| Item Name | Lock Main Rotor |
| Federal Supply Group (FSG) | Aircraft Components and Accessories |
| Federal Supply Class (FSC) | 1615 Helicopter Rotor Blades Drive Mechanisms and Components |
| National Item Identification Number (NIIN) | 00-991-0309 (009910309) |
| NCB Code | USA (00) |
| Manufacturer | Sikorsky Aircraft Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| S1510-23212-1 | sikorsky aircraft corporation | lock main rotor | 78286 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL MIL-S-6758 COMP 4130,CADMIUM-PLATED QQ-P-416,DIM.,SHAPE 72.0 DEG SPLINED SEGMENT W/THREE MOUNTING HOLES,10.920 IN. FLANGE OD,0.253 IN. NOM FLANGE THK,2.003 IN. NOM O/A HT,8.738 IN. MIN,8.742 IN. MAX BODY OD,7.850 IN. MIN,7.855 IN. MAX |
| Relevant Components for NSN - 1615-00-991-0309, 1615009910309 | ||||
| 1680-00-432-5325 (1680004325325) | 1680-01-204-3539 (1680012043539) | 1680-00-459-2057 (1680004592057) | 1650-01-326-9156 (1650013269156) | |
| 1680-01-488-4015 (1680014884015) | 1680-01-330-0125 (1680013300125) | 1680-01-451-9406 (1680014519406) | 1680-00-753-0532 (1680007530532) | |
| 1660-01-627-0089 (1660016270089) | 1620-00-304-6095 (1620003046095) | 1650-00-912-1351 (1650009121351) | 1680-01-524-1122 (1680015241122) | |
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