Shop now and enjoy free shipping on all orders.

{"id":15863174037664,"title":"7\/16\"-14 x 5-1\/2\" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers \u0026 Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5\" Coarse Thread Bolts 10 Bolts, Washers, Nuts","handle":"7-16-14-x-5-1-2-grade-8-bolts-10-pack-heavy-duty-hex-bolts-includes-flat-washers-nylon-lock-nuts-high-strength-sae-j429-anti-vibration-5-5-coarse-thread-bolts-10-bolts-washers-nuts","description":"\u003ch3\u003e7\/16\"-14 x 5-1\/2\" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers \u0026amp; Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5\" Coarse Thread Bolts\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThese 7\/16\"-14 x 5-1\/2\" (5.5\") long Grade 8 (G8) Bolts are engineered for\napplications where strength, reliability, and vibration resistance matter\nmost. Each pack combines 10 high-strength Grade 8 (G8) hex bolts, 10 matching\nnylon locking hex nuts, 10 flat washers for load distribution. Designed for\nuse in automotive repairs, trailer builds, agricultural equipment, shop\nmachinery, and structural assemblies, this kit eliminates the need to source\nparts separately—saving time while ensuring proper fit and performance.\nWhether you’re a professional mechanic, fabricator, or serious DIYer, this\nfastener kit delivers the confidence of industrial-grade hardware in a\nconvenient, ready-to-use package.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eComplete 10-packs: Includes 10 Grade 8 hex bolts, 10 hardened flat washers, and 10 nylon Grade 8 lock nuts everything you need for strong, vibration-resistant fastening in one convenient pack. Bolts 7\/16\" diameter x 5.5\" long. Nuts and washers fit 7\/16\" bolts.\u003c\/li\u003e\n \u003cli\u003eGrade 8 Strength for Demanding Jobs: High-tensile SAE J429 Grade 8 bolts and nuts deliver superior load capacity and shear strength, making this kit ideal for automotive, trailer, machinery, and structural applications. All washers are hardened, which is compatible with a Grade 8 fastening system. Threads are made to the requirements of ASME B1.1. ASME B18.2.1 Dimensional Requirements. SAE J429 Material and Strength Level. ASTM A564 Material and Strength Level. ASTM F788 Surface Discontinuities. ASME B18.18 Inspection and Quality Assurance.\u003c\/li\u003e\n \u003cli\u003eUltimate Anti-Vibration Nylon Locking System: Nylon nuts with washers help prevent loosening under torque, shock, and movement perfect for equipment that sees constant vibration or cyclic loads. Nylon rated for up to 250 degrees F.\u003c\/li\u003e\n \u003cli\u003ePrecision-Matched Components: All fasteners are 7\/16\"-14 UNC coarse thread for reliable fit and consistent clamping force across every assembly no mismatched hardware, no guesswork.\u003c\/li\u003e\n \u003cli\u003eBuilt for Pros \u0026amp; Serious DIYers: Whether youre repairing equipment, building fixtures, or assembling heavy components, this kit delivers industrial-grade reliability in a compact, easy-to-store format.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-09-12T14:26:03+10:00","created_at":"2026-09-10T10:17:35+10:00","vendor":"Quantum Forge","type":"Hex Bolts","tags":["heavy_industrial_Sep2026"],"price":35700,"price_min":35700,"price_max":35700,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":58889022931104,"title":"10 Bolts, Washers, Nuts","option1":"10 Bolts, Washers, Nuts","option2":null,"option3":null,"sku":"B0H34WDDRN","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"7\/16\"-14 x 5-1\/2\" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers \u0026 Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5\" Coarse Thread Bolts 10 Bolts, Washers, Nuts - 10 Bolts, Washers, Nuts","public_title":"10 Bolts, Washers, Nuts","options":["10 Bolts, Washers, Nuts"],"price":35700,"weight":1106,"compare_at_price":null,"inventory_management":"shopify","barcode":"QFG37020-FBA","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/dingoship.com.au\/cdn\/shop\/files\/B0H34WDDRN.jpg?v=1788999457","\/\/dingoship.com.au\/cdn\/shop\/files\/31p3pOQPyuL.jpg?v=1788999457","\/\/dingoship.com.au\/cdn\/shop\/files\/41JI_8WTAXL.jpg?v=1788999457","\/\/dingoship.com.au\/cdn\/shop\/files\/31JmGBkEMDL.jpg?v=1788999457","\/\/dingoship.com.au\/cdn\/shop\/files\/317A8V4iM1L.jpg?v=1788999457"],"featured_image":"\/\/dingoship.com.au\/cdn\/shop\/files\/B0H34WDDRN.jpg?v=1788999457","options":["Set name"],"media":[{"alt":null,"id":70278048219296,"position":1,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B0H34WDDRN.jpg?v=1788999457"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B0H34WDDRN.jpg?v=1788999457","width":500},{"alt":null,"id":70278048252064,"position":2,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/31p3pOQPyuL.jpg?v=1788999457"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/31p3pOQPyuL.jpg?v=1788999457","width":500},{"alt":null,"id":70278048284832,"position":3,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41JI_8WTAXL.jpg?v=1788999457"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/41JI_8WTAXL.jpg?v=1788999457","width":500},{"alt":null,"id":70278048317600,"position":4,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/31JmGBkEMDL.jpg?v=1788999457"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/31JmGBkEMDL.jpg?v=1788999457","width":500},{"alt":null,"id":70278048350368,"position":5,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/317A8V4iM1L.jpg?v=1788999457"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/317A8V4iM1L.jpg?v=1788999457","width":500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003e7\/16\"-14 x 5-1\/2\" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers \u0026amp; Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5\" Coarse Thread Bolts\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThese 7\/16\"-14 x 5-1\/2\" (5.5\") long Grade 8 (G8) Bolts are engineered for\napplications where strength, reliability, and vibration resistance matter\nmost. Each pack combines 10 high-strength Grade 8 (G8) hex bolts, 10 matching\nnylon locking hex nuts, 10 flat washers for load distribution. Designed for\nuse in automotive repairs, trailer builds, agricultural equipment, shop\nmachinery, and structural assemblies, this kit eliminates the need to source\nparts separately—saving time while ensuring proper fit and performance.\nWhether you’re a professional mechanic, fabricator, or serious DIYer, this\nfastener kit delivers the confidence of industrial-grade hardware in a\nconvenient, ready-to-use package.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eComplete 10-packs: Includes 10 Grade 8 hex bolts, 10 hardened flat washers, and 10 nylon Grade 8 lock nuts everything you need for strong, vibration-resistant fastening in one convenient pack. Bolts 7\/16\" diameter x 5.5\" long. Nuts and washers fit 7\/16\" bolts.\u003c\/li\u003e\n \u003cli\u003eGrade 8 Strength for Demanding Jobs: High-tensile SAE J429 Grade 8 bolts and nuts deliver superior load capacity and shear strength, making this kit ideal for automotive, trailer, machinery, and structural applications. All washers are hardened, which is compatible with a Grade 8 fastening system. Threads are made to the requirements of ASME B1.1. ASME B18.2.1 Dimensional Requirements. SAE J429 Material and Strength Level. ASTM A564 Material and Strength Level. ASTM F788 Surface Discontinuities. ASME B18.18 Inspection and Quality Assurance.\u003c\/li\u003e\n \u003cli\u003eUltimate Anti-Vibration Nylon Locking System: Nylon nuts with washers help prevent loosening under torque, shock, and movement perfect for equipment that sees constant vibration or cyclic loads. Nylon rated for up to 250 degrees F.\u003c\/li\u003e\n \u003cli\u003ePrecision-Matched Components: All fasteners are 7\/16\"-14 UNC coarse thread for reliable fit and consistent clamping force across every assembly no mismatched hardware, no guesswork.\u003c\/li\u003e\n \u003cli\u003eBuilt for Pros \u0026amp; Serious DIYers: Whether youre repairing equipment, building fixtures, or assembling heavy components, this kit delivers industrial-grade reliability in a compact, easy-to-store format.\u003c\/li\u003e\n \u003c\/ul\u003e"}

