Home Fasteners Bolts Cap Screws Hex Cap Screw Grade 2 Steel 3/8-16 x 1-1/4"
Bolts
DV_ZoomOriginal_P_30610_WB.jpg
DV_ZoomOriginal_P_30610_TP1.jpg
DV_ZoomOriginal_P_30610_WB.jpg
DV_ZoomOriginal_P_30610_TP1.jpg

Hex Cap Screw, Grade 2, Steel, Zinc Finish, Coarse Thread, 15/64" Head Height, 9/16" Across Flats, 3/8-16 x 1-1/4"
(Pack of 50)

Item#: 4031

Lawson Products

• UNC threads
• Also for use as a high-grade machine bolt
• SAE-approved cold-forming steel
• Full diameter shank
• Rolled threads
• Manufactured to SAE Grade 2 specifications
• Class 2A thread fit
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4" Over 6" Long: (2 x Diameter) + 1/2

Read More
Check Availability

Catalog page#: 3-25

Frequently Bought Together

DV_ZoomOriginal_I_FA68034_WB.jpg

Hex Cap Screw Grade 8 3/8-16 x 1-1/2"

Item#: FA68034
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 1/4-20 x 1"

Item#: FA68002
DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 1/4-20 x 1"

Item#: 602
DV_ZoomOriginal_I_FA68034_WB.jpg

Hex Cap Screw Grade 8 3/8-16 x 1-1/2"

Item#: FA68034
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 1/4-20 x 1"

Item#: FA68002
DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 1/4-20 x 1"

Item#: 602
DV_ZoomOriginal_P_31307.jpg

USS Flat Washer Thru-Hardened Steel 3/8"

Item#: 88447
DV_ZoomOriginal_P_31307.jpg

USS Flat Washer Thru-Hardened Steel 5/16"

Item#: 88446
DV_ZoomOriginal_P_33479.jpg

SAE J995C Locknut with Nylon Insert Grade 8 1/4-20

Item#: 53979
DV_ZoomOriginal_I_DY89310247.jpg

Autobahn Ergo Magna EZ Crimper Ratcheting Terminal Crimper

Item#: DY89310247
DV_ZoomOriginal_P_HT5222.jpg

Interchangeable Hex Bit Set 20Pc Torx

Item#: DY89310522
DV_ZoomOriginal_I_1635602.jpg

Master Series Penlight Flashlight

Item#: 1635602
DV_ZoomOriginal_P_33479.jpg

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

Item#: 53981
DV_ZoomOriginal_P_31312.jpg

IFI 100/107 Top Locknut Grade C 5/8-11

Item#: 80933
DV_ZoomOriginal_P_33479.jpg

SAE J995C Locknut with Nylon Insert Grade 8 1/2-13

Item#: 53983
DV_ZoomOriginal_I_94610_WB.jpg

Nylon Cable Tie 15.25" Black

Item#: 94613
DV_ZoomOriginal_I_94610_WB.jpg

Nylon Cable Tie 11.75" Black

Item#: 94611
DV_ZoomOriginal_I_94610_WB.jpg

Nylon Cable Tie 15.5" Black

Item#: 94612

Product Description

• UNC threads
• Also for use as a high-grade machine bolt
• SAE-approved cold-forming steel
• Full diameter shank
• Rolled threads
• Manufactured to SAE Grade 2 specifications
• Class 2A thread fit
Minimum Threaded Length – Up to 6" Long: (2 x Diameter) + 1/4" Over 6" Long: (2 x Diameter) + 1/2

Technical Specifications

Item#: 4031
Style Industry Standard
Diameter 3/8 "
Thread Pitch 16
Thread Coarse
Length 1-1/4 "
Type Hex Cap Screw
Across Flats 9/16 "
Material Carbon Steel
Grade 2
Finish Bright Zinc
Tensile Strength 74,000 PSI
Head Style Hex
Head Height 15/64 "
Thread Form UNR
Thread Length Partial
Thread Length Minimum 1 "
UNSPSC #: 31161501
TAA Compliant: No
Weight: 2.42 lb

Suggested Products

DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 3/8-16 x 1-1/2"

Item#: 634
DV_ZoomOriginal_I_FA68034_WB.jpg

Hex Cap Screw Grade 8 3/8-16 x 1-1/2"

Item#: FA68034
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 1/4-20 x 1"

Item#: FA68002
DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 1/4-20 x 1"

Item#: 602
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 5/8-11 x 2"

Item#: FA68098
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 3/8-16 x 1-1/4"

Item#: FA68033
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 1/2-13 x 1-1/2"

Item#: FA68062
DV_ZoomOriginal_I_FA65002_WB.jpg

Hex Cap Screw Grade 5 1/4-20 x 1"

Item#: FA65002
DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 1/4-20 x 3/4"

Item#: 601
DV_ZoomOriginal_P_30579_WB.jpg

Hex Cap Screw Grade 8 3/8-16 x 1"

Item#: FA68032
DV_ZoomOriginal_I_FA65034_WB.jpg

Hex Cap Screw Grade 5 3/8-16 x 1-1/2"

Item#: FA65034
DV_ZoomOriginal_P_41097_WB.jpg

Hex Cap Screw Grade 8 Alloy Steel 5/16-18 x 1"

Item#: 617

Your Recently Viewed Items