NSN 3040-00-385-7808 7189604, 00-385-7808, 003857808
Product Details | WORM SHAFT
3040-00-385-7808 A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and GEAR, WORM.
Part Alternates: 7189604, 3040-00-385-7808, 00-385-7808, 3040003857808, 003857808
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-385-7808 | 18249 ( WORM SHAFT ) |
Cross Reference | NSN 3040-00-385-7808
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7189604 | 19204 | ARMY UNITED STATES DEPARTMENT OF THE |
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Related Products | NSN 3040-00-385-7808
Technical Data | NSN 3040-00-385-7808
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| SHAFT HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| SURFACE TREATMENT | PHOSPHATE |
| WORM THREAD QUANTITY | 1 |
| WORM PRESSURE ANGLE IN DEG | 14.500 |
| WORM THREAD LEAD | 0.625 INCHES NOMINAL |
| WORM THREAD DIRECTION | LEFT-HAND |
| WORM HELIX ANGLE | 4 DEG 33 MIN. |
| WORM OUTSIDE DIAMETER | 2.8975 INCHES NOMINAL |
| WORM PITCH DIAMETER | 2.500 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 3.188 INCHES NOMINAL |
| WORM BODY LENGTH | 3.563 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| STRAIGHT UNTHREADED LENGTH | 0.719 INCHES NOMINAL FIRST END, FIRST PORTION 0.625 INCHES NOMINAL FIRST END, SECOND PORTION 0.719 INCHES NOMINAL SECOND END, FIRST PORTION 0.557 INCHES NOMINAL SECOND END, SECOND PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 1.438 INCHES NOMINAL FIRST END, FIRST PORTION 1.1810 INCHES MINIMUM FIRST END, SECOND PORTION 1.1814 INCHES MAXIMUM FIRST END, SECOND PORTION 1.1810 INCHES MINIMUM SECOND END, SECOND PORTION 1.1814 INCHES MAXIMUM SECOND END, SECOND PORTION |
| UNTHREADED SECTION KEYWAY WIDTH | 0.1880 INCHES NOMINAL FIRST END, SECOND PORTION |
| UNTHREADED SECTION KEYWAY DEPTH | 0.094 INCHES NOMINAL FIRST END, SECOND PORTION |
| STRAIGHT SPLINE QUANTITY | 10 EITHER END |
| SPLINE MAJOR DIAMETER | 1.116 INCHES MINIMUM SECOND END, THIRD PORTION 1.117 INCHES MAXIMUM SECOND END, THIRD PORTION |
| SPLINE MINOR DIAMETER | 1.021 INCHES MINIMUM SECOND END, THIRD PORTION 1.022 INCHES MAXIMUM SECOND END, THIRD PORTION |
| STRAIGHT SPLINE LENGTH | 1.245 INCHES NOMINAL SECOND END, THIRD PORTION |
| THREADED SECTION PIN HOLE DIAMETER | 0.140 INCHES NOMINAL SECOND END, FOURTH PORTION |
| KEYWAY WIDTH | 0.188 INCHES NOMINAL FIRST END, THIRD PORTION |
| SCREW THREAD SERIES DESIGNATOR | UNS FIRST END, THIRD PORTION UNF SECOND END, FOURTH PORTION |
| SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END, THIRD PORTION RIGHT-HAND SECOND END, FOURTH PORTION |
| THREAD LENGTH | 0.495 INCHES MINIMUM FIRST END, THIRD PORTION |
Restrictions/Controls & Freight Information | NSN 3040-00-385-7808
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 019940 | AUTO TRANSMISSIONS R CLUTCHES |
| Less than car load rating | M | 85 |
| Less than truck load rating | M | 85.0 |
| Water commodity Code | 581 | 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 | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| 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 |