Last updated: 12/10/2018

Ballscrew - Spacer - Installation


AD0250

Applies to machines built from: September, 2015

32 mm Ballscrew - Standard Anchor - Bearing - Identification

This document tells you when to install a spacer when you replace a ballscrew.
When you install a new 32 mm ballscrew into bearing P/N 51-0213A you must install a spacer. Refer to these images to identify the installed bearing.

  • P/N 30-0154 has a black oxide finish.
  • Do not install a spacer when you install a 32 mm ballscrew into bearing P/N 30‑0154.
  • P/N 51-0213A has a machined steel finish on the bearing. The flange is black. The spacer is included.
  • Install the included spacer when you install a 32 mm ballscrew into bearing P/N 51-0213A.

32 mm Ballscrew - Reverse Anchor - Bearing - Identification

When you install a new 32 mm ballscrew into bearing P/N 51-0213A you must install a spacer. Refer to these images to identify the installed bearing.

  • P/N 30-0154 has a black oxide finish.
  • Do not install a spacer when you install a 32 mm ballscrew into bearing pack P/N 30‑0154.
  • P/N 51-0213A has a machined steel finish on the bearing. The flange is black. The spacer is included.
  • Install the included spacer when you install a 32 mm ballscrew into bearing P/N 51‑0213A.

40/50 mm Ballscrew - Standard Anchor - Bearing - Identification

When you install a new 40/50 mm ballscrew into bearing pack P/N 30-1222 you must install a spacer. Refer to these images to identify the installed bearing.

  • P/N 30-1222 has a black oxide finish.
  • Install spacer P/N 51-0241 when you install a new 40/50 mm ballscrew into bearing pack P/N 30‑1222.
  • Install spacer P/N 20-9213 in the same position on the motor end.
  • Install only (1) of the spacers P/N 20-0309 on the support end.
  • P/N 51-0232 has a machined steel finish.
  • Install spacer P/N 20-0309 in the same position on the motor end.
  • Do not install the spacer P/N 51-0241 when you install a new 40/50 mm ballscrew into bearing P/N 51-0232.
  • The support end has only (1) spacer P/N 20-0309.

40/50 mm Ballscrew - Reverse Anchor - Bearing - Identification

When you install a new 40/50 mm ballscrew into bearing P/N 51-0232 you must install a spacer. Refer to these images to identify the installed bearing.

  • P/N 30-5811 has a black oxide finish.
  • Install spacer P/N 20-9213 in the same position on the support end.

Note: You do not have to remove the bearing to install the ballscrew.

  • P/N 51-0232 has a machined steel finish.
  • Install spacer P/N 20-0309 in the same position on the support end.
  • Install spacer P/N 51-0243 in the same position when you install a new 40/50 mm ballscrew into bearing P/N 51‑0232.

50 mm Large Ballscrew - Standard Anchor - Bearing - Identification

When you install a new 50 mm large ballscrew into bearing P/N 51-10067 you must install a spacer. Refer to these images to identify the installed bearing.

  • The bearing assembly has P/N 20-10102 that has a black oxide finish and (2) P/N 51-10067 bearings.
  • Install only (1) of the spacers P/N 20-0309 on the support end.
  • Install spacer P/N 51-0242 when you install a new 50 mm large ballscrew into a bearing assembly that has P/N 20-10102 and (2) P/N 51‑10067 bearings.
  • P/N 51-0237 has a machined steel finish.
  • The support end has only (1) spacer P/N 20-0309.
  • Do not install spacer P/N 51-0242 when you install a new 50 mm large ballscrew into bearing P/N 51‑0237.