30 CFR Subpart J
Electric Motor Assemblies
July 29, 2020
§
7.301
Purpose and effective date
§
7.302
Definitions
§
7.303
Application requirements
§
7.304
Technical requirements
§
7.305
Critical characteristics
§
7.306
Explosion tests
§
7.307
Static pressure test
§
7.308
Lockwasher equivalency test
§
7.309
Approval marking
§
7.310
Post-approval product audit
§
7.311
Approval checklist
Appendix
I to Subpart J of Part 7