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Tuff-Torq® Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1-1/4"
Tuff-Torq® - Hex Cap Screw, Grade 8, Alloy Steel, Zinc Finish, Coarse Thread, 15/64" Head Height, 1/2" Across Flats, 5/16-18 x 1-1/4" (Pack of 1)
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• Most versatile, best value for standard maintenance operations
• High-strength matched component fastening system
• 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
• 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 150,000 PSI tensile strength
• Manufactured to meet or exceed Grade 8 strength requirements
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4"; Over 6" Long: (2 x Diameter) + 1/2
| ITEM# | DESCRIPTION | QTY |
| 618 | Hex Cap Screw, Grade 8, Alloy Steel, Zinc Finish, Coarse Thread, 15/64" Head Height, 1/2" Across Flats, 5/16-18 x 1-1/4" | 60 |
X618
Tuff-Torq® Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1-1/4"
Hex Cap Screw
Premium
5/16 "
18
Coarse
1-1/4 "
1/2 "
Alloy Steel
8
Zinc
150,000 PSI
High Hex
15/64 "
UNJ
Partial
7/8 "
31161501
Yes
Tuff-Torq® Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1-1/4"
Hex Cap Screw
Premium
5/16 "
18
Coarse
1-1/4 "
1/2 "
Alloy Steel
8
Zinc
150,000 PSI
High Hex
15/64 "
UNJ
Partial
7/8 "
31161501
Yes
Description
• Most versatile, best value for standard maintenance operations
• High-strength matched component fastening system
• 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
• 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 150,000 PSI tensile strength
• Manufactured to meet or exceed Grade 8 strength requirements
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4"; Over 6" Long: (2 x Diameter) + 1/2
ITEM#
DESCRIPTION
QTY
Hex Cap Screw, Grade 8, Alloy Steel, Zinc Finish, Coarse Thread, 15/64" Head Height, 1/2" Across Flats, 5/16-18 x 1-1/4"
60
Tech Specs
X618
Tuff-Torq® Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1-1/4"
Hex Cap Screw
Premium
5/16 "
18
Coarse
1-1/4 "
1/2 "
Alloy Steel
8
Zinc
150,000 PSI
High Hex
15/64 "
UNJ
Partial
7/8 "
31161501
Yes
Tuff-Torq® Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1-1/4"
Hex Cap Screw
Premium
5/16 "
18
Coarse
1-1/4 "
1/2 "
Alloy Steel
8
Zinc
150,000 PSI
High Hex
15/64 "
UNJ
Partial
7/8 "
31161501
Yes
