RF MACHINING
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Custom machined pump and valve wear components

RF Machining manufactures drawing-based sleeves, collars, washers, spacers, wear rings, bushings, glands, balance parts, hardfaced components and other pump and valve machined parts.

Drawing-based pump shaft sleeve example

Explore drawing-based pump and valve component categories

Custom Pump Shaft Sleeves & Collars

Custom pump shaft sleeves made to drawing for industrial pumps, including mechanical seal sleeves, packing sleeves, spacer sleeves, collars and bearing-related wear sleeves. RF Machining reviews fit, runout, surface finish and treatment requirements from customer drawings or samples.

  • Shaft sleeves
  • 316L / 2205 / 3Cr13
  • Drawing-based
View Custom Pump Shaft Sleeves & Collars

Hard Chrome Plated Pump Sleeves & Collars

Machining support for hard chrome plated pump sleeves, collars and bearing-related wear surfaces where drawings define plating thickness, hardness, grinding, runout and surface finish.

  • Hard chrome plating
  • Sleeves / collars
  • Drawing-based
View Hard Chrome Plated Pump Sleeves & Collars

Stellite 6 / ST6 Hardfaced Pump & Valve Components

Custom pump and valve components requiring Stellite 6 / ST6 weld overlay, cobalt-based alloy hardfacing and finish machining. Overlay alloy and process are confirmed by drawing or RFQ, including base material, overlay area, hardness, machining allowance and inspection requirements.

  • Stellite 6 / ST6
  • Cobalt alloy hardfacing
  • Finish machining
View Stellite 6 / ST6 Hardfaced Pump & Valve Components
Photos are added only when verified for this component scope.

Special Pump OEM Components

Drawing-based machined components for small and medium pump OEMs and special pump manufacturers, including canned motor, sealless, magnetic drive, chemical and LPG pump applications.

  • Pump OEMs
  • Special pump applications
  • Drawing-based
View Special Pump OEM Components

Custom Canned Motor Pump Components

Custom machined sleeves, washers, collars, bushings and bearing-related components for canned motor pump applications, including Ni60 sprayed and ground parts when specified by customer drawings. RF Machining supplies drawing-based parts, not complete canned motor pumps.

  • Canned motor pump parts
  • Sleeves / washers
  • Ni60 coating
View Custom Canned Motor Pump Components
Photos are added only when verified for this component scope.

Custom Machined Components for Sealless and Chemical Pumps

Custom machined components for chemical pumps, magnetic drive pumps and sealless pump applications, including sleeves, bushings, collars, wear rings and other parts made from customer drawings.

  • Sealless pumps
  • Chemical pump parts
  • Drawing-based
View Custom Machined Components for Sealless and Chemical Pumps
Photos are added only when verified for this component scope.

Custom LPG Pump Sleeves and Collars

Custom machined sleeves, collars and wear-surface components for LPG pump applications, made according to customer drawings and technical requirements. RF Machining supplies drawing-based pump components, not complete LPG pumps.

  • LPG pump sleeves
  • Hard chrome review
  • Drawing-based
View Custom LPG Pump Sleeves and Collars

Pump Wear Rings / Casing Rings / Impeller Rings

Drawing-based pump wear rings for casing and impeller positions. In some pump drawings, seal ring is used as a naming variant for this hard part rather than for an O-ring, rubber seal, or mechanical-seal face.

  • Casing / impeller rings
  • Clearance control
  • Stainless / bronze
View Pump Wear Rings / Casing Rings / Impeller Rings

Pump Bushings & Guide Bushings

Drawing-based pump bushings and guide bushings for bearing, guide or throat-bushing requirements. Throat bushing is used only when the customer drawing or pump-seal-chamber context defines that application.

  • Pump bushings
  • Bronze / stainless
  • Drawing-based
View Pump Bushings & Guide Bushings

Seal Glands, Packing Glands & Lantern Rings

Drawing-based seal glands, packing glands, lantern rings / seal cages and mechanical seal gland components for pump applications. These are machined components, not complete mechanical seal assemblies or compression packing sets.

  • Seal / packing area
  • Lantern rings
  • Drawing-based
View Seal Glands, Packing Glands & Lantern Rings

Balance Discs & Balance Rings

Drawing-based balance discs and balance rings for multistage pumps, including boiler feed pumps and other high-pressure pump applications that use axial-thrust balancing parts.

  • Multistage pumps
  • Axial thrust control
  • 3Cr13 / 2205
View Balance Discs & Balance Rings
Photos are added only when verified for this component scope.

Custom Machined Washers, Spacers & Small Turned Parts

Custom washers, spacers, distance rings and small turned parts for pump and valve assemblies, special pump OEMs, MRO repair and aftermarket replacement requirements.

  • Washers / spacers
  • Small turned parts
  • Drawing-based
View Custom Machined Washers, Spacers & Small Turned Parts

Custom Pump & Valve Components

Drawing-based machined components for pump and valve assemblies, including drawing-defined valve machined components, valve stems or trim components when specified, covers, threaded parts, non-standard connectors and replacement components.

  • Valve machined components
  • Repair / replacement
  • Drawing-based
View Custom Pump & Valve Components

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Send drawings or sample information

Send your drawing or sample information together with material, quantity, surface-treatment and inspection requirements. Our team will review the request and reply as soon as possible.

Upload Drawing for Quote

RFQ details to include

  • Drawing or sample information
  • Material requirements
  • Order quantity
  • Surface-treatment requirements
  • Inspection requirements
  • Target delivery timing