NSN 5306-00-424-4421 MD3789, 00-424-4421, 004244421
Product Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-424-4421 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
Part Alternates: MD3789, 5306-00-424-4421, 00-424-4421, 5306004244421, 004244421
Hardware and Abrasives | Bolts
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1961 | 00-424-4421 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
Drawings & Photos | NSN 5306-00-424-4421
Cross Reference | NSN 5306-00-424-4421
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MD3789 | 76558 | MWM-MURPHY DIESEL CO |
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Related Products | NSN 5306-00-424-4421
Technical Data | NSN 5306-00-424-4421
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| NONSTANDARD THREAD PITCH DIAMETER | 0.7062 TO 0.7094 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.375 INCHES MINIMUM |
| FASTENER LENGTH | 4.688 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | C24 ROUND WITH WRENCH FLATS CHAMFERED |
| HEAD DIAMETER | 1.188 INCHES NOMINAL |
| HEAD HEIGHT | 0.500 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.988 INCHES MINIMUM AND 0.990 INCHES MAXIMUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.219 INCHES NOMINAL FIRST HOLE |
| SHANK UNTHREADED HOLE DIAMETER | 0.156 INCHES NOMINAL FIRST HOLE |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| FIRST DIAMETER FROM HEAD | 0.751 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.663 INCHES MINIMUM AND 0.666 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.375 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 3.313 INCHES NOMINAL |
| SPECIAL FEATURES | TWO DRILLED HOLES IN SHANK,0.437 IN. C TO C |
| MANUFACTURERS CODE | 76558 |
| DESIGN CONTROL REFERENCE | MD3789 |
Restrictions/Controls & Freight Information | NSN 5306-00-424-4421
| 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: | A | Item does not contain precious metal |
| 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 | U | 50 |
| 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 |
Management | NSN 5306-00-424-4421
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9Z | Navy-owned stocks of defense industrial material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9I | Defense Industrial Supply Center Philadelphia, PA 19111 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |