING OD 3-7/8 W 3/16 is a standard sealing component used across hydraulic cylinders, pumps, valves, and related fluid power assemblies where a reliable static or dynamic seal at this diameter is required. Hercules Sealing Products is a recognized supplier of sealing solutions for industrial and hydraulic service.

SKU: 568-341

Supplier Part Number (MPN): 568-341

Alternate Part Numbers: A-341, C1CF83, MI-08740512, MINO-00407X90510

Specifications

Actual I.D. 3.48 Inch	Actual O.D. 3.90 Inch	Actual Width 0.21 Inch	Alternate Part Numbers Alternate Part Number A-341, Alternate Part Number C1CF83, Alternate Part Number MI-08740512, Alternate Part Number MINO-00407X90510	Brand Hercules Sealing Products	Brand Hercules Sealing Products	Pack Size 1.00	UOM EA	Nominal I.D. (in) 3-1/2	Nominal O.D. 3-7/8	Nominal Width 3/16	Supplier Part Number 568-341	Product Weight 0.02 lbs

Product Questions & Answers (1)

Question by: Jimmy W on May 21, 2025, 3:53 PM

I'm needing an o-ring with an OD around 3-7/8". Will this one do the trick?

Answer by: Customer Support on May 23, 2025, 6:34 AM

Yes, this O-ring is listed with a nominal outside diameter of 3-7/8 inches. The actual measured OD is 3.90 inches.