3/8-16 316 / A4 Marine-Grade Stainless Steel Hex Socket Head Cap Screws — Partially Threaded
SKU: FN-SS-SHCS-3816-316-PARTTHD· 10 lengths
Bulk-Only Item
Minimum order quantity: 50 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 →
$1.01/ea
1 pack × 50 = 50 pieces
3/8-16 316 / 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. 5/16" hex socket drive with a cylindrical cap head. Partially Threaded across all lengths in this listing (1-3/4" to 5"). 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
3/8-16
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 — 10 in this family
Type the packs you need and press Add; sort any column.
| Head Dia. | Head Ht. | Threading | Drive | Packs | |||||
|---|---|---|---|---|---|---|---|---|---|
| 316 Stainless Steel | |||||||||
| 3/8-16316 / A4 Marine-Grade Stainless Steel Hex Socket Head Cap Screws — Partially Threaded | |||||||||
| 1-3/4" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 50 | FN-SS-SHCS-3816-1.75-SS316-CS-PT-HEX-PL | $39.96$0.80/eapack of 50 · $0.80 ea | ||
| 2" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 50 | FN-SS-SHCS-3816-2-SS316-CS-PT-HEX-PL | $50.47$1.01/eapack of 50 · $1.01 ea | ||
| 2-1/4" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-3816-2.25-SS316-CS-PT-HEX-PL | $21.05$0.84/eapack of 25 · $0.84 ea | ||
| 2-1/2" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-3816-2.5-SS316-CS-PT-HEX-PL | $26.34$1.05/eapack of 25 · $1.05 ea | ||
| 2-3/4" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-3816-2.75-SS316-CS-PT-HEX-PL | $17.82$0.71/eapack of 25 · $0.71 ea | ||
| 3" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-3816-3-SS316-CS-PT-HEX-PL | $33.32$1.33/eapack of 25 · $1.33 ea | ||
| 3-1/2" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 25 | FN-SS-SHCS-3816-3.5-SS316-CS-PT-HEX-PL | Out of stock | — | |
| 4" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 10 | FN-SS-SHCS-3816-4-SS316-CS-PT-HEX-PL | $11.42$1.14/eapack of 10 · $1.14 ea | ||
| 4-1/2" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 10 | FN-SS-SHCS-3816-4.5-SS316-CS-PT-HEX-PL | $14.56$1.46/eapack of 10 · $1.46 ea | ||
| 5" | 0.562 in | 0.375 in | Partially threaded | Hex Socket | 200 | FN-SS-SHCS-3816-5-SS316-CS-PT-HEX-PL | $289.51$1.45/eapack of 200 · $1.45 ea | ||
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These items count toward the $500 bulk minimum. Mix-and-match to reach it.
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