AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Knob |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5355 Knobs and Pointers |
| National Item Identification Number (NIIN) | 01-284-1872 (012841872) |
| NCB Code | USA (01) |
| Manufacturer | Military Standards Corp, National Aerospace Standards Com, Jan Hardware Mfg Co Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS91528 | military standards corp | knob | RFQ |
| MS91528-0E4B | national aerospace standards com | knob | RFQ |
| 51BDMA WD | jan hardware mfg co inc | knob | RFQ |
| MS91528-0E4B | military standards corp | knob | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABFR | SETSCREW HOLE QUANTITY | 2 |
| ABFU | DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE | 0.325 INCHES NOMINAL |
| ABHG | GRIPPING SURFACE CONDITION | GRIP AID |
| ABKV | OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| ABSX | ATTACHMENT METHOD | SETSCREWS |
| ADUM | OVERALL THICKNESS | 0.655 INCHES NOMINAL |
| AJQE | MATERIAL TRANSPARENCY | OPAQUE |
| CBSC | SCREW DRIVE TYPE | HEXAGON SOCKET |
| CMLP | THREAD QUANTITY PER INCH | 40 SCREW HOLE |
| CQJX | NOMINAL THREAD SIZE | 0.112 INCHES SCREW HOLE |
| CTTC | THREAD TOLERANCE CLASS | 3A EXTERNAL SCREW HOLE |
| MATT | MATERIAL | PLASTIC |
| STYL | STYLE DESIGNATOR | ROUND |
| THSD | THREAD SERIES DESIGNATOR | UNC SCREW HOLE |
| Relevant Components for NSN - 5355-01-284-1872, 5355012841872 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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