Thank you for your interest in National Aerospace Standards Com part number NAS4204U12, a Screw Close Tolerance item that we offer here on Aerospace Materials Supply. This product is listed with the NSN 5305-01-297-8020, and you can obtain customized procurement solutions on this component from our team members by completing and submitting the form below. For our specialists to best deliver quotes that accommodate your specifications, please be sure we are presented with essential details like your target price, desired quantity, and anticipated fulfillment timeline. Once we have the opportunity to receive and review your submission, we will strive to provide a tailored response for your consideration within 15 minutes or less.
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Besides part number NAS4204U12, you may browse our platform further for similar components produced by National Aerospace Standards Com under the CAGECode 80205, as well as additional products that are categorized under FSC 5305 Screws. If you have any questions regarding our services or the NSN 5305-01-297-8020 items that we sell, you may always give us a call or email, as we would be delighted to assist you in any way that we can. Otherwise, we encourage you to request a quote for part number NAS4204U12 at your earliest convenience.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.425 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.160 INCHES MINIMUM AND 1.190 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.4564 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | TRI-WING RECESS |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5737,UNS K66286 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SUPP | SUPPLEMENTARY FEATURES | TRI-WING RECESS NO. NAS4000-6 |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS4003 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 80205-NAS4204/CANCELED/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 CLASS AND A TYPE AND 3 TABLE AND 0.250-28 SIZE |
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