AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Stud Turnlock Fastener |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-048-0127 (010480127) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Southco Honeoye Falls Aerospace, National Aerospace Standards Com, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| GS520C7-39 | northrop grumman systems corporation | stud turnlock fastener | RFQ |
| 2356-20-39-C3C | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| F3 1 2T37 | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| F3.5T39 | southco honeoye falls aerospace | stud turnlock fastener | RFQ |
| MIL-F-5591 | national aerospace standards com | stud turnlock fastener | RFQ |
| MIL-F-5591 | military specifications | stud turnlock fastener | RFQ |
| GS520C7-37 | northrop grumman systems corporation | stud turnlock fastener | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 2317 ASSN STD 1ST MATERIAL RESPONSE OVERALL AND AISI 8620 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,CLASS 2,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND ASSJCLB CLASS AND 1 STYLE AND 2 SIZE |
| AATQ | GRIP LENGTH | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| ABMZ | DIAMETER | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AGQY | TURNLOCK STUD SHANK STYLE | STUD SHANK |
| AGRD | TURNLOCK STUD HEAD STYLE | FLAT COUNTERSUNK |
| AGSM | MATERIAL ACCOMMODATED THICKNESS | 0.361 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| AKCV | DRIVE TYPE | SLOTTED |
| CQYN | SHANK NECK LENGTH | 0.450 INCHES NOMINAL |
| CSGB | STUD SHANK MAJOR DIAMETER | 0.212 INCHES MINIMUM AND 0.217 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL OR STEEL COMP 8620 OVERALL |
| Relevant Components for NSN - 5325-01-048-0127, 5325010480127 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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