| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-623-3917 (016233917) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1992-5T | national aerospace standards com | screw close tolerance | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | Nominal Thread Diameter | 0.1640 INCHES |
| ANEE | Grip Length | 0.312 INCHES NOMINAL |
| AASK | Head Style | FLAT COUNTERSUNK |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| MRC | Decoded Requirement | Clear Text Reply |
| AASB | Fastener Length | 0.650 INCHES NOMINAL |
| AASL | Head Diameter | 0.2534 INCHES MINIMUM AND 0.2612 INCHES MAXIMUM |
| AASA | Thread Length | 0.338 INCHES NOMINAL |
| MATT | Material | STEEL OVERALL |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| THSD | Thread Series Designator | UNJC |
| AAJF | Thread Direction | RIGHT-HAND |
| AAUR | Grip Diameter | 0.1621 INCHES MINIMUM AND 0.1625 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 32 |
| AAJD | Thread Class | 3A |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Relevant Components for NSN - 5305-01-623-3917, 5305016233917 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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