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) | 01-173-3602 (011733602) |
| NCB Code | USA (01) |
| Manufacturer | Houston Precision Fastener L L C, Valley Todeco Inc, Hi Shear Corporation, West Coast Aerospace Inc, Camcar Llc, Fastener Innovation Technology Inc, Reid Products Inc, Saturn Fasteners Inc, Twist Tite Mfg Inc, Huck International Inc, Alcoa Global Fasteners Inc, Lisi Aerospace Canada Corp, Boeing Company The, Sps Technologies Inc, Heartland Precision Fasteners In |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M557-3-6 | houston precision fastener l l c | screw close tolerance | RFQ |
| ST3M557-3-6 | valley todeco inc | screw close tolerance | RFQ |
| HT4027-3-6 | hi shear corporation | screw close tolerance | RFQ |
| ST3M557-3-6 | west coast aerospace inc | screw close tolerance | RFQ |
| ST3M557-3-6 | camcar llc | screw close tolerance | RFQ |
| ST3M557-3-6 | fastener innovation technology inc | screw close tolerance | RFQ |
| 11923-3-6 | reid products inc | screw close tolerance | RFQ |
| ST3M557-3-6 | saturn fasteners inc | screw close tolerance | RFQ |
| ST3M557-3-6 | twist tite mfg inc | screw close tolerance | RFQ |
| HT4027-3-6 | huck international inc | screw close tolerance | RFQ |
| ST3M557-3-6 | alcoa global fasteners inc | screw close tolerance | RFQ |
| WC4027-3-6 | west coast aerospace inc | screw close tolerance | RFQ |
| HT4027-3-6 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4027-3-6 | lisi aerospace canada corp | screw close tolerance | RFQ |
| ST3M557-3-6 | boeing company the | screw close tolerance | RFQ |
| ST3M557-3-6 | sps technologies inc | screw close tolerance | RFQ |
| ST3M557-3-6 | heartland precision fasteners in | screw close tolerance | RFQ |
| HT4027-3-6 | sps technologies inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.765 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
| AASK | HEAD STYLE | OVAL COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.2966 INCHES MINIMUM AND 0.3016 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ANEE | GRIP LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 23-118 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-173-3602, 5305011733602 | ||||
| 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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