Quantum Forge
1/2"-13 x 1-1/2" Grade 8 Flange Bolts (4-Pack) – Heavy-Duty Hex Flange Bolts Includes All-Metal Prevailing Torque Lock Nuts – High-Strength SAE J429/J995 Anti-Vibration 1.5" Coarse Thread
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R 986
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Description
- Complete 4-packs: Includes 4 Grade 8 flange bolts, 4 Grade C all-metal lock nuts— everything you need for strong, vibration-resistant fastening in one convenient pack. Bolts 1/2" x 1-1/2" long. Nuts fit 1/2" bolts. Grade C nuts compatible with Grade 8 bolts.
- Grade 8 Strength for Demanding Jobs: High-tensile SAE J429 Grade 8 bolts deliver superior load capacity and shear strength, making this ideal for automotive, trailer, machinery, and structural applications. IFI-111 Dimensional Requirements. ASME B18.6.3 Dimensional Requirements for Machine Screws. SAE J429 Material and Strength Level. ASME B1.1 Thread Requirements. ASTM F788 Surface Discontinuities. ASME B18.18 Inspection and Quality Assurance. Unified Threads (UNC and UNF) Class 2A. hread acceptance per ASME B1.3, System 21. Hardness HRC 33/39.
- High-Strength Flange Bolt, Locking Nut – The Grade 8 bolt provides the primary load-bearing strength, while the Grade C nut delivers secure retention and resistance to loosening.
- Precision-Matched Components: All fasteners are 1/2"-16 UNC for reliable fit and consistent clamping force across every assembly — no mismatched hardware, no guesswork.
- Built for Pros & Serious DIYers: Whether you’re repairing equipment, building fixtures, or assembling heavy components, this delivers industrial-grade reliability in a compact, easy-to-store format.
Technical Specifications
Manufacturer
Quantum Forge
Model
QFG35044-FBA
Color
Yellow Zinc
Size
1.5" Bolts and Nuts
Height
1.3 cm
Length
3.8 cm
Width
2.7 cm
Shipping & Delivery
Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.
Returns & Exchanges
We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.