Simpson 8d x 2-3/8" 31 deg. - 34 deg. Ring-Shank Nail, 304 Stainless Steel - 1000 Pack delivers professional-grade holding power for demanding framing and structural applications. Built from Type 304 stainless steel, these full round head, annular ring-shank nails are engineered for environments where corrosion resistance is critical, providing a secure, long-lasting attachment in wood construction.

Key Features

• Annular ring shank increases withdrawal resistance to provide a secure attachment
• Type 304 stainless steel for applications requiring high corrosion resistance
• Checker pattern on heads blends with the wood grain, reduces glare from sunlight and accepts surface finishes
• Full round head design for maximum bearing surface and reliable drive consistency
• 31 deg. - 34 deg. plastic strip collation compatible with a wide range of professional framing nailers
• Conveniently packaged in a 1000-count pack for high-volume project use

Specifications

• Model Number: S12A237P31
• Penny Size: 8d
• Length: 2-3/8 in.
• Head Diameter: 9/32 in.
• Shank Diameter: 0.113 in.
• Shank Type: Annular-Ring Shank
• Head Type: Full Round Head
• Head Pattern: Checkered
• Coating/Material: Type 304 Stainless Steel
• Collation Angle: 31 deg. - 34 deg. Plastic Strip
• Packaging Quantity: 1000
• Country of Origin: Taiwan

Approved Applications

• Compatible with Bosch SN350-34C
• Compatible with Bostitch F33PT
• Compatible with DeWalt D51825, D51822
• Compatible with Grip-Rite GRTFC83 (up to 3-1/4"), GRTCH350
• Compatible with Hitachi NR83AA3 (up to 3-1/4"), NR90ADPR, NR90GC2
• Compatible with Makita AN943
• Compatible with Max SN883CH/34 (up to 3-1/4"), SN890CH/34
• Compatible with Paslode PF350S, CF325 (up to 3-1/4"), F350S, 900420 (up to 3-1/4")
• Compatible with Porter Cable FC350A
• Compatible with Ridgid R350CHA
• Compatible with Senco SN901XP (up to 3-1/4"), SN951XP, GT90CH, FramePro601, FramePro701XP

Frequently Asked Questions

What material are these nails made from, and why does it matter?

These nails are made from Type 304 stainless steel, which is specifically chosen for applications requiring high corrosion resistance. This makes them well-suited for use in environments exposed to moisture, coastal conditions, or treated lumber where standard steel fasteners may corrode prematurely.

What is the benefit of the annular ring shank on these nails?

The annular ring shank increases withdrawal resistance compared to smooth-shank nails, providing a significantly more secure attachment once driven. This is especially important in structural framing applications where long-term holding power is essential.

What collation angle do these nails use, and which nailers are they compatible with?

These nails use a 31 deg. - 34 deg. plastic strip collation angle. They are compatible with a broad range of professional framing nailers from brands including Bosch, Bostitch, DeWalt, Grip-Rite, Hitachi, Makita, Max, Paslode, Porter Cable, Ridgid, and Senco. Always check your specific tool model against the compatibility list before use.

What does the checkered head pattern on these nails do?

The checkered pattern on the full round head blends with wood grain, reduces glare from sunlight, and accepts surface finishes, helping the fastener integrate cleanly into finished woodwork without standing out visually.

Note: Product dimensions may differ from picture. Please see item description for accurate specifications.