AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Self Locking Extended Washer |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-655-9937 (006559937) |
| NCB Code | USA (00) |
| Manufacturer | Eca Etablissement Central Des, Dla Land And Maritime |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 5310006559937 | eca etablissement central des | nut self locking extended washer | RFQ |
| CS-2300-0001 | dla land and maritime | nut self locking extended washer | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| AAVX | WASHER OUTSIDE DIAMETER | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.615 INCHES MINIMUM NUT AND 0.635 INCHES MAXIMUM NUT |
| ABKW | OVERALL HEIGHT | 0.680 INCHES MINIMUM AND 0.700 INCHES MAXIMUM |
| ACTA | NUT STYLE | HEXAGON |
| ADEM | WASHER THICKNESS | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| ADFK | NUT COUNTERBORE DEPTH | 0.010 INCHES MINIMUM NUT AND 0.030 INCHES MAXIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.625 INCHES |
| FEAT | SPECIAL FEATURES | 125 MICROINCHES RMS ALL OVER EXCEPT 32 MICROINCHES RMS ON WASHER FACE |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-655-9937, 5310006559937 | ||||
| 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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