bolts › internal wrenching bolts
NAS147DH22
Internal Wrenching Bolt
Description
Fastener Length: 1-3/8", Hole Diameter: 1/16", Thread: 7/16-20, Head Width: 3/8", Thread Length: 5/8", drilled, NAS147 series bolt
Specifications
| Fastener Length | 1.375 |
|---|---|
| Head Diameter | 0.740 inches minimum and 0.750 inches maximum |
| Head Height | 0.407 |
| Head Style | Bevel-conical |
| Hole Configuration Style | Round internal hexagon |
| Hole Diameter | 0.070 inches minimum and 0.075 inches maximum |
| Hole Quantity | 6 |
| Hole Type | Drilled |
| Internal Drive Style | Hexagon |
| Length | 1 3/8 |
| Material | Steel |
| Surface Treatment | Cadmium |
| Thread Class | 3a |
| Thread Diameter | 0.438 |
| Thread Direction | Right-hand |
| Thread Length | 0.687 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 7/16 |
| Width Across Flats | 0.377 |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error