AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-493-4127 (014934127) |
| NCB Code | USA (01) |
| Manufacturer | Finmeccanica Spa Helicopters, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS6205-54 | finmeccanica spa helicopters | bolt close tolerance | RFQ |
| NAS6205 54 | national aerospace standards com | bolt close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 3.798 INCHES MINIMUM AND 3.828 INCHES MAXIMUM |
| AASK | HEAD STYLE | DISHED HEXAGON |
| AAUR | GRIP DIAMETER | 0.3070 INCHES MINIMUM AND 0.3075 INCHES MAXIMUM |
| AAVA | POINT DIAMETER | 0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 3.365 INCHES MINIMUM AND 3.385 INCHES MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, ALLOY STEEL, SHORT THREAD |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AASA | THREAD LENGTH | 0.438 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.3070 INCHES MINIMUM AND 0.3075 INCHES MAXIMUM |
| ABQJ | POINT STYLE | FLAT |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6439 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS6484 ASSN STD 2ND MATERIAL RESPONSE OVERALL OR AMS6322 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 11-P-416, TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5306-01-493-4127, 5306014934127 | ||||
| 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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