Engineered for robust sealing solutions, this Buna-N O-ring features a durable 304 stainless steel construction. It offers exceptional resistance to oils, fuels, and hydraulic fluids, making it ideal for critical industrial applications requiring reliable, long-lasting performance.
| Standard | DIN 933 |
| Material | 304 Stainless Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Inside Diameter | 4.527" |
| Outside Diameter | 7.584" |
| Cross Section | 0.225" |
Designed for demanding industrial environments, this Buna-N O-ring (70 Durometer Shore A) provides excellent resilience and sealing capabilities. Constructed from high-grade 304 stainless steel for superior corrosion resistance and mechanical strength, it ensures reliable performance across a wide temperature range. The precise dimensions of a 4.527" inside diameter, 7.584" outside diameter, and a 0.225" cross-section allow for tight, leak-proof seals in dynamic and static applications. Ideal for use in pumps, valves, hydraulic systems, and automotive components where chemical compatibility and durability are paramount.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure the sealing groove is clean, free from debris, and properly machined. 2. Lightly lubricate the O-ring and groove with a compatible lubricant to ease installation and prevent damage. 3. Carefully install the O-ring into the groove, avoiding stretching or twisting, ensuring a snug fit.
| 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 |
|---|---|
| Using excessive force during installation, leading to O-ring extrusion or nicking. | Apply a compatible lubricant and gently guide the O-ring into place without stretching or twisting. |
| Incorrect O-ring size or material selection for the application's operating conditions. | Verify O-ring dimensions and material compatibility with media, temperature, and pressure requirements before installation. |
A: This Industrial O-Ring, Buna-N is manufactured from 304 Stainless Steel.
A: Hydraulic Systems, Automotive Components, Pumps and Valves.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||