Locknut with Nylon Insert, Grade 8, Coarse Thread, 0.469" Thickness, 9/16" Across Flats, 3/8-16", Alloy Steel, Yellow Zinc Finish
(Pack of
50)
SKU:53981 Item#: 53981
Keep this versatile Nyloc nut on hand for automotive, mechanical and construction projects. Nylon insert prevents damage to bolt threads, making this lock nut ideal for applications where vibration or movement could cause fasteners to loosen. Use this handy lock nut to secure engine parts, fasten gears and pulleys and connect metal components in structures where vibration might occur.
Manufactured to IFI Standard 100/107
Meets SAE Grade 8 strength requirements
Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut or two circumferential notches on the corners of the nut
Frequently Bought Together
DIN 125A Flat Washer Grade 140 HV M12
$0.00
Couldn't load pickup availability
Hex Flange Nut Grade 8 Steel M8-1.25
$0.00
Couldn't load pickup availability
SAE Flat Washer Thru-Hardened Steel 1/4"
$0.00
Couldn't load pickup availability
SAE J995C Locknut with Nylon Insert Grade 8 1/4-28
$0.00
Couldn't load pickup availability
Locknut with Nylon Insert 18-8 SS 3/8-16
$0.00
Couldn't load pickup availability
SAE J995C Locknut with Nylon Insert Grade A #12-24
$0.00
Couldn't load pickup availability
Hex Flange Nut Grade 10 Steel M6-1
$0.00
Couldn't load pickup availability
Metric Machine Screw Nut, Stainless Steel, M6x1.0
$0.00
Couldn't load pickup availability
Hex Flange Nut Grade 8 Steel M12-1.75
$0.00
Couldn't load pickup availability
DIN 6921 Hex Flange Bolt Grade 8.8 M8-1.25 x 20mm
$0.00
Couldn't load pickup availability
Hex Nut Grade 5 Steel 3/8-16
$0.00
Couldn't load pickup availability
Acorn Nut A2 Stainless Steel M6-1
$0.00
Couldn't load pickup availability
Air Distributor Defroster Push-Type Retainer
$0.00
Couldn't load pickup availability
Hex Head Sheet Metal Screw with 16mm Washer Steel
$0.00
Couldn't load pickup availability
Fender Liner Screw Grommet Nylon M5.5
$0.00
Couldn't load pickup availability
8925 L Lime Class E Thermal Pants
$0.00
Couldn't load pickup availability
6435 M Base Layer Thermal Long Sleeve
$0.00
Couldn't load pickup availability
6435 L Base Layer Thermal Long Sleeve
$0.00
Couldn't load pickup availability
Product Description
Keep this versatile Nyloc nut on hand for automotive, mechanical and construction projects. Nylon insert prevents damage to bolt threads, making this lock nut ideal for applications where vibration or movement could cause fasteners to loosen. Use this handy lock nut to secure engine parts, fasten gears and pulleys and connect metal components in structures where vibration might occur. Manufactured to IFI Standard 100/107
Meets SAE Grade 8 strength requirements
Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut or two circumferential notches on the corners of the nut
Technical Specifications
| Item#: | 53981 |
|---|---|
| Diameter | 3/8 " |
| Thread Pitch | 16 |
| Grade | 8 |
| Finish | Yellow Zinc |
| Type | Nylon Insert Lock Nut |
| Material | Alloy Steel |
| Thickness | 0.469 " |
| Across Flats | 9/16 " |
| Thread | Coarse |
| Specifications | SAE J995C |
| Maximum Temperature | 350º F |
| Proof | 150,000 PSI |
| Quantity Per Package | 50.0000 |
| UNSPSC #: | 31161716 |
| TAA Compliant: | No |
| Weight: | 0.9 lb |
Product Restrictions
