AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Shield Electron Tube |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5960 Electron Tubes and Associated Hardware |
| National Item Identification Number (NIIN) | 00-420-0418 (004200418) |
| NCB Code | USA (00) |
| Manufacturer | Technical Services Laboratory Inc, Mushield Company Inc, Aiken Advanced Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B SINGLE MOUNTING FACILITY |
| ABHP | OVERALL LENGTH | 7.500 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.645 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.085 INCHES NOMINAL |
| AEJN | DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 1.120 INCHES NOMINAL SINGLE MOUNTING FACILITY FIRST CENTER GROUP |
| AEJN | DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 3.400 INCHES NOMINAL SINGLE MOUNTING FACILITY SECOND CENTER GROUP |
| AGTM | ACCOMMODATED ITEM SECURING DEVICE TYPE | FRICTION FASTENER |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE SINGLE MOUNTING FACILITY |
| CMLP | THREAD QUANTITY PER INCH | 32 SINGLE MOUNTING FACILITY |
| CQJX | NOMINAL THREAD SIZE | 0.138 INCHES SINGLE MOUNTING FACILITY |
| MATT | MATERIAL | IRON AND NICKEL ALLOY |
| SFTT | SURFACE TREATMENT | CHROMATE ZINC AND ENAMEL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-8585 MIL SPEC 1ST TREATMENT RESPONSE AND FED-STD-595 FED SPEC 2ND TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | IRREGULAR |
| THSD | THREAD SERIES DESIGNATOR | UNC SINGLE MOUNTING FACILITY |
| Relevant Components for NSN - 5960-00-420-0418, 5960004200418 | ||||
| 5998-01-628-9128 (5998016289128) | 5950-00-556-2628 (5950005562628) | 5910-00-502-7030 (5910005027030) | 5930-01-200-1187 (5930012001187) | |
| 5930-00-436-0040 (5930004360040) | 5998-01-022-6777 (5998010226777) | 5999-01-229-2868 (5999012292868) | 5930-00-451-8223 (5930004518223) | |
| 5980-01-237-3545 (5980012373545) | 5955-00-463-6952 (5955004636952) | 5975-01-438-5116 (5975014385116) | 5998-01-391-1476 (5998013911476) | |
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