AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-323-4471 (013234471) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS8403-18 | national aerospace standards com | screw machine | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.998 INCHES MINIMUM AND 1.120 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.060 INCHES MINIMUM AND 1.120 INCHES MAXIMUM |
| AASK | HEAD STYLE | ROUND EXTENDED WASHER |
| AASL | HEAD DIAMETER | 0.343 INCHES MINIMUM AND 0.363 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.085 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.413 INCHES MINIMUM AND 0.443 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CYAU | SCREW MATERIAL | IRON ALLOY 660 |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS8403 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-01-323-4471, 5305013234471 | ||||
| 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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