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RECORD LOCATED / 2026.04.15

Bearing Hole Dimensioning

A conversation-specific public summary of bearing hole dimensioning, distilled from the supplied export. The detailed excerpts remain available in the released note file.

CHAT-0078REV EXPORT-03
AI narration using Robert's voice. Bearing Hole Dimensioning / short introduction.
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A CLOSER LOOK

A tolerance callout describes a range

A tolerance callout describes a range. Arithmetic interpretation of the retained callout, not an approved bearing fit.OPEN FULL SIZE ↗
Arithmetic interpretation of the retained callout, not an approved bearing fit.Explanatory drawing based on this record
Callout
Ø0.6245 ±0.0005 in
Range
0.6240–0.6250 in
Not established
Suitability for the actual bearing
CLASSIFICATIONSYS
STATUSRECOVERED / SPECIFIC NOTE
MATERIALCHAT EXPORT / BUILD & TOOLS
DISPOSITIONPUBLIC CONVERSATION EXCERPTS / REDACTED
VIEW FILE ↗

TECHNICAL NOTES///

Conversation-specific knowledge extracted from the bearing hole dimensioning discussion.

EXTRACTED KNOWLEDGE / HOW-TOFROM CONVERSATION

QUESTION / CONTEXTi have a Oil-Embedded 841 Bronze Sleeve Bearing with an od of .627 that need put in a stainless steel block, how should i dimension the hole in the stainless steel block

RETAINED REPLY

  1. *Ø0.6245 ±0.0005 in
  2. Best drawing callout: Ø0.6245 ±0.0005
  3. Acceptable housing range: 0.6240–0.6250
  4. Resulting interference: about 0.001–0.003 in with the bearing OD tolerance shown as +.000 / -.001. [embedded media omitted]
  5. Put a small lead-in chamfer on the hole so you do not shave the bearing during install.
  6. Press it in, do not hammer it.
  7. Because it is stainless, I would stay near the middle of that tolerance, not the tight extreme, unless the bearing maker gives a more specific fit for your wall thickness and load.
  8. *Ø0.625 ±0.001

Extracted from the conversation’s assistant responses and edited for public clarity. See the released note for additional redacted excerpts.

DEVELOPMENT HISTORY///

2026.04.15EXPORT-04

Matched to the supplied export; key guidance is surfaced separately and the raw transcript remains unpublished.

SPECIFICATION///

SourceSupplied ChatGPT export
CategoryBuild & Tools
Conversation3 user turns / 4 assistant turns
Attachments6 references detected
Public detailExtracted knowledge + excerpts

RELEASED MATERIAL///

CHAT-0078-public-note.txtPUBLIC-SAFE CONVERSATION NOTE / UNIQUE FILE
WHERE THIS STANDS

RECOVERED / SPECIFIC NOTE

The record keeps what is known at this revision. Unfinished tests stay unfinished here.
RECORD CHAT-0078DISPOSITION / PUBLIC CONVERSATION EXCERPTS / REDACTEDBUILD 0.4.17