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5/16-18 18-8 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded

5/16-18 18-8 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded

SKU: FN-SS-FHS-51618-PARTTHD· 8 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 →

$24.84/ 100 pcs

$0.25/ea

pack

1 pack × 100 = 100 pieces

In Stock
FN-SS-FHS-51618-1.5-SS18-CS-PT-HEX-PL
Free US shipping 30-day returns Ships ~7 business days

Bulk-pack 5/16-18 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 3/16" hex socket drive. 8 lengths (1-1/2"-4"). 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)

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