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Minerallac Company 137481LB - Trim head wood screws made of steel with a black phosphate finish. They are size 8 x 3" with a coarse thread and square drive. Intended for attaching base board or trim through one or two layers of drywall to 12 - 20 gauge metal studs.
Minerallac Company

137481LB

Alternate Item Number: 12112313

UPC: 085937074713

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Overview

Minerallac 137481LB are 8x3" black trim head wood screws with a #2 square drive. These screws feature a flush trim head for clean woodworking finishes and a black finish for corrosion resistance. Sold in 1 lb boxes, they are ideal for trim work, cabinetry, and general wood construction. The square drive reduces cam-out and ensures secure driving. Made by Minerallac, a trusted name in industrial fasteners.
  • 8x3" size for secure wood fastening
  • #2 square drive for reduced cam-out
  • Black finish for corrosion resistance
  • Flush trim head for clean woodworking finishes
  • Sold in 1 lb boxes for convenience

Specifications

Application
Ideal for attaching base board or trim through one or two layers of drywall to 12 - 20 gauge metal studs.
Color
Black
Drive Type
Square Drive
Driver Size
#1
Finish
Black Phosphate
Head Angle
60° - 63°
Head Color
Black
Head Diameter
0.266 in
Head Diameter
6.7564 mm
Head Height
0.142 in
Head Height
3.6068 mm
Head Type
Trim Head
Length
3 in
Length
76.2 mm
Material
Steel
Size
8x3"
Size
8 x 3"
Thread Size
15 TPI
Thread Type
Coarse
Thread Type
Coarse thread
Type
Trim Head Wood Screws
Package Weight (Imperial)
1 lbs
Trim head wood screws with a square drive and black phosphate finish. The screws are size 8 x 3 in, with a 0.266 in head diameter and 0.142 in head height. They have coarse threads and are intended for attaching base board or trim through one or two layers of drywall to 12 - 20 gauge metal studs.

13748

Trim head wood screws with a square drive and black phosphate finish. The screws are size 8 x 3 in, with a 0.266 in head diameter and 0.142 in head height. They have coarse threads and are intended for attaching base board or trim through one or two layers of drywall to 12 - 20 gauge metal studs.
#9 x 3 Bugle Head Square Drive Type 17 Point Deck All Weather Coating Zinc u/m 500

RDS5V

#9 x 3 Bugle Head Square Drive Type 17 Point Deck All Weather Coating Zinc u/m 500
This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #10 x 5 in, with a 5.000 in length, coarse Type 17 point threads, a flat head, and square drive with #2 driver size.

182801LB

This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #10 x 5 in, with a 5.000 in length, coarse Type 17 point threads, a flat head, and square drive with #2 driver size.
A deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw is size #10 x 6 in, with a coarse Type 17 point thread, flat head, and square drive. Head color is silver.

182965LB

A deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw is size #10 x 6 in, with a coarse Type 17 point thread, flat head, and square drive. Head color is silver.
This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #10 x 4 in, with a coarse thread and Type 17 point, flat head, silver head color, and square drive. Driver size is #2.

182641LB

This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #10 x 4 in, with a coarse thread and Type 17 point, flat head, silver head color, and square drive. Driver size is #2.
This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #9 x 2-1/2 in, with a flat head and square drive.

181401LB

This is a deck screw designed for outdoor fastening applications. It is made of steel with a mechanical galvanized finish for corrosion resistance. The screw size is #9 x 2-1/2 in, with a flat head and square drive.
A deck screw designed for outdoor wood fastening and corrosion resistance. It is made of steel with a mechanical galvanized finish and a silver flat head. The screw size is #10 x 4 in, with coarse threads and a Type 17 point, and it uses a square drive with #2 driver size.

182645LB

A deck screw designed for outdoor wood fastening and corrosion resistance. It is made of steel with a mechanical galvanized finish and a silver flat head. The screw size is #10 x 4 in, with coarse threads and a Type 17 point, and it uses a square drive with #2 driver size.
This is a deck screw in size #8 x 1-3/8 in. It is made of steel with a mechanical galvanized finish and a silver flat head. The screw has coarse threads with a Type 17 point and uses a square drive with #2 driver size.

180221LB

This is a deck screw in size #8 x 1-3/8 in. It is made of steel with a mechanical galvanized finish and a silver flat head. The screw has coarse threads with a Type 17 point and uses a square drive with #2 driver size.

Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.