NSN 3020-00-439-8499 121569, 00-439-8499, 004398499
Product Details | SPUR GEAR
3020-00-439-8499 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: 121569, 3020-00-439-8499, 00-439-8499, 3020004398499, 004398499
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-439-8499 | 05466 ( GEAR, SPUR ) |
Drawings & Photos | NSN 3020-00-439-8499
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Technical Data | NSN 3020-00-439-8499
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP E9310 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 21 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | 4 PROTRUDING HUBS |
| PITCH DIAMETER | 1.5909 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 2.210 INCHES |
| NOMINAL OUTSIDE DIAMETER | 1.673 INCHES |
| FACE NOMINAL WIDTH | 0.440 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.055 INCHES FIRST END 0.685 INCHES SECOND END |
| BORE STYLE | 2 PARTIAL BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.470 INCHES BOTH ENDS |
| BORE NOMINAL DEPTH | 1.220 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 PLAIN FIRST END 4A 1 STEP SECOND END |
| HUB NOMINAL DIAMETER | 0.873 INCHES FIRST END |
| END NOMINAL LENGTH | 0.123 INCHES SECOND END |
| END NOMINAL DIAMETER | 0.624 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.592 INCHES SECOND END |
| FIRST STEP NOMINAL DIAMETER | 0.905 INCHES SECOND END |
| BODY STYLE | 1 PLAIN, SOLID |
| MANUFACTURERS CODE | 00198 |
| DESIGN CONTROL REFERENCE | 121569 |
Restrictions/Controls & Freight Information | NSN 3020-00-439-8499
| 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: | 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 |
|---|---|---|
| No Freight Information | ||