Skip to content
Product Description

Part Number: 31C250SRHMSZ
Diameter/Pitch: 5/16"-18
Length Under Head: 2-1/2"
Grade: Steel
Head Type: Slotted Round
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full




BoltsandNuts.com

5/16-18X2-1/2" Slotted Round Head Machine Screws Steel Zinc

SKU: 31C250SRHMSZ
Product Description

Part Number: 31C250SRHMSZ
Diameter/Pitch: 5/16"-18
Length Under Head: 2-1/2"
Grade: Steel
Head Type: Slotted Round
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full




Promo

B&N Pro eligible item. Save 10% when you join Pro. Learn more.

1
$0.72/pc
Popular
25
$0.54/pc
50
$0.46/pc
125
$0.36/pc
Best Value
800
$0.27/pc
$0.72
B&N Pro $0.00 Member Price
(Shipping $8.95) Add [amount] more for FREE SHIPPING
Father's Day Bundle Sale

Celebrate Father's Day with three specially curated bundles

SALE ENDS: 6/16/26

Diameter Pitch: 5/16"-18
Length Under Head: 2-1/2"
Finish: Zinc Clear
Partial Full Threads: Full
Coarse Fine Threads: Coarse
Grade Material: Steel
Head Type: Slotted Round

Free Shipping Over $25

Orders ship from Perry, Ohio. Standard ground shipping is free on orders $25+ within the contiguous United States.

Expedited & Overnight Shipping

Available at checkout. Orders placed before 2 PM ET ship same day from in-stock inventory.

30-Day Returns

Return any unopened item within 30 days for a full refund. Free return labels available for qualifying customers.