Thank you for taking interest in the Lisi Aerospace Canada Corp part number HT181-4-16, a Screw Close Tolerance product that we stock that is presented alongside the NSN 5305-01-520-3103 for ease of identification. If you would like to learn more about this component and secure purchasing options for your consideration, please fill out and submit the Request for Quote (RFQ) form that is offered below. All we ask is that you supply us with enough information to best accommodate any particular requirements or restrictions that you may have, and we will respond with a curated quote within 15 minutes of our receipt and review.
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We strive to ensure that customers only receive precise items of need, opting to arrange our collection by diverse, commonly recognized forms of data. For instance, part number HT181-4-16 specifically traces back to Lisi Aerospace Canada Corp through the CAGE Code L4528, a distinct identifier for one of their physical locations. Moreover, with the NSN 5305-01-520-3103, this listing falls within Federal Supply Code (FSC) 5305 Screws, enabling one to figure out its basic application. Keeping this in mind, do not hesitate to obtain a competitive quote for part number HT181-4-16 here on Aero OEM Parts at your earliest convenience.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUY | Point Length | 0.050 INCHES NOMINAL |
| AHYM | Nominal Thread Diameter | 0.2500 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| MATT | Material | STEEL OVERALL |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| CSYM | Surface Finish | 32.0 MICROINCHES GRIP |
| MRC | Decoded Requirement | Clear Text Reply |
| ABQJ | Point Style | FLAT |
| AASL | Head Diameter | 0.464 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASA | Thread Length | 0.469 INCHES NOMINAL |
| AASB | Fastener Length | 1.453 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | HIGH-TORQUE |
| AAJF | Thread Direction | RIGHT-HAND |
| STDC | Surface Treatment Document And Classification | NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | Thread Series Designator | UNJF |
| AAUR | Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| MDCL | Material Document And Classification | NAS498 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CQBC | Minimum Tensile Strength | 6400 POUNDS PER SQUARE INCH |
| ANEE | Grip Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 28 |
| CSYM | Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAJD | Thread Class | 3A |
| CSYM | Surface Finish | 32.0 MICROINCHES THREADS |
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