We've received your request for M2281AH (described as Nut Plain Round), manufactured by Twin Disc Incorporated with CAGE code K2171. This part is registered under NSN 5310-01-233-9779, classified in FSG 53 Hardware and Abrasives / FSC 5310 Nuts and Washers. Our verification process will confirm traceability through supporting identifiers including NIIN 01-233-9779, NCB code 01 (origin: USA), and INC 15887. Please submit your formal quotation request to proceed.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5310-01-233-9779 Item PartTypeName: NUT,PLAIN,ROUND | 5310 | 012339779 | N | |||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | ||||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| M-2281 | 6 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABQU | DRIVE POINT DEPTH | 0.156 INCHES NOMINAL |
| ACTA | NUT STYLE | ROUND |
| ACTD | NUT DIAMETER | 4.938 INCHES NOMINAL |
| ADBG | NUT THICKNESS | 0.562 INCHES NOMINAL |
| ADBH | DRIVE POINT WIDTH | 0.370 INCHES NOMINAL |
| ADBM | DRIVE POINT QUANTITY | 4 |
| ALET | HOLE TYPE AND QUANTITY | 4 TAPPED |
| BZRR | THREAD SERIES | UNS |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 3.6398 INCHES |
| CQTW | HOLE THREAD QUANTITY PER INCH | 18 |
| CRHC | HOLE CONFIGURATION STYLE | CONFIGURATION J |
| CSPF | HOLE NOMINAL THREAD DIAMETER | 0.312 INCHES |
| FEAT | SPECIAL FEATURES | 4.245-4.255 IN. BOLT CIRCLE DIA |
| MATT | MATERIAL | STEEL OVERALL |
| End Use : 12300 | Finished metal shapes |
|---|---|
| Schedule B : 7318160000 (NAICS 332722) | Nuts of iron or steel |
| 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 |
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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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