Hex Cap Screw, Grade 9, Alloy Steel, Zinc Finish, Coarse Thread, 27/64" Head Height, 13/16" Across Flats, 9/16-12 x 2-1/2"
(Pack of
10)
SKU:A683 Item#: A683
• Ultra-high-strength matched component fastening system
• 20% stronger than Grade 8
• Fatigue/vibration-resistant UNJ thread design
• 20% higher-than-normal wrenching surface for increased safety and even distribution of torque forces
• Heat-treated, quenched and tempered
• Perma Plated for superior corrosion protection
• Proprietary head marking for improved traceability
• Diameter marked on head for easy identification
• Trailing thread does not enter the extrusion angle
• Increased length of chamfer allows easier alignment and assembly
• Matched strength nuts, flat washers and lock nuts available
• Minimum 180,000 PSI tensile strength
• Exceeds SAE, ASTM and Military Grade 8 strength requirements
• Designed for the most demanding maintenance requirements
• For use in critical applications
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4"; Over 6" Long: (2 x Diameter) + 1/2
Frequently Bought Together
Hex Cap Screw Grade 8 5/8-11 x 2-1/2"
Couldn't load pickup availability
Hex Cap Screw Grade 5 5/16-18 x 1"
Couldn't load pickup availability
Hex Cap Screw Grade 5 1/2-13 x 1-1/2"
Couldn't load pickup availability
Hex Cap Screw Grade 8 5/8-11 x 2-1/2"
Couldn't load pickup availability
Hex Cap Screw Grade 5 5/16-18 x 1"
Couldn't load pickup availability
Hex Cap Screw Grade 5 1/2-13 x 1-1/2"
Couldn't load pickup availability
Flat Washer Grade 12 Thru-Hardened Steel M12
Couldn't load pickup availability
Flat Washer Grade 12 Thru-Hardened Steel M10
Couldn't load pickup availability
Hex Nut Grade 8 Alloy Steel 1/4-20
Couldn't load pickup availability
SAE/Metric 3/8 Socket Blow Molded Case (*Empty Case Only)
Couldn't load pickup availability
SAE Interchangeable Nut Driver Set 11Pc
Couldn't load pickup availability
8" Dual Jaw Adj and Pipe Wrench
Couldn't load pickup availability
Hex Nut Grade 8 Steel 5/16-18
Couldn't load pickup availability
Hex Nut Grade 5 Steel 1/2-13
Couldn't load pickup availability
Self-Drilling Screw Hex Head #12-14 x 1"
Couldn't load pickup availability
Flat Washer Grade 12 Thru-Hardened Steel M8
Couldn't load pickup availability
SAE Flat Washer Thru-Hardened Steel 1/4"
Couldn't load pickup availability
SAE J995C Locknut with Nylon Insert Grade 8 1/2-13
Couldn't load pickup availability
Product Description
• Ultra-high-strength matched component fastening system• 20% stronger than Grade 8
• Fatigue/vibration-resistant UNJ thread design
• 20% higher-than-normal wrenching surface for increased safety and even distribution of torque forces
• Heat-treated, quenched and tempered
• Perma Plated for superior corrosion protection
• Proprietary head marking for improved traceability
• Diameter marked on head for easy identification
• Trailing thread does not enter the extrusion angle
• Increased length of chamfer allows easier alignment and assembly
• Matched strength nuts, flat washers and lock nuts available
• Minimum 180,000 PSI tensile strength
• Exceeds SAE, ASTM and Military Grade 8 strength requirements
• Designed for the most demanding maintenance requirements
• For use in critical applications
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4"; Over 6" Long: (2 x Diameter) + 1/2
Technical Specifications
| Item#: | A683 |
|---|---|
| Style | Premium |
| Diameter | 9/16 " |
| Thread Pitch | 12 |
| Thread | Coarse |
| Length | 2-1/2 " |
| Type | Hex Cap Screw |
| Across Flats | 13/16 " |
| Material | Alloy Steel |
| Grade | 9 |
| Finish | Bright Zinc |
| Tensile Strength | 180,000 PSI |
| Head Style | High Hex |
| Head Height | 27/64 " |
| Thread Form | UNJ |
| Thread Length | Partial |
| Thread Length Minimum | 1-3/8 " |
| UNSPSC #: | 31161501 |
| TAA Compliant: | Yes |
| Weight: | 2.18 lb |
Product Restrictions
