NSN 3040-00-830-4991 10483001, 104830-01, 00-830-4991
Product Details | WORM SHAFT
3040-00-830-4991 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: 10483001, 104830-01, 3040-00-830-4991, 00-830-4991, 3040008304991, 008304991
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1962 | 00-830-4991 | 18249 ( WORM SHAFT ) |
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Related Products | NSN 3040-00-830-4991
Technical Data | NSN 3040-00-830-4991
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| TEETH HARDNESS RATING | 47.000 ROCKWELL C MINIMUM AND 53.000 ROCKWELL C MAXIMUM |
| SHAFT HARDNESS RATING | 47.000 ROCKWELL C MINIMUM AND 53.000 ROCKWELL C MAXIMUM |
| WORM THREAD QUANTITY | 2 |
| WORM PRESSURE ANGLE IN DEG | 20.000 |
| WORM THREAD LEAD | 0.19796 INCHES NOMINAL |
| WORM THREAD DIRECTION | RIGHT-HAND |
| WORM HELIX ANGLE | 7 DEG 18 MIN 59 SEC |
| WORM OUTSIDE DIAMETER | 0.552 INCHES NOMINAL |
| WORM PITCH DIAMETER | 0.49018 INCHES NOMINAL |
| WORM THREAD SECTION LENGTH | 0.625 INCHES NOMINAL |
| WORM BODY LENGTH | 1.187 INCHES NOMINAL |
| WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| END SIMILARITY | NOT IDENTICAL |
| STRAIGHT UNTHREADED LENGTH | 0.256 INCHES NOMINAL FIRST END, FIRST PORTION 0.381 INCHES NOMINAL SECOND END, FIRST PORTION |
| STRAIGHT UNTHREADED SECTION DIAMETER | 0.3147 INCHES NOMINAL FIRST END, FIRST PORTION 0.3147 INCHES NOMINAL SECOND END, FIRST PORTION |
| INVOLUTE SPLINE QUANTITY | 12 SECOND END, SECOND PORTION |
| INVOLUTE SPLINE PRESSURE ANGLE IN DEG | 14.5 SECOND END, SECOND PORTION |
| INVOLUTE SPLINE PITCH DIAMETER | 0.2500 INCHES NOMINAL SECOND END, SECOND PORTION |
| INVOLUTE SPLINE LENGTH | 0.500 INCHES NOMINAL SECOND END, SECOND PORTION |
| OVERALL LENGTH | 2.243 INCHES NOMINAL |
| SPECIAL FEATURES | MATERIAL SPEC MIL-S-5000,COND C OR D |
| III FSC APPLICATION DATA | ACTUATOR,ELECTRO-MECHANICAL,AIRCR AFT |
| MANUFACTURERS CODE | 31435 |
| DESIGN CONTROL REFERENCE | 104830-01 |
Restrictions/Controls & Freight Information | NSN 3040-00-830-4991
| 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: | 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 | 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 |