7/16"-14 x 5-1/2" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers & Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5" Coarse Thread Bolts 10 Bolts, Washers, Nuts

In Stock. Leaves warehouse within 2 - 3 business days

357.00 AUD
Maximum quantity available reached.
Free Shipping Australia Wide
100% Safe & Secure Checkout
100 Days Return Policy *
1 Year Warranty *

7/16"-14 x 5-1/2" Grade 8 Bolts (10-Pack) – Heavy-Duty Hex Bolts Includes Flat Washers & Nylon Lock Nuts – High-Strength SAE J429 Anti-Vibration 5.5" Coarse Thread Bolts

These 7/16"-14 x 5-1/2" (5.5") long Grade 8 (G8) Bolts are engineered for applications where strength, reliability, and vibration resistance matter most. Each pack combines 10 high-strength Grade 8 (G8) hex bolts, 10 matching nylon locking hex nuts, 10 flat washers for load distribution. Designed for use in automotive repairs, trailer builds, agricultural equipment, shop machinery, and structural assemblies, this kit eliminates the need to source parts separately—saving time while ensuring proper fit and performance. Whether you’re a professional mechanic, fabricator, or serious DIYer, this fastener kit delivers the confidence of industrial-grade hardware in a convenient, ready-to-use package.

Product Features

  • Complete 10-packs: Includes 10 Grade 8 hex bolts, 10 hardened flat washers, and 10 nylon Grade 8 lock nuts everything you need for strong, vibration-resistant fastening in one convenient pack. Bolts 7/16" diameter x 5.5" long. Nuts and washers fit 7/16" bolts.
  • Grade 8 Strength for Demanding Jobs: High-tensile SAE J429 Grade 8 bolts and nuts deliver superior load capacity and shear strength, making this kit ideal for automotive, trailer, machinery, and structural applications. All washers are hardened, which is compatible with a Grade 8 fastening system. Threads are made to the requirements of ASME B1.1. ASME B18.2.1 Dimensional Requirements. SAE J429 Material and Strength Level. ASTM A564 Material and Strength Level. ASTM F788 Surface Discontinuities. ASME B18.18 Inspection and Quality Assurance.
  • Ultimate Anti-Vibration Nylon Locking System: Nylon nuts with washers help prevent loosening under torque, shock, and movement perfect for equipment that sees constant vibration or cyclic loads. Nylon rated for up to 250 degrees F.
  • Precision-Matched Components: All fasteners are 7/16"-14 UNC coarse thread for reliable fit and consistent clamping force across every assembly no mismatched hardware, no guesswork.
  • Built for Pros & Serious DIYers: Whether youre repairing equipment, building fixtures, or assembling heavy components, this kit delivers industrial-grade reliability in a compact, easy-to-store format.