| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-280-9356 (012809356) |
| NCB Code | USA (01) |
| Manufacturer | J M Precision Inc, Valley Todeco Inc, Sps Technologies Inc, Huck International Inc, Alcoa Global Fasteners Inc, A Aba Cellophane Products Corp, The Boeing Company |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| BACB30FD12-50Y | j m precision inc | bolt shoulder | RFQ |
| BACB30FD12-50Y | valley todeco inc | bolt shoulder | RFQ |
| BACB30FD12-50Y | sps technologies inc | bolt shoulder | RFQ |
| BACB30FD12-50Y | huck international inc | bolt shoulder | RFQ |
| BACB30FD12-50Y | alcoa global fasteners inc | bolt shoulder | RFQ |
| BACB30FD12-50Y | a aba cellophane products corp | bolt shoulder | RFQ |
| BACB30FD12-50Y | the boeing company | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.068 INCHES MINIMUM AND 1.118 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 4.203 INCHES MINIMUM AND 4.233 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.792 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 1.220 INCHES MINIMUM AND 1.230 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.7792 INCHES MINIMUM FIRST SHOULDER AND 0.7802 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 3.115 INCHES MINIMUM FIRST SHOULDER AND 3.135 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-280-9356, 5306012809356 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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