The parts under NSN 5305-01-268-5973 of Screw Shoulder manufactured by Houston Precision Fastener L L C, Heartland Precision Fasteners Inc, Emhart Teknologies Inc, Huck International Inc, Hi Shear Corporation is available in our inventory. An ASAP Semiconductor Website, ASAP Aviation Stock has access to over three billion parts, paired with easy-to-use search engines that enable our customers to browse through our inventory quickly and efficiently. Our focus on quality control has earned us our AS9120B, ISO 9001:2015, and FAA 0056B certification, and we are the only independent distributor with a No China Sourcing pledge. If you are ready to get started, you can send us a Request for Quote for the parts with 5305-01-268-5973 from this webpage, and one of our account managers will give you a quote for parts like ST3M653C4-10A, HT4020-4-10AX, 11927C4-10A, WC4020-4-10AX within fifteen minutes.
| Alternative NSN: 5305-01-268-5973 |
| Item Name:Screw Shoulder |
| FSG: 53 Hardware and Abrasives |
| Federal Supply Class (FSC): 5305 Screws |
| NIIN: 012685973 |
| NCB Code: USA (01) |
| Manufacturers: Alcoa Global Fasteners Inc , Boeing Company The , Emhart Teknologies Inc , Heartland Precision Fasteners Inc , Hi Shear Corporation , Houston Precision Fastener L L C , Huck International Inc , Lisi Aerospace , Reid Products Inc , Sps Technologies Ltd , Valley Todeco Inc , West Coast Aerospace Inc |
| Part No | Manufacturer | Item Name | QTY | RFQ |
|---|---|---|---|---|
| ST3M653C4-10A | houston precision fastener l l c | screw shoulder | Avl | RFQ |
| ST3M653C4-10A | heartland precision fasteners inc | screw shoulder | Avl | RFQ |
| ST3M653C4-10A | emhart teknologies inc | screw shoulder | Avl | RFQ |
| HT4020-4-10AX | huck international inc | screw shoulder | Avl | RFQ |
| HT4020-4-10AX | hi shear corporation | screw shoulder | Avl | RFQ |
| HT4020-4-10AX | alcoa global fasteners inc | screw shoulder | Avl | RFQ |
| HT4020-4-10AX | sps technologies ltd | screw shoulder | Avl | RFQ |
| 11927C4-10A | reid products inc | screw shoulder | Avl | RFQ |
| ST3M653C4-10A | valley todeco inc | screw shoulder | Avl | RFQ |
| WC4020-4-10AX | west coast aerospace inc | screw shoulder | Avl | RFQ |
| ST3M653C4-10A | alcoa global fasteners inc | screw shoulder | Avl | RFQ |
| ST3M653C4-10A | boeing company the | screw shoulder | Avl | RFQ |
| HT4020-4-10AX | lisi aerospace | screw shoulder | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.078 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.065 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.264 INCHES MINIMUM FIRST SHOULDER AND 0.265 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.558 INCHES MINIMUM FIRST SHOULDER AND 0.560 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | O-RING INCLUDED P/N ST7M251-8 |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
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