Reference profile
- Designation
- API 619
- Title
- Rotary-Type Positive-Displacement Compressors
- Issuing body
- API
- Current edition
- [verify]
- Status
- Library record: reviewed; official standard status [verify].
- Category
- Rotating Equipment
1
Overview
Requirements for rotary-type positive-displacement (dry and flooded screw) compressors in process service.
2
Scope & Applicability
Covers
- Screw compressor design
- Rotors & timing
- Seals
- Testing
Does NOT cover (exclusions)
- Exclusions are not documented in this library record. Confirm the official publication, neighbouring codes, the adopted edition, and jurisdictional boundaries before application.
3
Key Requirements
Lifecycle requirements
- Screw compressor specification
- Process gas compression
4
Technical Details
Requirements for rotary-type positive-displacement (dry and flooded screw) compressors in process service.
Components: Screw rotor, Casing, Timing gear, Seal.
Where to find it in the codeRefer to the official table of contents and the sections cited by the project specification; section numbering can vary by edition.
5
Engineering Notes
- Screw compressors suit moderate pressure ratios and variable process gas conditions.
6
Related Standards
7
Source, Edition & Status
- Publisher
- API
- Edition Year
- N/A
- Industries
- Petrochemical, Refinery, Oil & Gas
- Content Status
- reviewed
- Last Reviewed
- 2026-07-01
- Last Updated
- 2026-07-01
- Verified By
- Engineering Reviewer
- Official Link
- N/A
This paraphrased summary is a discovery aid. Do not reproduce or substitute it for the copyrighted official publication or jurisdictional requirements.