NSN 5306-00-763-6066 51B4644A18H, 51B464-4A18H, 00-763-6066
Product Details | MACHINE BOLT
5306-00-763-6066 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: 51B4644A18H, 51B464-4A18H, 5306-00-763-6066, 00-763-6066, 5306007636066, 007636066
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1960 | 00-763-6066 | 01847 ( BOLT, MACHINE ) |
Cross Reference | NSN 5306-00-763-6066
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 51B464-4A18H | 06725 | SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES |
| 51B464-4A18H | 06950 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| 51B464-4A18H | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. |
| 51B464-4A18H | 17446 | HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS |
| 51B464-4A18H | 27624 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 51B464-4A18H | 73197 | HI-SHEAR CORPORATION |
| 51B464-4A18H | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE |
| 51B464-4A18H | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP |
| 51B464-4A18H | 92215 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| 51B464-4A18H | 97928 | HUCK INTL INC |
| 51B464-4A18H | L4528 | LISI AEROSPACE CANADA CORP |
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Technical Data | NSN 5306-00-763-6066
| 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 | 0.316 INCHES MINIMUM |
| FASTENER LENGTH | 1.441 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.125 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| HOLE CONFIGURATION STYLE | E6 HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 3 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
| GRIP LENGTH | 1.125 INCHES NOMINAL |
| FEATURES PROVIDED | FINISHED HEAD |
Restrictions/Controls & Freight Information | NSN 5306-00-763-6066
| 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 |
|---|---|---|
| NMF Description | 093486 | BOLTS,NUTS OR SCREWS, NOI (SUB 3) |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 573 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |



