{ "product": { "mpn": "MBS33-11-8-A", "manufacturer": "Ruland", "brand": "Ruland", "title": "MBS33-11-8-A, 11mm x 8mm Bellows Coupling, Aluminum | Ruland", "description": "", "attributes": { "Brand name": "Ruland", "Manufacturer name": "Ruland", "Manufacturer": "Ruland", "Attribute00": "11 mm", "Attribute01": "8 mm", "Attribute02": "20.4 mm", "Attribute03": "20.4 mm", "Attribute04": "33.3 mm", "Attribute05": "+0.03 mm / -0.00 mm", "Attribute06": "42.9 mm", "Attribute07": "+/- 0.76 mm", "Attribute08": "15.00 mm", "Attribute09": "+0.000 mm / -0.013 mm", "Attribute10": "M4", "Attribute11": "Alloy Steel", "Attribute12": "2.0 mm", "Attribute13": "Black Oxide", "Attribute14": "2.2 Nm", "Attribute15": "4 ea", "Attribute16": "3.40 Nm", "Attribute17": "1.5°", "Attribute18": "6.80 Nm", "Attribute19": "0.15 mm", "Attribute20": "13.6 Nm", "Attribute21": "0.40 mm", "Attribute22": "45 Nm/Deg", "Attribute23": "10,000 RPM", "Attribute24": "Yes", "Attribute25": "Yes", "Attribute26": "Yes", "Attribute29": "Hubs: 2024-T351 Aluminum Bar", "Attribute30": "-40°F to 200°F (-40°C to 93°C)", "Attribute31": "Sulfuric Anodized MIL-A-8625 Type II, Class 2 and ASTM B580 Type B Black Anodize", "Attribute32": "Epoxy", "Attribute33": "Ruland Manufacturing", "Attribute34": "USA", "Attribute35": "0.161800", "Attribute36": "634529143629", "Attribute37": "8483.60.8000", "Attribute38": "31163018", "Attribute39": "This product has been discontinued as a standard item. Please inquire for special pricing.", "Attribute40": "Torque ratings are at maximum misalignment.", "Attribute41": "Performance ratings are for guidance only. The user must determine suitability for a particular application.", "Attribute42": "Torque ratings for the couplings are based on the physical limitations/failure point of the metal bellows. Under normal/typical conditions the hubs are capable of holding up to the rated torque of the metal bellows. In some cases, especially when the smallest standard bores are used or where shafts are undersized, slippage on the shaft is possible below the rated torque of the metal bellows. Keyways are available to provide additional torque capacity in the shaft/hub connection when required. Please consult technical support for more assistance.", "AttributeKey00": "Bore (B1)", "AttributeKey01": "Small Bore (B2)", "AttributeKey02": "B1 Max Shaft Penetration", "AttributeKey03": "B2 Max Shaft Penetration", "AttributeKey04": "Outer Diameter (OD)", "AttributeKey05": "Bore Tolerance", "AttributeKey06": "Length (L)", "AttributeKey07": "Length Tolerance", "AttributeKey08": "Hub Width (LH)", "AttributeKey09": "Recommended Shaft Tolerance", "AttributeKey10": "Forged Set Screw", "AttributeKey11": "Screw Material", "AttributeKey12": "Hex Wrench Size", "AttributeKey13": "Screw Finish", "AttributeKey14": "Seating Torque", "AttributeKey15": "Number of Screws", "AttributeKey16": "Dynamic Torque Reversing", "AttributeKey17": "Angular Misalignment", "AttributeKey18": "Dynamic Torque Non-Reversing", "AttributeKey19": "Parallel Misalignment", "AttributeKey20": "Static Torque", "AttributeKey21": "Axial Motion", "AttributeKey22": "Torsional Stiffness", "AttributeKey23": "Maximum Speed", "AttributeKey24": "Full Bearing Support Required?", "AttributeKey25": "Zero-Backlash?", "AttributeKey26": "Balanced