AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Eye |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-271-4742 (002714742) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Aeronautical Standards Group |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.532 INCHES MINIMUM |
| AATP | SHOULDER THICKNESS | 0.047 INCHES NOMINAL |
| AATR | SHANK LENGTH | 2.078 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |
| AAUA | EYE STOCK THICKNESS | 0.188 INCHES NOMINAL |
| AAVH | SHOULDER DIAMETER | 0.625 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| ABHP | OVERALL LENGTH | 2.984 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CTWF | DISTANCE FROM THREADED END TO SHANK HOLE CENTER | 1.921 INCHES NOMINAL FIRST HOLE |
| CWXM | EYE OUTSIDE WIDTH | 0.625 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL |
| STYL | STYLE DESIGNATOR | ROUND,CLOSED W/SHOULDER |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-271-4742, 5306002714742 | ||||
| 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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