Prime-Line 9063837 Carriage Bolts, 3/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)
Product details
| Management number | 226238542 | Release Date | 2026/05/09 | List Price | US$8.42 | Model Number | 226238542 | ||
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Prime‑Line carriage bolts provide strong, dependable fastening for wood‑to‑wood or wood‑to‑metal applications commonly found in home improvement and repair projects. Featuring a smooth, rounded head with a square neck, these bolts are designed to prevent turning during installation and deliver a clean, finished appearance on visible surfaces. Ideal for use in outdoor furniture, decks, fencing, gates, signage, and structural assemblies, Prime‑Line carriage bolts are intended for use with same‑size matching nuts and washers to ensure proper fit, improved load distribution, and a secure long‑lasting hold. Manufactured from quality materials for durability and corrosion resistance, they install easily with standard tools and perform reliably in both indoor and outdoor environments. Trusted by DIY homeowners and professionals across the U.S., Prime‑Line carriage bolts make it easy to complete projects with strength, stability, and a professional finish.
- Size: 3/8 inch-16 X 4 inch
- Features a smooth rounded head as opposed to a standard hex head
- Square shoulder allows for nut to be tightened or loosened
- Often used in cases where a protruding bolt head could cause injury
- Nuts and washers not included, ensure washers and nuts are same diameter
- Thread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt
- Specification(s) Met: ASME B18.5 and ASTM A307A
| UPC | 049793116291 |
|---|---|
| ASIN | B074ZMYYWJ |
| Brand | PRIME-LINE |
| Color | Zinc |
| Model | 9063837 |
| Set Name | 25 Pack |
| Head Type | Domed |
| Size Name | 3/8 in. -16 |
| Metal Type | Hot Dip Galvanized Steel |
| Unit Count | 1.0 Count |
| Part Number | 9063837 |
| Thread Size | 3/8"-16 |
| Thread Type | Unc |
| Drive System | Square |
| Finish Types | Hot-Dipped Galvanized |
| Grade Rating | Grade A |
| Manufacturer | Prime-Line |
| Thread Class | Others |
| Thread Style | Right Hand |
| Fastener Size | 3/8" |
| Fastener Type | Carriage Bolt |
| Item Diameter | 0.38 Inches |
| Item Hardness | Grade 2 |
| Material Type | Alloy Steel |
| Item Type Name | Carriage Bolt, 3/8 in-16 X 4 in, Galvanized Steel, Pack of 25 |
| Exterior Finish | Hot-Dipped Galvanized |
| Item Dimensions | 4 x 4 x 4 inches |
| Number Of Items | 25 |
| Thread Coverage | Fully Threaded |
| Number of Pieces | 25 |
| Screw Head Style | Domed |
| Screw Point Style | Blunt |
| Manufacturer Grade | Grade A |
| Included Components | Carriage Bolt |
| Compatible Groove Diameter | 0.38 Inches |
| Global Trade Identification Number | 00049793116291 |
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