Design", "AttributeKey27": "Torque Wrench", "AttributeKey28": "Recommended Hex Key", "AttributeKey29": "Material Specification", "AttributeKey30": "Temperature", "AttributeKey31": "Finish Specification", "AttributeKey32": "Bellows Attachment Method", "AttributeKey33": "Manufacturer", "AttributeKey34": "Country of Origin", "AttributeKey35": "Weight (lbs)", "AttributeKey36": "UPC", "AttributeKey37": "Tariff Code", "AttributeKey38": "UNSPC", "AttributeKey39": "Note 1", "AttributeKey40": "Note 2", "AttributeKey41": "Note 3", "AttributeKey42": "Note 4", "AttributeKey43": "Prop 65", "DimensionUnit": "mm", "Extra Product Name": "MBS33-11-8-A, 11mm x 8mm Bellows Coupling, Aluminum | Ruland", "Weight": "0.161800", "WeightUnit": "lbs", "Weight_Attrib": "Weight (lbs)", "diameter": "33.3", "height": "33.3", "height_Attrib": "Outer Diameter (OD)", "keywords": "MBS33-11-8-A, Bellows Coupling", "length": "42.9", "length_Attrib": "Length (L)", "moq": "1", "MPN": "MBS33-11-8-A", "multiple": "1", "qtyInStock": "0", "SKU": "MBS33-11-8-A", "snippet": "Ruland part number MBS33-11-8-A is an aluminum bellows coupling with 11mm x 8mm bores. Download a 2D/3D CAD file or purchase the MBS33-11-8-A directly from the manufacturer.", "tierMinQty1": "1", "tierMinQty2": "10", "tierMinQty3": "25", "tierMinQty4": "50", "tierPrice1": "172.12", "tierPrice2": "103.27", "tierPrice3": "86.06", "tierPrice4": "77.45", "width": "15.0", "width_Attrib": "Hub Width (LH)" }, "images": [], "distributors": [ { "name": "Ruland", "sku": "MBS33-11-8-A", "url": "https://www.ruland.com/MBS33-11-8-A.html", "pricing": [ { "quantity": 1, "price_usd": 172.12 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1, "image": "https://www.ruland.com/media/catalog/product/cache/2664fec0a012cdca907d40cfdf0e9678/b/e/bellows-coupling-mbs-a.jpg" }, { "name": "cbtcompany.com", "sku": "MBS33-11-8-A", "url": "https://www.cbtcompany.com/mbs33-11-8-a-rul", "pricing": [], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1, "image": "https://www.cbtcompany.com/content/images/thumbs/373/3736653_mbs33-11-8-a-rul_320.jpeg" }, { "name": "Digi-Key", "sku": "13611445", "url": "https://www.digikey.com/en/products/detail/ruland-manufacturing/MBS33-11-8-A/13611445", "pricing": [ { "quantity": 1, "price_usd": 162.0 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1 }, { "name": "Zoro", "sku": "G3417008", "url": "https://www.zoro.com/ruland-manufacturing-set-screw-bellows-cplg-bores-11x8mm-od-333mm-l-429mm-aluminum-mbs33-11-8-a/i/G3417008/", "pricing": [ { "quantity": 1, "price_usd": 113.43 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1, "image": "https://www.zoro.com/static/cms/product/full/RULAND MANUFACTURING CO INC_bellowsxxcouplingxxmbsxxaxxsmall.jpg" }, { "name": "motionindustries.com", "sku": "06261364", "url": "https://www.motionindustries.com/productDetail.jsp?sku=06261364", "pricing": [ { "quantity": 1, "price_usd": 169.38 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1 } ], "amazon": { "available": false, "products": [] }, "metadata": { "generated_date": "2025-12-07", "last_updated": "2025-12-07", "data_sources": [ "Digi-Key", "Ruland", "Zoro", "cbtcompany.com", "motionindustries.com" ], "completeness": 0.85, "version": "1.0" } } }