| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-590-9885 (015909885) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1578V5T8L | national aerospace standards com | screw close tolerance | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | Nominal Thread Diameter | 0.312 INCHES |
| AASK | Head Style | PAN NO. 2 |
| AASB | Fastener Length | 0.986 INCHES MINIMUM AND 1.016 INCHES MAXIMUM |
| AAUR | Grip Diameter | 0.311 NOMINAL MILS AND 0.312 NOMINAL CENTIMETERS |
| MATT | Material | TITANIUM ALLOY UNS R56400 OVERALL |
| AASA | Thread Length | 0.501 INCHES NOMINAL |
| AASL | Head Diameter | 0.597 INCHES MINIMUM AND 0.612 INCHES MAXIMUM |
| AAJF | Thread Direction | RIGHT-HAND |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| THSD | Thread Series Designator | UNJF |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| AAUM | Locking Feature | PATCH LOCKING FEATURE |
| MRC | Decoded Requirement | Clear Text Reply |
| ANEE | Grip Length | 0.490 NOMINAL MILS AND 0.510 NOMINAL CENTIMETERS |
| CMLP | Thread Quantity Per Inch | 24 |
| AASU | Head Height | 0.176 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| Relevant Components for NSN - 5305-01-590-9885, 5305015909885 | ||||
| 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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