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) | 00-817-5973 (008175973) |
| NCB Code | USA (00) |
| Manufacturer | Alcoa Fastening Systems Ltd, Lisi Aerospace Canada Corp, Lawrence Engineering And Supply Inc, Nor Cal Supply Coinc, Apcom Inc, Collins Engineering Corp, Durham Aircraft Service Inc, Mhd Rockland Inc, Hi Shear Corporation, Lfc Industries Inc, Air Industries Corp, F And C Sales Inc, Eriks Southwest Inc, National Aerospace Standards Com, Sps Technologies Inc, Leonardo Spa Aerostructure Division |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1202-4 | alcoa fastening systems ltd | screw close tolerance | RFQ |
| NAS1202-4 | lisi aerospace canada corp | screw close tolerance | RFQ |
| NAS1202-4 | lawrence engineering and supply inc | screw close tolerance | RFQ |
| NAS1202-4 | nor cal supply coinc | screw close tolerance | RFQ |
| NAS1202-4 | apcom inc | screw close tolerance | RFQ |
| NAS1202-4 | collins engineering corp | screw close tolerance | RFQ |
| NAS1202-4 | durham aircraft service inc | screw close tolerance | RFQ |
| NAS1202-4 | mhd rockland inc | screw close tolerance | RFQ |
| NAS1202-4 | hi shear corporation | screw close tolerance | RFQ |
| NAS1202-4 | lfc industries inc | screw close tolerance | RFQ |
| NAS1202-4 | air industries corp | screw close tolerance | RFQ |
| NAS1202-4 | f and c sales inc | screw close tolerance | RFQ |
| NAS1202-4 | eriks southwest inc | screw close tolerance | RFQ |
| NAS1202-4 | national aerospace standards com | screw close tolerance | RFQ |
| NAS1202-4 | sps technologies inc | screw close tolerance | RFQ |
| NAS1202-4 | leonardo spa aerostructure division | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASB | FASTENER LENGTH | 0.511 INCHES MINIMUM AND 0.541 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.280 INCHES MINIMUM AND 0.337 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| ANEE | GRIP LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJC |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1202 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-00-817-5973, 5305008175973 | ||||
| 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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