NSN 3020-00-838-3890 1937, 00-838-3890, 008383890
Product Details | HELICAL GEAR
3020-00-838-3890 A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL
Part Alternates: 1937, 3020-00-838-3890, 00-838-3890, 3020008383890, 008383890
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1962 | 00-838-3890 | 05464 ( GEAR, HELICAL ) |
Drawings & Photos | NSN 3020-00-838-3890
Demand History | NSN 3020-00-838-3890
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 1937 | 2021-10-294 | 1 | US |
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Related Products | NSN 3020-00-838-3890
Technical Data | NSN 3020-00-838-3890
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL OVERALL |
| TEETH QUANTITY | 3 |
| TEETH TYPE | SINGLE HELIX |
| TOOTH FORM | STANDARD |
| TOOTH DIRECTION | RIGHT |
| PRESSURE ANGLE | 20.0000 DEGREES |
| HELIX ANGLE | 87.5000 DEGREES |
| STYLE DESIGNATOR | 2 PROTRUDING HUB |
| PITCH DIAMETER | 2.6170 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.188 INCHES |
| NOMINAL OUTSIDE DIAMETER | 2.7040 INCHES |
| FACE NOMINAL WIDTH | 0.688 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.500 INCHES FIRST END |
| BORE STYLE | 1 PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 2.0000 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 2.375 INCHES FIRST END |
| BODY STYLE | 1 PLAIN, SOLID |
| MANUFACTURERS CODE | 11757 |
| DESIGN CONTROL REFERENCE | 1937 |
Restrictions/Controls & Freight Information | NSN 3020-00-838-3890
| 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 | 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 |