Locknut with Nylon Insert, Grade 8, Coarse Thread, 0.328" Thickness, 7/16" Across Flats, 1/4-20", Alloy Steel, Yellow Zinc Finish
(Pack of 50)

SKU:53979 Item#: 53979

Kent Automotive

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

Read More

Frequently Bought Together

DV_ZoomOriginal_P_519.jpg

Hex Nut Grade 8 Steel M6-1

Item#: 4302
DV_ZoomOriginal_P_11056.jpg

Serrated Hex Flange Nut Alloy Steel M10-1.25

Item#: 28701
DV_ZoomOriginal_P_519.jpg

Hex Nut Grade 8 Steel M10-1.5

Item#: 4305
DV_ZoomOriginal_P_33477.jpg

Flange Locknut with Nylon Insert Grade 8 1/2-13

Item#: 18248
DV_ZoomOriginal_P_33478.jpg

SAE J995C Locknut with Nylon Insert Grade A 3/8-16

Item#: 303
DV_ZoomOriginal_P_2147.jpg

DIN 985 Locknut with Nylon Insert A2 SS M6-1

Item#: 54120
DV_ZoomOriginal_P_32671.jpg

Hex Nut Grade 8 Steel 5/16-18

Item#: FA68401
DV_ZoomOriginal_P_1998.jpg

Hex Nut Grade 10 Alloy Steel M6-1

Item#: 10240
DV_ZoomOriginal_P_2016.jpg

Hex Flange Nut Grade 10 Steel M8-1.25

Item#: 59768
DV_ZoomOriginal_P_532_WB.jpg

DIN 6921 Hex Flange Bolt Grade 8.8 M6-1 x 16mm

Item#: 59407
DV_ZoomOriginal_P_2035_WB.jpg

Hex Flange Bolt Grade 10.9 M6-1 x 20mm

Item#: 28680
DV_ZoomOriginal_P_506_WB.jpg

Self-Drilling Screw Hex Head 1/4-14 x 1"

Item#: 2539
DV_ZoomOriginal_I_1579409.jpg

Bumper Cover Push-Type Retainer Nylon 18mm

Item#: 1579409
DV_ZoomOriginal_I_P85253.jpg

Shield Push-Type Retainer with Metal Insert

Item#: P85253
DV_ZoomOriginal_I_P85316.jpg

Rocker Panel Molding Clip Nylon White 12 x 20mm

Item#: P85316
DV_ZoomOriginal_P_SF1212.jpg

6310 XL Adjustable Ice Traction Device

Item#: 1285261
DV_ZoomOriginal_P_SF1212.jpg

6310 L Adjustable Ice Traction Device

Item#: 1285869
DV_ZoomOriginal_P_SF1212.jpg

6310 M Adjustable Ice Traction Device

Item#: 1285373

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#: 53979
Diameter 1/4 "
Thread Pitch 20
Grade 8
Finish Yellow Zinc
Type Nylon Insert Lock Nut
Material Alloy Steel
Thickness 0.328 "
Across Flats 7/16 "
Thread Coarse
Specifications SAE J995C
Maximum Temperature 350º F
Proof 150,000 PSI
Quantity Per Package 50.0000
UNSPSC #: 31161716
TAA Compliant: No
Weight: 0.4 lb

Product Restrictions

Your Recently Viewed Items