We appreciate your interest in National Aerospace Standards Com part number NAS1581F4T25, which is currently ready for procurement here on Prompt Aerospace. For your reference, part number NAS1581F4T25 is listed with the NSN 5305-01-425-8826 and description “Screw Close Tolerance.” If this is the item you are seeking and you would like to request a quote for your comparisons, simply complete the form below with information like your desired quantity, budget, and anticipated fulfillment timeframe. We regularly respond to requests within 15 minutes of receiving them, using the details we are offered to curate the most ideal purchasing options.
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If you want to explore other items produced by National Aerospace Standards Com under the CAGE Code 80205 or that similarly fall under the FSC 5305 Screws, keep in mind that since we list everything with relevant information, you can easily locate related part numbers using our search engine or catalogs. We also excel at tracking down parts with long lead times or that are generally hard to find, meaning that we can serve you even if you do not see exactly what you need on our website. With all of this being said, we are ready to help you source any of the NSN 5305-01-425-8826 parts and Screw Close Tolerance items your operations require, so request a quote today.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-425-8826 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 014258826 | N | A | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| A | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| NAS1581F4T25 | 5 | 2 | 3 |
| 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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