81580503 81580504 81598940 81715511 81715512 84067449 obsolete/alternative D53RV50CH together with HS103DR D53RV50CH HS103DR PNRU101A SN: 82334898 - OEM 84140000 OCRB 12V DC OARF-10 12VDC PFRBB 12V DC 84873220 88 893 016 - obsolete, alternative 88 827 105 (MUR);time relay;