AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-383-6058 (013836058) |
| NCB Code | USA (01) |
| Manufacturer | Heartland Precision Fasteners In, C And L Aerospace Pty Ltd, National Aerospace Standards Com, Leonardo Spa Aerostructure Division |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS7503U5 | heartland precision fasteners in | screw close tolerance | RFQ |
| NAS7503U5 | c and l aerospace pty ltd | screw close tolerance | RFQ |
| NAS7503U5 | national aerospace standards com | screw close tolerance | RFQ |
| NAS7503U5 | leonardo spa aerostructure division | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE III |
| ANEE | GRIP LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS7503 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASB | FASTENER LENGTH | 0.620 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.381 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.323 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| Relevant Components for NSN - 5305-01-383-6058, 5305013836058 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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