NSN 5306-00-055-5866 7977491, 797749-1, 00-055-5866
Product Details | INTERNALLY RELIEVED BODY BOLT
5306-00-055-5866 An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.
Part Alternates: 7977491, 797749-1, 5306-00-055-5866, 00-055-5866, 5306000555866, 000555866
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-055-5866 | 06676 ( BOLT, INTERNALLY RELIEVED BODY ) |
Drawings & Photos | NSN 5306-00-055-5866
Cross Reference | NSN 5306-00-055-5866
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 797749-1 | 98897 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
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Technical Data | NSN 5306-00-055-5866
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.395 INCHES MINIMUM |
| FASTENER LENGTH | 1.313 INCHES NOMINAL |
| MATERIAL | STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL |
| MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| STYLE DESIGNATOR | B49A COUNTERBORE THREADED |
| SHOULDER DIAMETER | 0.417 INCHES NOMINAL |
| SHOULDER LENGTH | 0.375 INCHES NOMINAL |
| CONCENTRIC HOLE DIAMETER | 0.090 INCHES NOMINAL |
| THREAD SERIES | UNF COUNTERBORE |
| NOMINAL THREAD SIZE | 0.250 INCHES COUNTERBORE |
| THREADS PER INCH | 28 COUNTERBORE |
| INTERNAL THREAD CLASS | 3B COUNTERBORE |
| INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| INTERNAL THREAD LENGTH | 0.250 INCHES NOMINAL COUNTERBORE |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.250 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.619 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | E5 HEXAGON LONGITUDINAL HOLE |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 6 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
Restrictions/Controls & Freight Information | NSN 5306-00-055-5866
| 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 |