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Tri-Lobular Thick Locknut, Grade C, Alloy Steel, Zinc/Wax Finish, Fine Thread, 29/64" Thickness, 11/16" Across Flats, 7/16-20
(Pack of 25)

Item#: 53706

Tru-Torq®

• Specifically designed for use with Lawson’s Tru-Torq® fastening system
• Tri-lobular locking feature for even pressure distribution and superior engageability
• Cadmium-plated with Friction Control
• 180,000 PSI minimum proof-load strength
• Meets or exceeds SAE J995
• Conforms to ANSI B18.2.2
NOTE: Not recommended for use above 450°F (232°C).

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Catalog page#: 3-10

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Product Description

• Specifically designed for use with Lawson’s Tru-Torq® fastening system
• Tri-lobular locking feature for even pressure distribution and superior engageability
• Cadmium-plated with Friction Control
• 180,000 PSI minimum proof-load strength
• Meets or exceeds SAE J995
• Conforms to ANSI B18.2.2
NOTE: Not recommended for use above 450°F (232°C).

Technical Specifications

Item#: 53706
Diameter 7/16 "
Thread Pitch 20
Grade C
Finish Zinc/Wax
Type Tri-Lobular Lock Nut
Material Alloy Steel
Thickness 29/64 "
Across Flats 11/16 "
Thread Fine
Specifications IFI 100/107 and ANSI B18.2.2
Maximum Temperature 450º F
Proof 180,000 PSI
Quantity Per Package 25.0000
UNSPSC #: 31161716
TAA Compliant: Yes
Weight: 0.75 lb

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