| Item Name | Bolt Internally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-286-2330 (002862330) |
| NCB Code | USA (00) |
| Manufacturer | Harsco Corporation, Roper Industries Inc, Ford Motor Company, Long Airdox Co |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 01750-0728 | harsco corporation | bolt internally relieved body | RFQ |
| 460B4-134 | roper industries inc | bolt internally relieved body | RFQ |
| 1750-728 | harsco corporation | bolt internally relieved body | RFQ |
| 21C5465 | ford motor company | bolt internally relieved body | RFQ |
| MHCD3855 | long airdox co | bolt internally relieved body | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAEL | THREADS PER INCH | 28 COUNTERBORE |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.740 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 3.240 INCHES NOMINAL |
| AASK | HEAD STYLE | DEE |
| AASL | HEAD DIAMETER | 0.940 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.200 INCHES NOMINAL |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| AAVH | SHOULDER DIAMETER | 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM |
| AAVK | SHOULDER LENGTH | 2.500 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.156 INCHES NOMINAL FIRST HOLE |
| AAWX | CONCENTRIC HOLE DEPTH | 1.620 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.213 INCHES NOMINAL |
| ABXT | INTERNAL THREAD LENGTH | 0.250 INCHES NOMINAL COUNTERBORE |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| BZRR | THREAD SERIES | UNF COUNTERBORE |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQFM | HARDNESS RATING | 163.0 BRINELL STANDARD MINIMUM OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES COUNTERBORE |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.040 INCHES NOMINAL FIRST HOLE |
| CWWR | INTERNAL THREAD CLASS | 2B COUNTERBORE |
| MATT | MATERIAL | STEEL COMP 1018 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | COUNTERBORE THREADED |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-286-2330, 5306002862330 | ||||
| 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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