AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Internally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-443-1161 (004431161) |
| NCB Code | USA (00) |
| Manufacturer | Md Helicopters Inc, Acenco Inc, Mcdonnell Douglas Helicopter Co Inc, Boeing Company The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 1.285 INCHES MINIMUM AND 1.295 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| AAWX | CONCENTRIC HOLE DEPTH | 0.430 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.812 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM OVERALL AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| THSD | THREAD SERIES DESIGNATOR | UNEF |
| Relevant Components for NSN - 5306-00-443-1161, 5306004431161 | ||||
| 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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