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Product Description
Part Number: 37F75BFL8P
Diameter/Pitch: 3/8"-24
Length Under Head: 3/4"
Grade: Grade 8
Finish: Black Phosphate & Oil
Thread Series: Coarse (UNC)
Threading: Fully threaded
Wrench Size: 9/16"
BoltsandNuts.com
3/8-24x3/4" Grade 8 Hex Flange Frame Bolts Phos & Oil
Product Description
Part Number: 37F75BFL8P
Diameter/Pitch: 3/8"-24
Length Under Head: 3/4"
Grade: Grade 8
Finish: Black Phosphate & Oil
Thread Series: Coarse (UNC)
Threading: Fully threaded
Wrench Size: 9/16"
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| Thread Size | 3/8"-24 |
| Material | Medium carbon alloy steel, quenched and tempered |
| Wrench Size | 9/16" |
| Head Marking | Six radial lines on head |
| Proof Load (min) | 10,540 lbf |
| Length | 3/4" |
| Finish | Phosphate & Oil |
| Thread Series | Fine (UNF) |
| Thread Class | 2A |
| Hardness | Rockwell C33–C39 |
| Grade | Grade 8 |
| Head Type | Hex Flange (Frame Bolt) |
| Threading | Fully threaded |
| Tensile Strength (min) | 150,000 psi |
| Specifications Met | IFI-111, SAE J429 Grade 8 |
Technical Drawing
Not to scale · ASME B18.2.1 / IFI-111 · See table for exact dimensions
Technical Dimensions
| Length Under Flange | 3/4" |
| Major Thread Dia. | 0.375" |
| Threads Per Inch | 24 TPI |
| Thread Class | 2A |
| Proof Load | 10,540 lbf |
| Min. Tensile Strength | 150,000 psi |
| Yield Strength | 130,000 psi |
| Hardness | Rockwell C33–C39 |
| Material | Medium carbon alloy steel, quenched and tempered |
Hex head with an integral washer-style flange that spreads clamp load over a wider area, often removing the need for a separate washer. Fully threaded shank, with unified fine (UNF) threads.
Dimensions conform to ASME B18.2.1 / IFI-111 and may vary within specified manufacturing tolerances.
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