| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-590-2394 (015902394) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1580V6T28X | national aerospace standards com | screw close tolerance | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT COUNTERSUNK |
| MRC | Decoded Requirement | Clear Text Reply |
| CMLP | Thread Quantity Per Inch | 24 |
| MATT | Material | TITANIUM ALLOY UNS R56400 OVERALL |
| AAJF | Thread Direction | RIGHT-HAND |
| ABQZ | Internal Drive Style | TORQUE-SET RIBBED |
| THSD | Thread Series Designator | UNJF |
| AGAV | End Item Identification | B-1B AIRCRAFT |
| AHYM | Nominal Thread Diameter | 0.375 INCHES |
| AASL | Head Diameter | 0.760 INCHES NOMINAL |
| AASA | Thread Length | 0.594 INCHES NOMINAL |
| ANEE | Grip Length | 1.750 INCHES NOMINAL |
| CRSQ | Countersink Angle | 100.0 DEGREES NOMINAL |
| AASB | Fastener Length | 2.344 INCHES NOMINAL |
| AAUR | Grip Diameter | 0.390 INCHES NOMINAL |
| AAJD | Thread Class | 3A |
| Relevant Components for NSN - 5305-01-590-2394, 5305015902394 | ||||
| 5340-01-621-1479 (5340016211479) | 5365-00-381-4908 (5365003814908) | 5355-01-573-0404 (5355015730404) | 5330-01-580-7284 (5330015807284) | |
| 5305-01-282-1451 (5305012821451) | 5330-01-361-5513 (5330013615513) | 5340-00-611-7621 (5340006117621) | 5320-01-615-4000 (5320016154000) | |
| 5310-01-334-3643 (5310013343643) | 5330-01-327-5730 (5330013275730) | 5325-00-763-5757 (5325007635757) | 5340-01-576-0345 (5340015760345) | |
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