NSN 3020-00-039-8500 7963256, 00-039-8500, 000398500
Product Details | SPUR GEAR
3020-00-039-8500 A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.
Part Alternates: 7963256, 3020-00-039-8500, 00-039-8500, 3020000398500, 000398500
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-039-8500 | 05466 ( GEAR, SPUR ) |
Drawings & Photos | NSN 3020-00-039-8500
Cross Reference | NSN 3020-00-039-8500
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7963256 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Related Products | NSN 3020-00-039-8500
Technical Data | NSN 3020-00-039-8500
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL OVERALL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 52 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | 4 PROTRUDING HUBS |
| PITCH DIAMETER | 4.3330 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 3.312 INCHES |
| NOMINAL OUTSIDE DIAMETER | 4.466 INCHES |
| FACE NOMINAL WIDTH | 0.312 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.250 INCHES FIRST END 1.312 INCHES SECOND END |
| BORE STYLE | 6 INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.706 INCHES BOTH ENDS |
| SPLINE QUANTITY | 14 BOTH ENDS |
| SPLINE PITCH DIAMETER | 0.7000 INCHES NOMINAL BOTH ENDS |
| HUB STYLE DESIGNATOR | 4B 2 STEPS FIRST END |
| END NOMINAL LENGTH | 0.432 INCHES FIRST END |
| END NOMINAL DIAMETER | 1.250 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.812 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 1.379 INCHES FIRST END |
| SECOND STEP NOMINAL LENGTH | 0.081 INCHES FIRST END |
| SECOND STEP NOMINAL DIAMETER | 1.656 INCHES FIRST END |
| THIRD STEP NOMINAL LENGTH | 0.438 INCHES FIRST END |
| THIRD STEP NOMINAL DIAMETER | 4.062 INCHES FIRST END |
| BODY STYLE | 3B WEBBED, OFFSET, SOLID |
| SPECIAL FEATURES | PIN,TACOM P/N 7963254,WELDED INTO HOLE IN GEAR FACE1.782 IN.FROM GEAR CENTER.HOLE DIA 0.1875 IN. |
| MANUFACTURERS CODE | 19207 |
| DESIGN CONTROL REFERENCE | 7963256 |
Restrictions/Controls & Freight Information | NSN 3020-00-039-8500
| 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 | 197339 | WHEELS COG/GEAR/PINION I/S |
| Less than car load rating | S | 60 |
| Less than truck load rating | R | 65.0 |
| Water commodity Code | 593 | 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 |