NSN 3020-01-050-3139 1856139, 01-050-3139, 010503139
Product Details | SPUR GEAR
3020-01-050-3139 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: 1856139, 3020-01-050-3139, 01-050-3139, 3020010503139, 010503139
Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 04 NOV 1977 | 01-050-3139 | 05466 ( GEAR, SPUR ) |
Drawings & Photos | NSN 3020-01-050-3139
Cross Reference | NSN 3020-01-050-3139
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1856139 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NAVAL AND MARINE SYSTEMS |
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Technical Data | NSN 3020-01-050-3139
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| TEETH QUANTITY | 144 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | 2 PROTRUDING HUB |
| PITCH DIAMETER | 3.0000 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 0.375 INCHES |
| NOMINAL OUTSIDE DIAMETER | 3.040 INCHES |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END |
| BORE STYLE | 1 PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | 5 PINNED FIRST END |
| HUB NOMINAL DIAMETER | 0.437 INCHES FIRST END |
| BODY STYLE | 1 PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 40 TRANSVERSELY THROUGH HUB, FIRST END |
| MANUFACTURERS CODE | 03956 |
| DESIGN CONTROL REFERENCE | 1856139 |
Restrictions/Controls & Freight Information | NSN 3020-01-050-3139
| 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 |
|---|---|---|
| No Freight Information | ||