| Item Name | Bolt Square Neck |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-054-8034 (000548034) |
| NCB Code | USA (00) |
| Manufacturer | Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| FFB571ATYPEC2M0D | federal specifications | bolt square neck | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.875 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.750 INCHES NOMINAL |
| AASK | HEAD STYLE | BUTTON |
| AASL | HEAD DIAMETER | 0.813 INCHES MINIMUM AND 0.844 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM |
| AGQB | NECK LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| CBBL | FEATURES PROVIDED | SQUARE NUT |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQHQ | MINIMUM YIELD STRENGTH | 60000 POUNDS PER SQUARE INCH |
| CWXQ | NECK WIDTH | 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5306-00-054-8034, 5306000548034 | ||||
| 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) | |
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