The parts under NSN 5305-01-434-3547 of Screw Shoulder manufactured by National Aerospace Standards is available in our inventory. An ASAP Semiconductor Website, ASAP Aviation Stock has access to over three billion parts, paired with easy-to-use search engines that enable our customers to browse through our inventory quickly and efficiently. Our focus on quality control has earned us our AS9120B, ISO 9001:2015, and FAA 0056B certification, and we are the only independent distributor with a No China Sourcing pledge. If you are ready to get started, you can send us a Request for Quote for the parts with 5305-01-434-3547 from this webpage, and one of our account managers will give you a quote for parts like NAS1580A4T15Y within fifteen minutes.
| Alternative NSN: 5305-01-434-3547 |
| Item Name:Screw Shoulder |
| FSG: 53 Hardware and Abrasives |
| Federal Supply Class (FSC): 5305 Screws |
| NIIN: 014343547 |
| NCB Code: USA (01) |
| Manufacturers: National Aerospace Standards |
| Part No | Manufacturer | Item Name | QTY | RFQ |
|---|---|---|---|---|
| NAS1580A4T15Y | national aerospace standards | screw shoulder | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT COUNTERSUNK |
| MATT | Material | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | Surface Treatment | CADMIUM OVERALL AND CHROMATE OVERALL |
| THSD | Thread Series Designator | UNJF |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| AATN | Shoulder Diameter | 2.797 INCHES MINIMUM FIRST SHOULDER AND 2.807 INCHES MAXIMUM FIRST SHOULDER |
| AASA | Thread Length | 0.403 INCHES NOMINAL |
| AASL | Head Diameter | 0.464 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASB | Fastener Length | 1.326 INCHES MINIMUM AND 1.356 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| CMLP | Thread Quantity Per Inch | 28 |
| AAJF | Thread Direction | RIGHT-HAND |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| MRC | Decoded Requirement | Clear Text Reply |
| AATX | Shoulder Length | 0.928 INCHES MINIMUM FIRST SHOULDER AND 0.948 INCHES MAXIMUM FIRST SHOULDER |
| MDCL | Material Document And Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | Shoulder Shape | ROUND FIRST SHOULDER |
| STDC | Surface Treatment Document And Classification | QQ-P-416 TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD | Thread Class | 3A |
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