| Item Name | Bolt Ribbed Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-798-8934 (007988934) |
| NCB Code | USA (00) |
| Manufacturer | Axletech International Llc, Meritor Heavy Vehicle Braking System |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASB | FASTENER LENGTH | 2.469 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.835 INCHES MINIMUM FIRST SHOULDER AND 0.870 INCHES MINIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.906 INCHES NOMINAL FIRST SHOULDER |
| AAVR | DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.125 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.000 INCHES MINIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 1.188 INCHES MINIMUM |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| AAVP | RIB MAJOR DIAMETER | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| AAVQ | RIB LENGTH | 0.781 INCHES NOMINAL |
| AAVU | RIB QUANTITY | 25 |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CFSG | NONSTANDARD THREAD PITCH DIAMETER | 0.7054/0.7094 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQFM | HARDNESS RATING | 18.0 ROCKWELL C MINIMUM OVERALL AND 28.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 3120 OVERALL OR STEEL COMP 8720 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL OR SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-798-8934, 5306007988934 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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