AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-591-4538 (015914538) |
| NCB Code | USA (01) |
| Manufacturer | W S Darley And Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | Material | STEEL CORROSION RESISTING OVERALL |
| AASK | Head Style | HEXAGON |
| CQQR | Thread Pitch In Millimeters | 1 |
| AATB | Width Between Flats | 10.0 MAJOR CENTIMETERS |
| AASB | Fastener Length | 16.0 MILLIMETERS NOMINAL |
| AHYM | Nominal Thread Diameter | 6.0 MILLIMETERS |
| AASA | Thread Length | 15.7 MILLIMETERS NOMINAL |
| CXCY | Part Name Assigned By Controlling Agency | HHCS - M6-1.00 X 16MM, SST |
| AGAV | End Item Identification | FIRE PUMP, P100 |
| THSD | Thread Series Designator | M |
| AAJF | Thread Direction | RIGHT-HAND |
| AASU | Head Height | 4.2 MILLIMETERS MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| CQWR | External Thread Tolerance Class | 6G |
| Relevant Components for NSN - 5305-01-591-4538, 5305015914538 | ||||
| 5365-01-101-3819 (5365011013819) | 5305-01-006-9246 (5305010069246) | 5310-00-639-2818 (5310006392818) | 5310-01-332-9051 (5310013329051) | |
| 5330-01-399-2381 (5330013992381) | 5340-01-496-5144 (5340014965144) | 5342-00-326-6390 (5342003266390) | 5305-01-361-1154 (5305013611154) | |
| 5305-01-516-4729 (5305015164729) | 5330-15-007-8953 (5330150078953) | 5340-01-078-1350 (5340010781350) | 5310-01-471-5429 (5310014715429) | |
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