5/8-11 316 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded
SKU: FN-SS-FHS-5811-316-PARTTHD· 6 lengths
Bulk-Only Item
Minimum order quantity: 10 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 →
$5.10/ea
1 pack × 10 = 10 pieces
5/8-11 316 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, 3/8" hex socket drive. 6 lengths (2-1/2"-6"). Length measured overall (head included). Marine, OEM, and MRO applications.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Size
5/8-11
Drive Type
Hex Socket
Head Style
flat
Standard
ASME B18.3
Guides: What does 1/4-20 mean? · 18-8 stainless steel vs. other grades
Technical Specifications
Order any length — 6 in this family
Type the packs you need and press Add; sort any column.
| Head Dia. | Head Ht. | Threading | Drive | Packs | |||||
|---|---|---|---|---|---|---|---|---|---|
| 316 Stainless Steel | |||||||||
| 5/8-11316 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded | |||||||||
| 2-1/2" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-5811-2.5-SS316-CS-PT-HEX-PL | $51.03$5.10/eapack of 10 · $5.10 ea | ||
| 3" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-5811-3-SS316-CS-PT-HEX-PL | $69.12$6.91/eapack of 10 · $6.91 ea | ||
| 4" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 5 | FN-SS-FHS-5811-4-SS316-CS-PT-HEX-PL | $40.76$8.15/eapack of 5 · $8.15 ea | ||
| 4-1/2" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-5811-4.5-SS316-CS-PT-HEX-PL | $88.17$8.82/eapack of 10 · $8.82 ea | ||
| 5" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-5811-5-SS316-CS-PT-HEX-PL | $60.98$6.10/eapack of 10 · $6.10 ea | ||
| 6" | 1.188 in | 0.324 in | Partially threaded | Hex Socket | 5 | FN-SS-FHS-5811-6-SS316-CS-PT-HEX-PL | $43.99$8.80/eapack of 5 · $8.80 ea | ||
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These items count toward the $500 bulk minimum. Mix-and-match to reach it.
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