Bearing Retainer 30151955 for NOV TDS-11SA Top Drive

The Bearing Retainer OEM Ref. 30151955, supplied by Linhai Evergrow as Evergrow Part #60303910, is a replacement component used in the shot pin mechanism of the NOV TDS-11SA top drive. It is associated with the Shot Pin Assembly OEM Ref. 30151875, where it works together with the radial bearing and other supporting components.

Although the bearing retainer is a relatively small part, maintaining the correct condition of the components within the shot pin mechanism is important for reliable top drive operation and effective maintenance.

Product Information

Product: Retainer, Bearing

OEM Reference: 30151955

Evergrow Part Number: 60303910

Related Assembly: Shot Pin Assembly 30151875

Application: NOV TDS-11SA top drive

Application Area: Gearbox motor assembly

Product Category: TDS-11SA top drive spare parts

The 30151955 bearing retainer is identified alongside Radial Bearing 30151954 and other shot pin components in TDS-11SA spare-parts references.

Role of the Bearing Retainer in the Shot Pin Assembly

The shot pin mechanism contains several components that must work together as a properly fitted mechanical assembly. The bearing retainer provides support and positioning for the associated bearing arrangement, helping maintain the intended relationship between the bearing and surrounding components.

During top drive operation, the shot pin mechanism can experience repeated mechanical movement, vibration, contact loading, and changing operating conditions. Wear in one component may consequently affect the fit or performance of neighboring parts.

For this reason, the Bearing Retainer 30151955 should be inspected together with the radial bearing, shot pin, sleeve, housing, and related components during maintenance.

Related Shot Pin Components

The Bearing Retainer 30151955 is associated with Shot Pin Assembly 30151875. Related components include:

Shot Pin Assembly — OEM Ref. 30151875

Radial Bearing — OEM Ref. 30151954

Shot Pin — OEM Ref. 30173958

Shot Pin Sleeve — OEM Ref. 30151951

Flange Bushing, Shot Pin — OEM Ref. 30151961

Housing, Shot Pin — OEM Ref. 30151953

These components are listed as parts of the TDS-11SA shot pin mechanism.

When Should Bearing Retainer 30151955 Be Replaced?

During a TDS-11SA top drive overhaul, maintenance personnel should check the bearing retainer for visible damage, deformation, excessive wear, corrosion, or abnormal contact marks. The mating bearing and surrounding components should also be inspected.

If the bearing retainer no longer maintains the required fit or shows significant damage, replacing it with a correctly identified replacement part can help restore the shot pin assembly to its intended condition.

For parts identification, customers should provide the OEM reference 30151955 or Evergrow Part #60303910 when requesting a quotation.

Evergrow Replacement Bearing Retainer

Linhai Evergrow supplies replacement spare parts for NOV TDS-11SA top drive systems, including individual components of the shot pin assembly. The Bearing Retainer 30151955 / Evergrow 60303910 is available for customers requiring replacement parts for top drive maintenance, repair, and overhaul.

For inquiries, please contact:

Email: sales@linhaievergrow.com
Tel./WhatsApp: +86 18991929885

All manufacturer numbers, names, and descriptions are used for reference purposes only. Evergrow is not an OEM authorized reseller of the parts.