
5/16-18 316 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded
SKU: FN-SS-FHS-51618-316-PARTTHD· 6 lengths
Bulk-Only Item — drop-shipped from supplier
Minimum order quantity: 100 pieces per pack. Ships 7 business days after our supplier minimum is met across compatible items in your cart. Learn more →
$44.37/ 100 pcs
$0.44/ea
pack
1 pack × 100 = 100 pieces
In Stock
FN-SS-FHS-51618-1.5-SS316-CS-PT-HEX-PL Free US shipping 30-day returns Ships ~7 business days
Bulk-pack 5/16-18 316 stainless steel flat head socket cap screws (Allen head), 82° countersunk, partially threaded, ASME B18.3. Superior 316 (A4) marine-grade corrosion resistance vs 18-8. Flush 82° flat countersunk head, 3/16" hex socket drive. 6 lengths (1-1/2"-4"). Length measured overall (head included). Marine, OEM, and MRO applications.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Thread Size
5/16-18
Drive Type
Hex Socket
Head Style
flat
Standard
ASME B18.3
Technical Specifications
Drive3/16" Hex Socket
Head StyleFlat Countersunk (82°)
Thread CoveragePartially Threaded
Head Diameter0.656 in
Head Height0.198 in
Countersink Angle82 °
Thread5/16-18 Coarse
