| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-891-1721 (008911721) |
| NCB Code | USA (00) |
| Manufacturer | Associated Aircraft Manufacturing, Alcoa Fastening Systems Ltd, Satair Usa Inc, Alcoa Global Fasteners Inc, Huck International Inc, Lisi Aerospace Canada Corp, Hi Shear Corporation, Boeing Company The, Derco Aerospace Inc, Sps Technologies Inc, Kitco Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3M263-3-8 | associated aircraft manufacturing | screw close tolerance | RFQ |
| HT195-3-8 | alcoa fastening systems ltd | screw close tolerance | RFQ |
| HT8115-3-8 | alcoa fastening systems ltd | screw close tolerance | RFQ |
| HT195-3-8 | satair usa inc | screw close tolerance | RFQ |
| HT8115-3-8 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HS2623-3Z8 | huck international inc | screw close tolerance | RFQ |
| HT195-3-8 | lisi aerospace canada corp | screw close tolerance | RFQ |
| HT195-3-8 | hi shear corporation | screw close tolerance | RFQ |
| 3M263-3-8 | boeing company the | screw close tolerance | RFQ |
| 3M263-3-8 | derco aerospace inc | screw close tolerance | RFQ |
| 66117H3-8 | sps technologies inc | screw close tolerance | RFQ |
| 3M263-3-8 | sps technologies inc | screw close tolerance | RFQ |
| 3M263-3-8 | kitco inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.815 INCHES MINIMUM AND 0.862 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.376 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP H11 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| ANEE | GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MAC PS13145 FSCM 76301 MFR REF ALL TREATMENT RESPONSES OVERALL |
| Relevant Components for NSN - 5305-00-891-1721, 5305008911721 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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