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) | 00-824-8578 (008248578) |
| NCB Code | USA (00) |
| Manufacturer | Lawrence Engineering And Supply Inc, Lisi Aerospace Canada Corp, F And C Sales Inc, Sps Technologies Inc, Alcoa Fastening Systems Ltd, Eriks Southwest Inc, National Aerospace Standards Com, Nor Cal Supply Coinc, Hi Shear Corporation, Satair Usa Inc, Durham Aircraft Service Inc, Collins Engineering Corp, Apcom Inc, Air Industries Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1204-12 | lawrence engineering and supply inc | screw close tolerance | RFQ |
| NAS1204-12 | lisi aerospace canada corp | screw close tolerance | RFQ |
| NAS1204-12 | f and c sales inc | screw close tolerance | RFQ |
| NAS1204-12 | sps technologies inc | screw close tolerance | RFQ |
| NAS1204-12 | alcoa fastening systems ltd | screw close tolerance | RFQ |
| NAS1204-12 | eriks southwest inc | screw close tolerance | RFQ |
| NAS1204-12 | national aerospace standards com | screw close tolerance | RFQ |
| NAS1204-12 | nor cal supply coinc | screw close tolerance | RFQ |
| NAS1204-12 | hi shear corporation | screw close tolerance | RFQ |
| NAS1204-12 | satair usa inc | screw close tolerance | RFQ |
| NAS1204-12 | durham aircraft service inc | screw close tolerance | RFQ |
| NAS1204-12 | collins engineering corp | screw close tolerance | RFQ |
| NAS1205-12 | apcom inc | screw close tolerance | RFQ |
| NAS1204-12 | air industries corp | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| 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 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-4I6 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.291 INCHES MINIMUM AND 0.341 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1204 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-00-824-8578, 5305008248578 | ||||
| 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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