| Item Name | Stud Turnlock Fastener |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-146-4811 (011464811) |
| NCB Code | USA (01) |
| Manufacturer | Southco Honeoye Falls Aerospace, Northrop Grumman Systems Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATQ | GRIP LENGTH | 0.900 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| ABMZ | DIAMETER | 0.290 INCHES MINIMUM AND 0.330 INCHES MAXIMUM |
| AGQY | TURNLOCK STUD SHANK STYLE | STUD SHANK |
| AGRD | TURNLOCK STUD HEAD STYLE | FLAT FILLISTER |
| ALBJ | STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.250-20 UNC |
| CQYY | STUD HEAD HEIGHT | 0.500 INCHES MINIMUM AND 0.540 INCHES MAXIMUM |
| CSGB | STUD SHANK MAJOR DIAMETER | 0.250 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | THREAD TREATED WITH A LOCKING COMPOUND TO PREVENT STUD FROM TURNING WHILE ENGAGING OR RELEASING RECEPTACLE |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Components Related to NSN - 5325-01-146-4811, 5325011464811 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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