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title: "Gradewell 356 Hex Head Bolt GRA-523 - Specs & Details"
description: "Gradewell 356 Hex Head Bolt GRA-523: Thread Size: 1/2-13; Length: 6 in; Tensile Strength: 150000 psi"
llms_summary: "Gradewell 356 Hex Head Bolt GRA-523. (Wichita, Kansas, United States). Product. Brand Gradewell. Grade Grade 8. Head Type Hex. Head Width Across Flats 0.75 in. Length 6 in. Material Stainless Steel 316. Model Number GRA-523. Proof Load 19675 (20k) lbf. Tensile Strength 150000 (150k) psi. Thread Size 1/2-13. Product catalogs. Gradewell 356 Hex Head Bolt GRA-523: Thread Size: 1/2-13; Length: 6 in; Tensile Strength: 150000 psi. canonical profile on Structured Pages"
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slug: gradewell-356-hex-head-bolt-gra-523
content_sha256: 96f1bbdbfce7c000903043e0bd8ff17b91f44cf63a7ed8d851e06934eaf27b95
indexed_at: "2026-08-05T20:09:02.916Z"
date_modified: 2026-08-04
license: citation-free
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    slug: gradewell-356-hex-head-bolt-gra-523
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---
# Gradewell 356 Hex Head Bolt GRA-523

The Gradewell 356 Hex Head Bolt GRA-523 is a sample hex bolts entry with representative specifications, generated for catalog demonstration purposes.

*Last updated: 2026-08-04*

## Record

- **Title**: [Gradewell 356 Hex Head Bolt GRA-523](https://structuredpages.com/gradewell-356-hex-head-bolt-gra-523/?format=md)
- **Place**: Wichita, Kansas, United States
- **Use case**: Product catalogs
- **Website**: https://www.gradewell.example.com
- **Phone**: (316) 555-0552
- **Email**: sales@gradewell.example.com
- **Contact address**: Wichita, Kansas, United States
- **Coordinates**: 37.6872, -97.3301
- **CTA**: [Get a Quote](mailto:data@hypersonicseo.com?subject=HVCE%20product%20catalog%20inquiry)
- **CTA note**: Ask about publishing a catalog like this with HVCE - not a quote on this SKU.

### Summary

The Gradewell 356 Hex Head Bolt GRA-523 is a sample hex bolts entry with representative specifications, generated for catalog demonstration purposes.

### Description

The Gradewell 356 Hex Head Bolt GRA-523 is a sample hex bolts entry with representative specifications, generated for catalog demonstration purposes. Representative specifications for this hex bolts entry include Thread Size: 1/2-13; Length: 6 in; Tensile Strength: 150000 psi. This entry illustrates how a real product in this category would appear once structured into HVCE's catalog format, with distinct fields for filtering, comparison, and search. This is placeholder demonstration data, not a real, purchasable product.

### Categories

- hex bolts

### Attributes

| Property | Value |
| --- | --- |
| Brand | Gradewell |
| Grade | Grade 8 |
| Head Type | Hex |
| Head Width Across Flats | 0.75 in |
| Length | 6 in |
| Material | Stainless Steel 316 |
| Model Number | GRA-523 |
| Proof Load | 19675 (20k) lbf |
| Tensile Strength | 150000 (150k) psi |
| Thread Size | 1/2-13 |

## Downloads

- [Specification Sheet](/files/industrial-distribution-demo/shared/specification-sheet.pdf)
- [Certification](/files/industrial-distribution-demo/shared/certification.pdf)
- [Application Notes](/files/industrial-distribution-demo/shared/application-notes.pdf)
- [Installation & Maintenance Guide](/files/industrial-distribution-demo/shared/installation-maintenance-guide.pdf)

## Frequently asked questions

### What are the key specifications of the Gradewell 356 Hex Head Bolt GRA-523?

Published figures list Thread Size: 1/2-13; Length: 6 in; Tensile Strength: 150000 psi.

### What is the thread size of this item?

The thread size is 1/2-13.

### Is the Gradewell 356 Hex Head Bolt GRA-523 suitable for standard fasteners applications?

Yes - this entry represents a typical hex bolts product for this category; a real catalog entry would confirm exact fitment and compliance details.