This industrial O-ring, crafted from durable Buna-N and housed in 304 stainless steel, delivers exceptional sealing performance. Its precise dimensions ensure a reliable fit in critical applications, preventing leaks and maintaining system integrity.
| Standard | DIN 933 |
| Material | 304 Stainless Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Inside Diameter | 3.195" |
| Outside Diameter | 7.861" |
| Cross Section | 0.251" |
Engineered for reliability and performance, this industrial O-ring features a precise Inside Diameter (ID) of 3.195 inches, an Outside Diameter (OD) of 7.861 inches, and a Cross Section (CS) of 0.251 inches. The Buna-N material offers excellent resistance to oils, fuels, and hydraulic fluids, making it suitable for a wide range of industrial environments. The 304 stainless steel housing provides superior corrosion resistance and mechanical strength, ensuring long-term durability and operational integrity in demanding conditions. This robust construction is ideal for applications requiring dependable sealing against pressure and chemical exposure.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Inspect both the groove and the O-ring for any debris or damage. 2. Lightly lubricate the O-ring with a compatible lubricant to facilitate insertion and prevent tearing. 3. Carefully seat the O-ring into its designated groove, ensuring it is not twisted or stretched.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 9001:2015 Mfg |
| DIN Equivalent | Industry Standard |
| Primary Standard | DIN 933 |
| Tensile Strength | 75,000 psi (515 MPa) |
| Yield Strength | 30,000 psi (205 MPa) |
| Elongation in 2 in. | 40% min |
| Hardness | Rockwell B95 max |
| Carbon (C) | 0.08% max |
| Chromium (Cr) | 18.0 - 20.0% |
| Nickel (Ni) | 8.0 - 10.5% |
| Manganese (Mn) | 2.00% max |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| Standard | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening during installation, leading to compression set and premature failure. | Apply only the necessary force to seat the O-ring, ensuring it conforms to the groove without excessive deformation. |
| Using incompatible lubricants or cleaning agents that degrade the Buna-N material. | Always consult the material compatibility chart for Buna-N and select lubricants/cleaners approved for this elastomer. |
A: This Industrial O-Ring, Buna-N is manufactured from 304 Stainless Steel.
A: Hydraulic systems, Pneumatic cylinders, Fluid power equipment, Automotive fuel systems, Chemical processing equipment.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||