1/2-13 316 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded
SKU: FN-SS-FHS-1213-316-PARTTHD· 9 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 →
$1.78/ea
1 pack × 25 = 25 pieces
1/2-13 316 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, 5/16" hex socket drive. 9 lengths (2"-6"). Length measured overall (head included). Marine, OEM, and MRO applications.
Material
Stainless Steel
Finish
Plain / Natural
Grade
316 (A4-70)
Size
1/2-13
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 — 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 | |||||||||
| 1/2-13316 Stainless Steel Flat Head Socket Cap Screws — 82° Countersunk — Partially Threaded | |||||||||
| 2" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 25 | FN-SS-FHS-1213-2-SS316-CS-PT-HEX-PL | $44.58$1.78/eapack of 25 · $1.78 ea | ||
| 2-1/2" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 5 | FN-SS-FHS-1213-2.5-SS316-CS-PT-HEX-PL | $8.60$1.72/eapack of 5 · $1.72 ea | ||
| 3" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 25 | FN-SS-FHS-1213-3-SS316-CS-PT-HEX-PL | $47.76$1.91/eapack of 25 · $1.91 ea | ||
| 3-1/2" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 25 | FN-SS-FHS-1213-3.5-SS316-CS-PT-HEX-PL | $70.66$2.83/eapack of 25 · $2.83 ea | ||
| 4" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-1213-4-SS316-CS-PT-HEX-PL | $29.48$2.95/eapack of 10 · $2.95 ea | ||
| 4-1/2" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-1213-4.5-SS316-CS-PT-HEX-PL | $41.61$4.16/eapack of 10 · $4.16 ea | ||
| 5" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-1213-5-SS316-CS-PT-HEX-PL | $54.19$5.42/eapack of 10 · $5.42 ea | ||
| 5-1/2" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-1213-5.5-SS316-CS-PT-HEX-PL | $51.52$5.15/eapack of 10 · $5.15 ea | ||
| 6" | 0.938 in | 0.251 in | Partially threaded | Hex Socket | 10 | FN-SS-FHS-1213-6-SS316-CS-PT-HEX-PL | $75.56$7.56/eapack of 10 · $7.56 ea | ||
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These items count toward the $500 bulk minimum. Mix-and-match to reach it.
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