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) | 00-420-8055 (004208055) |
| NCB Code | USA (00) |
| Manufacturer | Lerco, Jan Hardware Mfg Co Inc, Military Standards Corp, Strux Corp, Electronic Hardware Corp, National Aerospace Standards Com, Dar Electronics Inc, Raytheon Company |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 512-3WA-4M-4 | lerco | knob | RFQ |
| D121CDMA BL | jan hardware mfg co inc | knob | RFQ |
| MS91528-3F4B4 | military standards corp | knob | RFQ |
| KMS12F2DL4 | strux corp | knob | RFQ |
| 3F4B4 | electronic hardware corp | knob | RFQ |
| MS91528-3F4B4 | national aerospace standards com | knob | RFQ |
| KMS12F2DL4 | dar electronics inc | knob | RFQ |
| 125-3-2DC-4 | raytheon company | knob | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM |
| ABFR | SETSCREW HOLE QUANTITY | 2 |
| ABFU | DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE | 0.427 INCHES MAXIMUM |
| ABFY | OVERALL DEPTH | 0.605 INCHES MINIMUM |
| ABHG | GRIPPING SURFACE CONDITION | GRIP AID |
| ABHH | SHAFT ACCOMMODATION STYLE | FLATTED ONE SIDE |
| ABKV | OUTSIDE DIAMETER | 1.240 INCHES MINIMUM AND 1.280 INCHES MAXIMUM |
| ABSL | SKIRT STYLE | FLARED |
| ABSP | REFERENCE MARKING | ARROW |
| ABSX | ATTACHMENT METHOD | SETSCREWS |
| ADJT | INSIDE WIDTH | 0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM |
| ADUM | OVERALL THICKNESS | 1.325 INCHES MINIMUM AND 1.425 INCHES MAXIMUM |
| AJQE | MATERIAL TRANSPARENCY | OPAQUE |
| CBSC | SCREW DRIVE TYPE | HEXAGON SOCKET |
| CMLP | THREAD QUANTITY PER INCH | 32 SCREW HOLE |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES SCREW HOLE |
| CRPJ | SKIRT OUTSIDE DIAMETER | 1.837 INCHES MAXIMUM |
| CRWX | SKIRT DESIGN | NONDETACHABLE |
| FEAT | SPECIAL FEATURES | SHAFT ACCOMMODATION HOLE COUNTERBORED,0.750 IN. MIN DIA,0.250 IN. MIN DEPTH,TACTILE FROM-GAIN,1.136 IN. MIN DIA,1.176 IN. MAX DIA,0.665 IN. MIN THICKNESS,0.715 IN. MAX THICKNESS |
| STYL | STYLE DESIGNATOR | ROUND |
| THSD | THREAD SERIES DESIGNATOR | UNC SCREW HOLE |
| Relevant Components for NSN - 5355-00-420-8055, 5355004208055 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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