We've received your request for SUM 12 (described as Stud Locked In), manufactured by Alcoa Global Fasteners Inc with CAGE code 83324. This part is registered under NSN 5307-01-176-8428, classified in FSG 53 Hardware and Abrasives / FSC 5307 Studs. Our verification process will confirm traceability through supporting identifiers including NIIN 01-176-8428, NCB code 01 (origin: USA), and INC 16012. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your SUM 12 requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
How to Begin the Quotation Process
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5307-01-176-8428 Item PartTypeName: STUD,LOCKED IN | 5307 | 011768428 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 9117M42P02 | 2 | 2 | 1 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A NUT THREAD |
| AAJD | THREAD CLASS | 3A STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AASA | THREAD LENGTH | 0.375 INCHES NOMINAL STUD THREAD |
| AASA | THREAD LENGTH | 0.556 INCHES NOMINAL NUT THREAD |
| AAUM | LOCKING FEATURE | RING,LOCK SERRATED |
| ABHP | OVERALL LENGTH | 1.325 INCHES MINIMUM AND 1.393 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 STUD THREAD |
| CMLP | THREAD QUANTITY PER INCH | 28 NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | LOCKED IN |
| THSD | THREAD SERIES DESIGNATOR | UNJC STUD THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNJF NUT THREAD |
| 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 | A - Item does not contain precious metal. |
| AAC | J |
|---|---|
| Classification Control | U |
| MGMT_CTL | Sf9sx-n |
| Quantity per pack | 1 |
| Repariability | |
| Shelf Life | N/A |
| SOS | Sms |
| Unit of Measure | Ea |
| 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: | 575 - Nails, iron or steel (less than 35 feet) |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Don’t forget That We offer 24/7 Service, Competitive Prices, and Fast Deliveries. We Hope You'll Make Us Your One-Stop Purchasing Solution!
Request for Quote