Screw Close Toleran, with the part number NAS1581F4T25 manufactured by National Aerospace Standards, is in stock and available for immediate purchase. Please fill out the provided Instant RFQ form to start the purchasing process for 5305-01-425-8826 under NIIN 014258826 or any other listed NSN part. Once a staff member has received your request, they will reach out to you in 15 minutes or less to provide a competitive and personalized quote for comparison. We ask that you fill out the form in its entirety so that your quote for NAS1581F4T25 will best represent your individual needs.
Fasteners 360 is a leading distributor of NSN parts like 5305-01-425-8826. NSN stands for National Stock Number and is a 13-digit code used by all NATO nations as a standard to identify material items. Additionally, the manufacturer for this item can be found and indexed by CAGE code 80205. CAGE codes are five-character ID numbers used by the U.S. federal government assigned to suppliers. When you purchase through Fasteners 360, we guarantee that the items are of high quality. We operate as an AS9120B, ISO 9001:2015, and FAA AC 0056B accredited and certified enterprise and only offer components from an approved vendor list of top global manufacturers such as National Aerospace Standards.
| MRC | Criteria | Characteristic |
|---|---|---|
| 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-6047 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| MRC | Decoded Requirement | Clear Text Reply |
| ANEE | Grip Length | 1.965 INCHES NOMINAL |
| SFTT | Surface Treatment | CADMIUM OVERALL OR PASSIVATE OVERALL |
| AASL | Head Diameter | 0.3504 INCHES MINIMUM AND 0.3988 INCHES MAXIMUM |
| CQBC | Minimum Tensile Strength | 3200 POUNDS PER SQUARE INCH |
| AASA | Thread Length | 0.403 INCHES NOMINAL |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| ZZZK | Specification/Standard Data | 80205-NAS1581 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJF | Thread Direction | RIGHT-HAND |
| STDC | Surface Treatment Document And Classification | QQ-P-416, TY 2, CL 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| AASB | Fastener Length | 1.950 INCHES MINIMUM AND 1.980 INCHES MAXIMUM |
| THSD | Thread Series Designator | UNJF |
| AAUR | Grip Diameter | 0.248 INCHES NOMINAL |
| CMLP | Thread Quantity Per Inch | 28 |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | Material | STEEL COMP 4130 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
| AAJD | Thread Class | 3A |
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