NSN 5306-00-478-8444 00-478-8444, 004788444
Product Details | MACHINE BOLT
5306-00-478-8444 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: 5306-00-478-8444, 00-478-8444, 5306004788444, 004788444
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 00-478-8444 | 01847 ( BOLT, MACHINE ) |
Drawings & Photos | NSN 5306-00-478-8444
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Technical Data | NSN 5306-00-478-8444
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.344 INCHES MINIMUM |
| FASTENER LENGTH | 0.547 INCHES NOMINAL |
| MATERIAL | STEEL COMP 8640 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.156 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| HOLE CONFIGURATION STYLE | E6 HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 1 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
| FEATURES PROVIDED | FINISHED HEAD |
| MANUFACTURERS CODE | 28839 |
| DESIGN CONTROL REFERENCE | 22534 |
Restrictions/Controls & Freight Information | NSN 5306-00-478-8444
| Category | Code | Description |
|---|---|---|
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||