
5/16" 316 Stainless Steel Hex Lag Bolts
SKU: FN-BLT-HLB-516-316· 7 lengths
Bulk-Only Item
Minimum order quantity: 50 pieces per pack. Ships 7 business days after your cart reaches the $500 bulk minimum — bulk-only and regularly-stocked items both count. Learn more →
$35.77/ 50 pcs
$0.72/ea
pack
1 pack × 50 = 50 pieces
In Stock
FN-BLT-HLB-516-2.5-SS316-CS-PT-EHEX-PL Free US shipping 30-day returns Ships ~7 business days
5/16" 316 stainless steel hex lag screws (lag bolts), ASME B18.2.1. A hex head for wrench or socket driving, a coarse wood-screw thread and a gimlet point for fastening into wood. 316 (A4-70) stainless for marine, chemical and outdoor exposure where 18-8 is not enough. 7 lengths (1" to 4"). Sold in production-volume bulk packs.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Size
5/16-9
Drive Type
Hex External
Head Style
hex
Standard
ASME B18.2.1
Technical Specifications
Head StyleHex
Width Across Flats0.500 in
Head Height0.235 in
Wrench Size1/2"
Thread5/16 Coarse Lag (wood screw)
Threads per Inch9
PointGimlet
Thread Coverage1" length: full thread; 1-1/4" length: full thread; 1-1/2" length: 1.25" of thread; 2" length: 1.5" of thread; 2-1/2" length: 1.75" of thread; 3" length: 2" of thread; 4" length: 2.5" of thread
Material316 Stainless Steel
Grade316 (A4-70)
StandardASME B18.2.1