1/2-13 316 / A4 Marine-Grade Stainless Steel Hex Socket Head Cap Screws — Partially Threaded
SKU: FN-SS-SHCS-1213-316-PARTTHD· 5 lengths
Bulk-Only Item
Minimum order quantity: 25 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 →
$2.51/ea
1 pack × 25 = 25 pieces
1/2-13 316 / A4 marine-grade stainless steel hex socket head cap screws (Allen head), partially threaded, ASME B18.3. 316 stainless adds molybdenum for markedly better resistance to salt water, chlorides and pitting than 18-8 / A2 — the right choice for marine, coastal, pool and chemical service. 3/8" hex socket drive with a cylindrical cap head. Partially Threaded across all lengths in this listing (2" to 4"). Longer lengths carry an unthreaded shank below the head per ASME B18.3. Sold in production-volume bulk packs.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Size
1/2-13
Drive Type
Hex Socket
Head Style
socket
Standard
ASME B18.3
Guides: What does 1/4-20 mean? · 18-8 stainless steel vs. other grades
Technical Specifications
Order any length — 5 in this family
Type the packs you need and press Add; sort any column.
| Head Dia. | Head Ht. | Threading | Drive | Packs | |||||
|---|---|---|---|---|---|---|---|---|---|
| 316 Stainless Steel | |||||||||
| 1/2-13316 / A4 Marine-Grade Stainless Steel Hex Socket Head Cap Screws — Partially Threaded | |||||||||
| 2" | 0.75 in | 0.5 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-1213-2-SS316-CS-PT-HEX-PL | $51.30$2.05/eapack of 25 · $2.05 ea | ||
| 2-1/4" | 0.75 in | 0.5 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-1213-2.25-SS316-CS-PT-HEX-PL | $50.94$2.04/eapack of 25 · $2.04 ea | ||
| 2-1/2" | 0.75 in | 0.5 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-1213-2.5-SS316-CS-PT-HEX-PL | $62.71$2.51/eapack of 25 · $2.51 ea | ||
| 3" | 0.75 in | 0.5 in | Partially threaded | Hex Socket | 10 | FN-SS-SHCS-1213-3-SS316-CS-PT-HEX-PL | $25.99$2.60/eapack of 10 · $2.60 ea | ||
| 4" | 0.75 in | 0.5 in | Partially threaded | Hex Socket | 10 | FN-SS-SHCS-1213-4-SS316-CS-PT-HEX-PL | $23.42$2.34/eapack of 10 · $2.34 ea | ||
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These items count toward the $500 bulk minimum. Mix-and-match to reach it.
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