- Condition: Factory New
- MFR: RPI Ships from Manufacturer
- MPN: RPH190
- Phone: (800) 221-9723
Buying RPI RPH190 1/2” External Tooth Washer from MFI Medical
Product details
- Manufacturer part number
- RPH190
- MFI SKU
- RPI-RPH190
Supplier, condition & warranty
- Supplier
- MFI Medical Equipment, Inc.
- Brand
- RPI
- Condition
- Factory New
MFI Medical is an authorized distributor for all new RPI items we sell. Any included warranty on a new item is provided directly by the manufacturer. MFI Medical is available to assist with manufacturer warranty claims.
Healthcare purchasing support: MFI Medical provides formal quotations, accepts purchase orders, and offers payment terms to approved customers. W-9 and vendor onboarding information and purchase order and payment instructions are available online.
Purchasing and warranty assistance: MFI Medical: (800) 633-1558. Contact MFI Medical · Warranty policy. Manufacturer product support: (800) 221-9723.
Price & shipping
| MPN | Condition & warranty | Item price (USD) |
|---|---|---|
| RPH190MFI SKU: RPI-RPH190 | Factory New | $16.23 $5.99 shipping* |
*Standard shipping to the contiguous U.S. is US$5.99 per eligible order below US$35, not per item, and free on eligible orders of US$35 or more. Combine eligible items to qualify. Other destinations and upgraded services cost extra. Shipping policy
Frequently asked questions
Is the stainless steel rust-resistant?
Yes, the stainless steel construction provides excellent corrosion resistance. This ensures long-lasting durability and reliability, even when used in demanding shop environments where moisture or chemical exposure is common.
Do these washers effectively prevent loosening?
Absolutely. The external teeth design is specifically engineered to bite into mating surfaces. This provides a strong, reliable tensioning grip that helps prevent bolts and screws from vibrating loose over time.
How many washers are included per pack?
Each order contains 25 individual washers. This bulk quantity is ideal for stocking up your workshop, ensuring you have enough hardware on hand for multiple assembly or maintenance projects.
Are these compatible with standard 1/2-inch hardware?
Yes, they are precisely sized at 1/2 inch to ensure a secure fit with standard 1/2-inch diameter bolts and screws, making them a dependable choice for your hardware applications.
Is there a kit containing these washers?
Yes, for more comprehensive maintenance needs, this component is also available as part of the Lockwasher Kit (RPI Part #RPK413), which includes a broader selection of hardware.
Can these be used for equipment repair?
They are perfectly suited for general shop maintenance and equipment repair. Their robust build is designed to handle the typical demands of professional workspaces and hardware assembly tasks.
Are these considered factory-grade components?
Yes, these are Factory New parts supplied by RPI, built to meet high standards for quality and performance required in professional repair and equipment assembly.
Do these work with most 1/2-inch fasteners?
They are ideal for use with 1/2-inch bolts and screws where locking action is required. They are designed to sit perfectly between the fastener head and the mating surface for maximum security.
Is this a standard shop supply item?
Yes, this is part of the RPI General Shop Aids line. These washers are essential components for technicians and hobbyists who frequently perform assembly, maintenance, or fastening tasks.
Is the size standardized for easy replacement?
Yes, the 1/2-inch nominal diameter is a standard specification. This makes these washers an excellent and reliable replacement part for existing hardware setups that require a consistent, secure locking profile.