ARP 6121000 Stainless Steel 5/16-18 12-Point Bolts -5 Count
ARP stainless steel 12-point 5/16-18 bolts (5-pack). Polished, corrosion-resistant fasteners rated at 170,000 PSI tensile strength with 1.000" under-head length and 3/8" wrenching.
Non-returnable
$18.31
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UPC
672036015695 Available Quantity
103 GSA Item
No GSA Compliant
Yes Product Details
Premium ARP stainless steel 12-point bolts designed for high-performance automotive use. These polished stainless fasteners resist rust and corrosion while delivering exceptional tensile strength (nominally rated at 170,000 PSI). Each bolt features a compact 12-point head for improved wrenching, a 5/16" diameter with 18 threads per inch, 1.000" under-head length, and 3/8" wrenching. Packaged as a convenient 5-count card, these bolts are ideal for applications on cars, boats, and trailers where appearance and strength are important. Manufactured by ARP to premium standards and finished for a glossy stainless look.
- Packaged on convenient 5-pack card
- Heads are compact 12-point style
- Manufactured from polished Stainless 300 steel, a proprietary alloy that is impervious to rust and corrosion
- Rated at 170,000 PSI, which is considerably stronger than Grade 8 hardware
- Bolts have a diameter of 5/16", a standard thread pitch of 18, an under head length of 1.000, and the wrenching is 3/8
Specifications:
| Materials & Construction | |
| Color | Silver |
| Material | Stainless Steel |
| Outer Material | Stainless Steel |
| Product Details | |
| Fastener Type | Hexagon Bolt |
| Finish Types | Glossy |
| Grade Rating | grade_ 8 |
| Head Style | 12-point |
| Included Components | ARP 6121000 Stainless Steel 5/16-18 12-Point Bolts |
| Item Diameter | 0.31 Inches |
| Item Hardness | Grade 10.9 |
| Maximum Shear Strength | 170,000 PSI (estimated) |
| Number of Pieces | 5 |
| Screw Head Style | 12-point |
| Thread Class | 1A |
| Thread Coverage | Fully Threaded |
| Thread Size | 5/16" |
| Thread Style | Right Hand |
| Thread Type | Unc |
| Warranty | Manufacturer Warranty |
| Sizing & Dimensions | |
| Height | 0.63 inches |
| Length | 6 inches |
| Product Dimensions | 6 x 4 x 0.62 inches |
| Product Weight | 0.2000 |
| Size | 5/16-18 |
| Weight | 3.20 ounces |
| Width | 4 inches |
| Technical Specifications | |
| Maximum Shear Strength | 170,000 PSI (estimated) |
| Warranty | Manufacturer Warranty |
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