Do not assume interchangeability. Each equipment type and connection size needs its own mating geometry, drawing and sample approval.
Use separate part numbers and labels to prevent mixing components with similar appearance.
2. What information is needed for a sucker-rod protector?
a. Rod or coupling designation and size.
b. Thread drawing and revision.
c. Rod-pin or coupling-end orientation.
d. Required engagement and thread coverage.
e. End and shoulder clearances.
f. Installation and removal method.
g. Sample and inspection acceptance criteria.
3. How should tubing and casing configurations be specified?
1. State pipe type and nominal size.
2. Include the complete connection designation.
3. Identify the protected pin or box end.
4. Provide the mating drawing or sample.
5. State the required specification and revision if conformity is requested.
4. What belongs in the purchase schedule?
1. Separate equipment type, size and connection order lines.
2. Approved PP grade and colour.
3. Drawing and sample references for each configuration.
4. Quantities and clear part-number labels.
5. Storage exposure and handling acceptance requirements.

Other oilfield accessories require their own model and dimensional information.

Send connection drawings or original samples for a tubing, casing or sucker-rod protector quotation.