1/4-20 316 / A4 Marine-Grade Stainless Steel Button Head Socket Cap Screws — Fully Threaded
SKU: FN-SS-BC-1420-316-FT· 9 lengths
Bulk-Only Item
Minimum order quantity: 250 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 →
$0.12/ea
1 pack × 250 = 250 pieces
1/4-20 (inch) 316 / A4 marine-grade stainless steel button head socket cap screws (Allen head), fully 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. 5/32" hex socket drive with a low-profile domed head. Fully Threaded across all lengths in this listing (1/2" to 2-1/2"). Sold in production-volume bulk packs.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Size
1/4-20
Drive Type
Hex Socket
Head Style
button
Standard
ASME B18.3
Guides: What does 1/4-20 mean? · 18-8 stainless steel vs. other grades
Technical Specifications
Order any length — 9 in this family
Type the packs you need and press Add; sort any column.
| Head Dia. | Head Ht. | Threading | Drive | Packs | |||||
|---|---|---|---|---|---|---|---|---|---|
| 316 Stainless Steel | |||||||||
| 1/4-20316 / A4 Marine-Grade Stainless Steel Button Head Socket Cap Screws — Fully Threaded | |||||||||
| 1/2" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 250 | FN-SS-BC-1420-0.5-SS316-CS-FT-HEX-PL | $36.80$0.15/eapack of 250 · $0.15 ea | ||
| 5/8" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 250 | FN-SS-BC-1420-0.625-SS316-CS-FT-HEX-PL | $30.16$0.12/eapack of 250 · $0.12 ea | ||
| 3/4" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 250 | FN-SS-BC-1420-0.75-SS316-CS-FT-HEX-PL | $57.49$0.23/eapack of 250 · $0.23 ea | ||
| 1" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 100 | FN-SS-BC-1420-1-SS316-CS-FT-HEX-PL | $44.74$0.45/eapack of 100 · $0.45 ea | ||
| 1-1/4" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 250 | FN-SS-BC-1420-1.25-SS316-CS-FT-HEX-PL | $64.42$0.26/eapack of 250 · $0.26 ea | ||
| 1-1/2" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 100 | FN-SS-BC-1420-1.5-SS316-CS-FT-HEX-PL | $28.09$0.28/eapack of 100 · $0.28 ea | ||
| 1-3/4" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 100 | FN-SS-BC-1420-1.75-SS316-CS-FT-HEX-PL | $29.49$0.29/eapack of 100 · $0.29 ea | ||
| 2" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 100 | FN-SS-BC-1420-2-SS316-CS-FT-HEX-PL | Out of stock | — | |
| 2-1/2" | 0.437 in | 0.132 in | Fully threaded | Hex Socket | 50 | FN-SS-BC-1420-2.5-SS316-CS-FT-HEX-PL | $18.70$0.37/eapack of 50 · $0.37 ea | ||
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These items count toward the $500 bulk minimum. Mix-and-match to reach it.
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