NSN 5306-00-637-8712 MILDTL1222, MIL-DTL-1222, 12Z1008323
Product Details | MACHINE BOLT
5306-00-637-8712 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
Part Alternates: MILDTL1222, MIL-DTL-1222, 12Z1008323, 12Z1008-323, 5306-00-637-8712, 00-637-8712, 5306006378712, 006378712
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01-JAN-63 | 00-637-8712 | 01847 ( BOLT, MACHINE ) |
Drawings & Photos | NSN 5306-00-637-8712
Demand History | NSN 5306-00-637-8712
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MILDTL1222 | 2025-03-72 | 40 | United States |
| MILDTL1222 | 2025-02-49 | 40 | United States |
| MILDTL1222 | 2023-06-159 | 12 | United States |
| MILDTL1222 | 2013-06-169 | 59 | US |
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Technical Data | NSN 5306-00-637-8712
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| THREAD QUANTITY PER INCH | 11 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.500 INCHES MINIMUM |
| FASTENER LENGTH | 2.500 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-857 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE 3,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.369 INCHES MINIMUM AND 0.413 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
| GRIP LENGTH | 1.000 INCHES NOMINAL |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.312 INCHES NOMINAL FIRST HOLE |
| SHANK UNTHREADED HOLE DIAMETER | 0.156 INCHES NOMINAL FIRST HOLE |
| FEATURES PROVIDED | FINISHED HEAD |
| DEPARTURE FROM CITED DESIGNATOR | AS MOD BY NO.12 |
Restrictions/Controls & Freight Information | NSN 5306-00-637-8712
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||