| Item Name | Stud Turnlock Fastener |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-270-3908 (012703908) |
| NCB Code | USA (01) |
| Manufacturer | Southco Honeoye Falls Aerospace, Telephone Systems Communications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 121J-445-Z3B | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| AJ4-451B | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| A323T302-101 | telephone systems communications | stud turnlock fastener | RFQ |
| AJ4-45ZBB | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATQ | GRIP LENGTH | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| ABMZ | DIAMETER | 0.440 INCHES NOMINAL |
| AGQY | TURNLOCK STUD SHANK STYLE | STUD SHANK |
| AGRD | TURNLOCK STUD HEAD STYLE | FILLISTER |
| AGSM | MATERIAL ACCOMMODATED THICKNESS | 0.341 INCHES MINIMUM AND 0.350 INCHES MAXIMUM |
| AKCV | DRIVE TYPE | SLOTTED |
| CQYN | SHANK NECK LENGTH | 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| CSGB | STUD SHANK MAJOR DIAMETER | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CHROMATE OVERALL AND ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,FE/ZN25 SC4 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| Relevant Components for NSN - 5325-01-270-3908, 5325012703908 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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