| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-891-1730 (008911730) |
| NCB Code | USA (00) |
| Manufacturer | Hi Shear Corporation, Lisi Aerospace Canada Corp, Sps Technologies Inc, Alcoa Fastening Systems Ltd, Satair Usa Inc, Huck International Inc, Alcoa Global Fasteners Inc, Boeing Company The |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HT308-4-11 | hi shear corporation | screw close tolerance | RFQ |
| HT308-4-11 | lisi aerospace canada corp | screw close tolerance | RFQ |
| 66117H4-11 | sps technologies inc | screw close tolerance | RFQ |
| HT308-4-11 | alcoa fastening systems ltd | screw close tolerance | RFQ |
| ST3M547-4-11 | sps technologies inc | screw close tolerance | RFQ |
| HT308-4-11 | satair usa inc | screw close tolerance | RFQ |
| 66904H4-11 | sps technologies inc | screw close tolerance | RFQ |
| HT8115-4-11Y | alcoa fastening systems ltd | screw close tolerance | RFQ |
| HS2623-4Z-11Y | huck international inc | screw close tolerance | RFQ |
| HT8115-4-11Y | alcoa global fasteners inc | screw close tolerance | RFQ |
| ST3M547-4-11 | boeing company the | screw close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL COMP H11 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MAC PS13145 FSCM 76301 MFR REF ALL TREATMENT RESPONSES OVERALL |
| AASA | THREAD LENGTH | 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.069 INCHES MINIMUM AND 1.116 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| 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 |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-00-891-1730, 5305008911730 | ||||
| 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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