AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Button Beam |
| Federal Supply Group (FSG) | Aircraft and Airframe Structural Components |
| Federal Supply Class (FSC) | 1560 Airframe Structural Components |
| National Item Identification Number (NIIN) | 01-255-2789 (012552789) |
| NCB Code | USA (01) |
| Manufacturer | Colmar Instrument Corp, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| A51B21817-11 | colmar instrument corp | button beam | RFQ |
| A51B21817-11 | northrop grumman systems corporation | button beam | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,MIL-S-5000; CADMIUM AND CHROMATE,QQ-P-416 TY2 CL1; 1.000 IN. DIA LARGER FLANGE; 0.750 IN. DIA SMALLER FLANGE; 0.250 IN. GROOVE DIA; 0.350 IN. GROOVE LENGTH; 0.980 IN. OVERALL LENGTH; 0.250-28 UNJF-3A THD STUD; 0.450 IN. STUD LENGTH |
| Relevant Components for NSN - 1560-01-255-2789, 1560012552789 | ||||
| 1560-01-554-4660 (1560015544660) | 1560-01-465-6016 (1560014656016) | 1560-00-873-3011 (1560008733011) | 1560-01-445-9850 (1560014459850) | |
| 1560-00-098-0168 (1560000980168) | 1560-00-251-5490 (1560002515490) | 1560-01-621-9290 (1560016219290) | 1560-01-544-3961 (1560015443961) | |
| 1560-00-531-6887 (1560005316887) | 1560-00-146-2205 (1560001462205) | 1560-00-870-4445 (1560008704445) | 1560-01-611-0493 (1560016110493) | |
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