AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Extended Washer Hexagon |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-486-9658 (004869658) |
| NCB Code | USA (00) |
| Manufacturer | Sikorsky Aircraft Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 65652-11250-102 | sikorsky aircraft corporation | nut plain extended washer hexagon | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAVX | WASHER OUTSIDE DIAMETER | 1.250 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.375 INCHES NOMINAL |
| ACTA | NUT STYLE | HEXAGON |
| ADEM | WASHER THICKNESS | 0.170 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES |
| CRSQ | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,TANDEM SERVO MAIN ROTOR |
| FEAT | SPECIAL FEATURES | HEX HAS 6 SLOTS 0.125 IN. W HEAT TREAT TO REDUCE SUSCEPTIBILITY TO STRESSCORROSION |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PASSIVATED SS8435,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-486-9658, 5310004869658 | ||||
| 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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