We've received your request for 4172-M10-F05A (described as Screw Externally Re), manufactured by Unicorp Systems Inc with CAGE code 04729. This part is registered under NSN 5305-01-045-0064, classified in FSG 53 Hardware and Abrasives / FSC 5305 Screws. Our verification process will confirm traceability through supporting identifiers including NIIN 01-045-0064, NCB code 01 (origin: USA), and INC 01852. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your 4172-M10-F05A requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
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| MRC | Criteria | Characteristic |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | KNURLED NO. 4 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AASB | FASTENER LENGTH | 0.937 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AASA | THREAD LENGTH | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2A |
| AASL | HEAD DIAMETER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| MATT | MATERIAL | STEEL OVERALL |
| End Use : 12110 | Iron and steel products, other |
|---|---|
| Schedule B : 7318152000 (NAICS 332722) | Bolts and bolts and their nuts or washers exported in the same shipment |
| SITC : 69421 | Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| ACC: | B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LTL: | W - Rating variable |
| NMFC: | 093486 - Bolts, nuts or screws, noi (sub 3) |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 713 - Metal hardware |
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AS9120B and ISO 9001:2015 |
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Aviation Suppliers Association Member |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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