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Minerallac Company 70325 - A flat cut washer for use around a bolt or screw between the fastener bearing surface and the attached part. It is made of 18-8 stainless steel with a stainless finish. The washer fits 1/4 bolt sizes and has a 0.080 in thickness, 0.640 in outside diameter, and 0.296 in inside diameter.
Minerallac Company

70325

Alternate Item Number: 12115008

UPC: 085937703255


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Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The Minerallac Company 70325USJ is a 1/4" flat cut washer constructed from durable 18-8 stainless steel, designed to enhance mechanical assemblies by improving stress distribution and spanning oversized clearance holes. This washer functions by being placed between the bearing surface of a bolt or screw and the component it secures, effectively spreading the load to prevent damage to the fastened materials. The 18-8 stainless steel composition provides excellent mechanical strength and resistance to corrosion, making it suitable for environments exposed to moisture or chemicals. Key specifications include a nominal thickness of 0.080 inches (±0.007), an outside diameter of 0.640 inches, and an inside diameter of 0.296 inches, ensuring a precise fit for 1/4" fasteners. Its silver stainless finish further contributes to its durability and corrosion resistance. This washer is commonly utilized in electrical panel assemblies, machinery mounting, structural connections, and other industrial applications where consistent and even load distribution is essential. It is available in standard quantities of 100 per unit and master cartons of 1200. Minerallac also offers this flat cut washer in 3/8" (model 70335USJ) and 1/2" (model 70340USJ) bolt sizes, as well as a 316 stainless steel option for enhanced corrosion resistance in more demanding applications. The 70325USJ is Buy American Act Compliant and RoHS Compliant.
  • Constructed from 18-8 stainless steel for strength and corrosion resistance.
  • Designed to improve stress distribution and span oversized clearance holes.
  • Fits 1/4" bolt sizes with a 0.080" nominal thickness.
  • Features a 0.640" outside diameter and 0.296" inside diameter.
  • Ideal for electrical panels, machinery mounting, and structural connections.
  • Inside Diameter: 0.281"
  • Application: Improves stress distribution, spans large clearance holes
  • Finish: Silver
  • RoHS Compliant
  • Country of Origin: USA

Specifications

Application
Washers are designed for assembly around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached.
Color
Silver
Finish
Stainless
Fits Bolt Sizes
1/4 IN
Inside Diameter
0.296" IN
Material
18-8 Stainless Steel
Outside Diameter
0.640" IN
Size
1/4"
Size
1/4" bolt size, 0.050" Thk, 5/8" OD, 0.281" ID
Size
1/4" bolt size
Size
1/4" bolt size, 0.050" thickness, 5/8" OD, 0.281" ID
Size
1/4" Flat Cut Washer (0.080 in thickness, 0.640 in outside diameter, 0.296 in inside diameter)
Size
[object Object]
Size
1/4 Inch
Special Features
Flat washers are used to improve stress distribution, and to span large clearance holes.
Thickness
0.080" IN
Type
Flat Cut Washer
Package Weight (Imperial)
0.34 lbs
Flat cut washer for use around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached. Made of 18-8 stainless steel with a stainless finish. It has a thickness of 0.080", an outside diameter of 0.640", and an inside diameter of 0.296". Fits 1/4" bolt sizes.

70325J

Flat cut washer for use around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached. Made of 18-8 stainless steel with a stainless finish. It has a thickness of 0.080", an outside diameter of 0.640", and an inside diameter of 0.296". Fits 1/4" bolt sizes.
1/4" USS Flat Washer 18-8 Stainless Steel

JWW80SS

1/4" USS Flat Washer 18-8 Stainless Steel
Washer, Flat, Size 1/4 Inch, Type 304 Stainless Steel

E147-1/4SS

Washer, Flat, Size 1/4 Inch, Type 304 Stainless Steel
A thin, flat, circular metal washer with a centrally located hole. It is made of 18-8 stainless steel with no additional finish. The washer fits #6 bolt sizes and has a 0.065 in thickness, 0.390 in outside diameter, and 0.164 in inside diameter.

70305

A thin, flat, circular metal washer with a centrally located hole. It is made of 18-8 stainless steel with no additional finish. The washer fits #6 bolt sizes and has a 0.065 in thickness, 0.390 in outside diameter, and 0.164 in inside diameter.
This is a flat cut washer for use around a bolt or screw between the fastener bearing surface and the attached part. It is made of 18-8 stainless steel with a stainless finish. The washer fits 7/16 bolt sizes and has a 0.078 in thickness, 1.250 in outside diameter, and 0.500 in inside diameter.

70337

This is a flat cut washer for use around a bolt or screw between the fastener bearing surface and the attached part. It is made of 18-8 stainless steel with a stainless finish. The washer fits 7/16 bolt sizes and has a 0.078 in thickness, 1.250 in outside diameter, and 0.500 in inside diameter.
Flat cut washers for use around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached. They are made of 18-8 stainless steel with no additional finish. The washer fits #10 bolt sizes and has an outside diameter of 0.515 in and an inside diameter of 0.227 in.

70315J

Flat cut washers for use around a bolt or screw, between the bearing surface of the fastener and the part to which it is attached. They are made of 18-8 stainless steel with no additional finish. The washer fits #10 bolt sizes and has an outside diameter of 0.515 in and an inside diameter of 0.227 in.
Flat cut washer used to improve stress distribution and span large clearance holes. It is made of steel with a zinc plated finish and is silver in color. The washer fits 1/2" bolt sizes and has a thickness of 0.121" with an inside diameter of 0.546".

40340HG

Flat cut washer used to improve stress distribution and span large clearance holes. It is made of steel with a zinc plated finish and is silver in color. The washer fits 1/2" bolt sizes and has a thickness of 0.121" with an inside diameter of 0.546".
A flat cut washer for use around a bolt or screw between the fastener and the attached part. It is made of steel with a zinc plated finish. The washer has a thickness of 0.080 in, an outside diameter of 0.827 in, and an inside diameter of 0.419 in.

40335HG

A flat cut washer for use around a bolt or screw between the fastener and the attached part. It is made of steel with a zinc plated finish. The washer has a thickness of 0.080 in, an outside diameter of 0.827 in, and an inside diameter of 0.419 in.

Frequently Asked Questions

What material is the Minerallac 70325 washer made from?

The Minerallac 70325 washer is made from Type 18-8 stainless steel.

How many washers are included in a jar of Minerallac 70325?

Each jar of Minerallac 70325 contains 100 units.

What are the benefits of 18-8 stainless steel for this washer?

Type 18-8 stainless steel offers increased resistance to chlorides and sulfides compared to standard carbon steel, making it suitable for corrosive environments.

What is the primary function of this flat cut washer?

This washer is designed to distribute load uniformly across a bearing surface, preventing damage to mating components.

Is this washer suitable for marine or outdoor applications?

Yes, Type 18-8 stainless steel provides increased resistance to chlorides and sulfides, making it suitable for corrosive environments.

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.