| Item Name | Ring Assembly Electrical Contact |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5977 Electrical Contact Brushes and Electrodes |
| National Item Identification Number (NIIN) | 00-503-7990 (005037990) |
| NCB Code | USA (00) |
| Manufacturer | Raytheon Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGL | WIDTH | 0.156 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 2.310 INCHES NOMINAL |
| ABMZ | DIAMETER | 5.875 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 6.880 INCHES NOMINAL |
| ALGC | MOUNTING CONFIGURATION | FOUR NO6 (0.138.)-32 NC 2 THREADED HOLES 0.750FROM CENTER LINEOF RING ASSAY 0.750IN. C TO C |
| BLKM | CONTACT RING QUANTITY | 6 |
| FEAT | SPECIAL FEATURES | SIX CONDUCTOR ACCESS HOLES MARKED 1,2,3,4,5,AND 6 RESPECTIVELY |
| MARK | SPECIAL MARKINGS | SIX CONDUCTOR ACCESS HOLES MARKED 1,2,3,MARKGSLIP RINGS AND WIRE LEADS NUMBERED 1 TO 7 |
| SFTT | SURFACE TREATMENT | SILVER RING |
| ZZZV | FSC APPLICATION DATA | RADAR SET,GROUND |
| Relevant Components for NSN - 5977-00-503-7990, 5977005037990 | ||||
| 5975-01-629-6429 (5975016296429) | 5998-01-305-2341 (5998013052341) | 5930-01-584-0809 (5930015840809) | 5962-01-210-3065 (5962012103065) | |
| 5905-00-175-4284 (5905001754284) | 5950-01-458-0903 (5950014580903) | 5920-01-490-0904 (5920014900904) | 5998-01-475-9891 (5998014759891) | |
| 5995-01-575-7529 (5995015757529) | 5962-01-310-7304 (5962013107304) | 5935-01-240-1468 (5935012401468) | 5995-01-374-0247 (5995013740247) | |
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