NSN 5306-00-521-6031 FFB575, 00-521-6031, 005216031
Product Details | MACHINE BOLT
5306-00-521-6031 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: FFB575, 5306-00-521-6031, 00-521-6031, 5306005216031, 005216031
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 19 AUG 1974 | 00-521-6031 | 01847 ( BOLT, MACHINE ) |
Drawings & Photos | NSN 5306-00-521-6031
Demand History | NSN 5306-00-521-6031
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| FFB575 | 2014-01-09 | 40 | US |
| FFB575 | 2010-09-245 | 25 | US |
| FFB575 | 2010-08-215 | 1 | US |
Cross Reference | NSN 5306-00-521-6031
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFB575 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES |
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Related Products | NSN 5306-00-521-6031
Technical Data | NSN 5306-00-521-6031
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 10 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.750 INCHES NOMINAL |
| FASTENER LENGTH | 3.000 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| HARDNESS RATING | 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 360000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C13 SQUARE |
| HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.524 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| FEATURES PROVIDED | CASEHARDENED AND FINISHED HEAD |
| NONDEFINITIVE SPEC/STD DATA | I TYPE |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB575 |
Restrictions/Controls & Freight Information | NSN 5306-00-521-6031
| 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 |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| 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 | ||