
5/8-11 18-8 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded
SKU: FN-SS-FHS-5811-PARTTHD· 6 lengths
Bulk-Only Item
Minimum order quantity: 15 pieces per pack. Ships 7 business days after the bulk order minimum is met across compatible items in your cart. Learn more →
$51.69/ 15 pcs
$3.45/ea
pack
1 pack × 15 = 15 pieces
In Stock
FN-SS-FHS-5811-2.5-SS18-CS-PT-HEX-PL Free US shipping 30-day returns Ships ~7 business days
5/8-11 18-8 stainless steel flat head socket cap screws (Allen head), 82° countersunk, partially threaded, ASME B18.3. Corrosion-resistant 18-8 (A2-70) stainless with a flush 82° flat countersunk head and 3/8" hex socket drive. 6 lengths (2-1/2"-5"). Length measured overall (head included) per countersunk convention. Ideal for OEM, machinery, and MRO applications.
Material
Stainless Steel
Finish
Plain / Natural
Grade
18-8 (A2-70)
Size
5/8-11
Drive Type
Hex Socket
Head Style
flat
Standard
ASME B18.3
Technical Specifications
Drive3/8" Hex Socket
Head StyleFlat Countersunk (82°)
Thread CoveragePartially Threaded
Head Diameter1.188 in
Head Height0.324 in
Countersink Angle82 °
Thread5/8-11 Coarse








