Product Description
1" UNF Grade 5 Zinc Plated Hex Head Bolts With Shank
Grade 5 high tensile steel hexagon head bolts with a 1"-12 UNF thread and a bright zinc plated finish. Each bolt features a partially threaded shank with a plain section beneath the head.
Available in four imperial lengths for machinery assembly, maintenance and repairs requiring matching Unified National Fine fasteners.
Specifications
| Product type | Partially threaded hexagon head bolt |
|---|---|
| Material | High tensile steel |
| Strength grade | Grade 5 |
| Finish | Bright zinc plated |
| Thread designation | 1"-12 UNF |
| Nominal thread diameter | 1" / 25.4mm |
| Threads per inch | 12 TPI |
| Thread series | Unified National Fine |
| Thread coverage | Partially threaded, with plain shank |
| Head style | Hexagon |
| Length measurement | From beneath the head to the tip |
Available Lengths
| Imperial Length | Metric Equivalent |
|---|---|
| 3 1/4" | 82.55mm |
| 3 1/2" | 88.9mm |
| 4" | 101.6mm |
| 5" | 127mm |
Key Features
- Grade 5 high tensile steel construction.
- 1"-12 UNF imperial fine thread.
- Bright zinc plated finish.
- Partially threaded shank.
- Hexagon head for spanner or socket installation.
Typical Applications
- Machinery assembly and maintenance.
- Equipment repairs requiring 1" UNF fasteners.
- Engineering assemblies specifying Grade 5 bolts.
- Restoration of equipment using imperial fine threads.
Pack Sizes and Ordering
Available pack quantities: 1–10 individually selectable, plus 20 and 50. Select the required under-head length and pack quantity. Supplied as bolts only; nuts and washers are not included.
Standards
Strength grade reference: SAE J429 Grade 5. Thread designation: 1"-12 UNF. Exact compliance with a dimensional standard has not been verified for this listing.
