| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-241-0755 (012410755) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Huck International Inc, Deutsch Co The, Hi Shear Corporation, West Coast Aerospace Inc, Fastener Innovation Technology Inc, Reid Products Inc, Sps Technologies Inc, Boeing Company The, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HT4057-6-8 | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4057-6-8A | huck international inc | screw close tolerance | RFQ |
| CHT4057-6-8 | deutsch co the | screw close tolerance | RFQ |
| HT4057-6L8A | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4057-6-8A | hi shear corporation | screw close tolerance | RFQ |
| WC4057-6-8 | west coast aerospace inc | screw close tolerance | RFQ |
| ST3M733-6L8 | fastener innovation technology inc | screw close tolerance | RFQ |
| HT4057-6-8 | hi shear corporation | screw close tolerance | RFQ |
| 11931-6L8 | reid products inc | screw close tolerance | RFQ |
| HT4057-6L8A | sps technologies inc | screw close tolerance | RFQ |
| HT4057-6-8A | alcoa global fasteners inc | screw close tolerance | RFQ |
| HT4057-6-8A | sps technologies inc | screw close tolerance | RFQ |
| WC5057-6-8 | west coast aerospace inc | screw close tolerance | RFQ |
| ST3M733-6L8 | boeing company the | screw close tolerance | RFQ |
| HT4057-6-8A | lisi aerospace canada corp | screw close tolerance | RFQ |
| HT4057-6-8 | huck international inc | screw close tolerance | RFQ |
| HT4057-6-78 | sps technologies inc | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.126 INCHES MINIMUM AND 1.156 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.692 INCHES MINIMUM AND 0.763 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ANEE | GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | WITH CETYL ALCOHOL PER MIL-L-87132 TYPE 1 GR B |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TYPE 2 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-241-0755, 5305012410755 | ||||
| 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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