AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
Thank you for taking an interest in the top-caliber NSN products we feature here on AI NSN Parts. On this page, you can submit a quote request for part number MS21301-3, a Screw Shoulder item that is manufactured by Military Standards Corp. Listed alongside the NSN 5305013097056 within our database, part number MS21301-3 is conveniently ready for purchase at any time.
To ensure listings like part number MS21301-3 are ready for swift installation, we have a rigorous quality assurance program in place. As such, we make it easy for you to inquire about popular NSNs like 5305-01-309-7056, as well as the many other Military Standards Corp products produced under CAGE Code 96906 that interest you. For the benefit of our customers, we carefully vet every entity that we source from, guaranteeing that you only receive superior-caliber offerings in every order. With these dedications, you can always purchase from us with confidence. Furthermore, we also organize our stock based on Federal Supply Classes, so you can find popular items under FSCs like 5305 Screws. Do not hesitate to submit the RFQ form below, and within 15 minutes or less of submission, one of our experts will reach out with a customized solution. Get started today and see why so many customers steadily depend on AI NSN Parts for their operational needs.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-309-7056 Item PartTypeName: SCREW,SHOULDER | 5305 | 013097056 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| MS21301-3 | 5 | 2 | 2 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.369 INCHES MINIMUM AND 0.389 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.725 INCHES MINIMUM AND 1.755 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.371 INCHES MINIMUM FIRST SHOULDER AND 0.373 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.245 INCHES MINIMUM FIRST SHOULDER AND 1.255 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQFM | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL OR STEEL COMP E4340 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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