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| Item Name | Stud Self Locking |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5307 Studs |
| National Item Identification Number (NIIN) | 01-331-1977 (013311977) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| GS520L4-8 | northrop grumman systems corporation | stud self locking | RFQ |
| MIL-S-63540/1 | military specifications | stud self locking | RFQ |
| M63540/1-44 | military specifications | stud self locking | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASV | HEAD LENGTH | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 NUT THREAD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SELF-LOCKING |
| THSD | THREAD SERIES DESIGNATOR | UNC NUT THREAD |
| AASA | THREAD LENGTH | 0.350 INCHES MINIMUM NUT THREAD AND 0.390 INCHES MAXIMUM NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD | THREAD CLASS | 2A NUT THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AASL | HEAD DIAMETER | 0.323 INCHES MINIMUM AND 0.353 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | SELF-CLINCHING HEAD |
| ABHP | OVERALL LENGTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1 |
| Relevant Components for NSN - 5307-01-331-1977, 5307013311977 | ||||
| 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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