IFI 100/107 Top Locknut, Grade C, Alloy Steel, Zinc/Wax Finish, Fine Thread, 0.827" Thickness, 1-1/8" Across Flats, 3/4-16
(Pack of
25)
SKU:80946 Item#: 80946
The Top Locknut Grade C delivers uncompromising reliability when your high-stress applications demand it most. This heat-treated, vibration-resistant locknut maintains its grip through severe conditions that would cause standard nuts to fail, ensuring your critical assemblies stay secure even under extreme vibration and repeated stress cycles. Engineered specifically for Grade 8 applications, it retains its locking torque through a minimum of five reapplications while meeting stringent IFI and ANSI specifications with 150,000 PSI minimum proof strength. Whether you're working on heavy machinery, automotive assemblies, or industrial equipment, this Grade C locknut provides the dependable hold that keeps your work running smoothly and safely.
• Heat-treated for matched strength
• Will not loosen even under severe vibration
• Locking torque is retained for a minimum of five reapplications
• 150,000 PSI minimum proof strength
• Meets IFI and ANSI specifications
• Developed for Grade 8 applications
• Designed for use with Tuff-Torq® Cap Screws
• Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut
NOTE: Not recommended for use above 450°F (232°C).
For recommended torque values, see Lawson’s E546 brochure.
Couldn't load pickup availability
Frequently Bought Together
Hex Nut Grade 5 Steel 5/16-18
Couldn't load pickup availability
SAE Flat Washer Thru-Hardened Steel 1/2"
Couldn't load pickup availability
Flat Washer Grade 12 Thru-Hardened Steel M6
Couldn't load pickup availability
Locknut with Nylon Insert 316 SS 3/8-16
Couldn't load pickup availability
DIN 985 Locknut with Nylon Insert Grade 8 M10-1.5
Couldn't load pickup availability
DIN 985 Locknut with Nylon Insert Grade 8 M6-1
Couldn't load pickup availability
Locknut with Nylon Insert 18-8 SS 3/8-16
Couldn't load pickup availability
Hex Nut Grade 8 Steel M8-1.25
Couldn't load pickup availability
Hex Nut 316 Stainless Steel 1/4-20
Couldn't load pickup availability
Hex Nut Grade 8 Alloy Steel 1/4-20
Couldn't load pickup availability
Superbutt Connector 22 to 18 AWG Red
Couldn't load pickup availability
Nutsetter & Bit Set, Magnetic, 22pc
Couldn't load pickup availability
Product Description
The Top Locknut Grade C delivers uncompromising reliability when your high-stress applications demand it most. This heat-treated, vibration-resistant locknut maintains its grip through severe conditions that would cause standard nuts to fail, ensuring your critical assemblies stay secure even under extreme vibration and repeated stress cycles. Engineered specifically for Grade 8 applications, it retains its locking torque through a minimum of five reapplications while meeting stringent IFI and ANSI specifications with 150,000 PSI minimum proof strength. Whether you're working on heavy machinery, automotive assemblies, or industrial equipment, this Grade C locknut provides the dependable hold that keeps your work running smoothly and safely.• Heat-treated for matched strength
• Will not loosen even under severe vibration
• Locking torque is retained for a minimum of five reapplications
• 150,000 PSI minimum proof strength
• Meets IFI and ANSI specifications
• Developed for Grade 8 applications
• Designed for use with Tuff-Torq® Cap Screws
• Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut
NOTE: Not recommended for use above 450°F (232°C).
For recommended torque values, see Lawson’s E546 brochure.
Technical Specifications
| Item#: | 80946 |
|---|---|
| Diameter | 3/4 " |
| Thread Pitch | 16 |
| Grade | C |
| Finish | Zinc/Wax |
| Type | Top Lock Nut |
| Material | Alloy Steel |
| Thickness | 0.827 " |
| Across Flats | 1-1/8 " |
| Thread | Fine |
| Size | 3/4-16 |
| Specifications | IFI 100/107 |
| Maximum Temperature | 450º F |
| Proof | 150,000 PSI |
| UNSPSC #: | 31161716 |
| TAA Compliant: | No |
| Weight: | 2.58 lb |
Product Restrictions
