| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-935-7536 (009357536) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Torkon Fastener Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1191-04T4 | national aerospace standards com | screw cap socket head | RFQ |
| LK1191-04T4 | torkon fastener corp | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| AHYM | Nominal Thread Diameter | 0.112 INCHES |
| CMLP | Thread Quantity Per Inch | 40 |
| SFTT | Surface Treatment | CADMIUM OVERALL AND CHROMATE OVERALL |
| AASB | Fastener Length | 0.250 INCHES NOMINAL |
| AASA | Thread Length | 0.250 INCHES MINIMUM |
| AASL | Head Diameter | 0.178 INCHES MINIMUM AND 1.183 INCHES MAXIMUM |
| MATT | Material | STEEL OVERALL |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| AAJF | Thread Direction | RIGHT-HAND |
| CQFM | Hardness Rating | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| THSD | Thread Series Designator | UNC |
| MRC | Decoded Requirement | Clear Text Reply |
| AASU | Head Height | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| ZZZK | Specification/Standard Data | 80205-NAS1191 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| Relevant Components for NSN - 5305-00-935-7536, 5305009357536 | ||||
| 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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