AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-155-3394 (011553394) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Nimikkeistokeskus Ncb Finland, Metric And Multistandard, Wego Precision Machine Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 9.5 MILLIMETERS NOMINAL |
| AASB | FASTENER LENGTH | 21.50 MILLIMETERS MINIMUM AND 21.75 MILLIMETERS MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 9.78 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM |
| AASU | HEAD HEIGHT | 4.32 MILLIMETERS MINIMUM AND 4.50 MILLIMETERS MAXIMUM |
| AATN | SHOULDER DIAMETER | 5.982 MILLIMETERS MINIMUM FIRST SHOULDER AND 6.000 MILLIMETERS MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 12.00 MILLIMETERS MINIMUM FIRST SHOULDER AND 12.25 MILLIMETERS MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 5.0 MILLIMETERS |
| ASDB | WIDTH ACROSS FLATS | 3.0 MILLIMETERS NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 1100 MEGAPASCALS |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.8 |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 6G |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | M |
| Relevant Components for NSN - 5305-01-155-3394, 5305011553394 | ||||
| 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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