NSN 3040-00-737-4998 T90A2, T90A2E, 640390
Product Details | SHOULDERED SHAFT
3040-00-737-4998 A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.
Part Alternates: T90A2, T90A2E, 640390, 7374998, 3040-00-737-4998, 00-737-4998, 3040007374998, 007374998
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-737-4998 | 22914 ( SHAFT, SHOULDERED ) |
Drawings & Photos | NSN 3040-00-737-4998
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Related Products | NSN 3040-00-737-4998
Technical Data | NSN 3040-00-737-4998
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| FIRST END STYLE | 1 PLAIN |
| FIRST END DIAMETER | 0.7690 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 25 CROSS DRILLED AND EXTERNALLY THREADED |
| SECOND END DIAMETER | 0.8750 INCHES NOMINAL |
| SECOND END HOLE DIAMETER | 0.1560 INCHES NOMINAL |
| SECOND END DISTANCE FROM HOLE CENTER TO END | 0.188 INCHES NOMINAL |
| SECOND END EXTERNAL THREAD LENGTH | 0.750 INCHES NOMINAL |
| SECOND END HOLE DEPTH | 0.875 INCHES NOMINAL |
| LARGEST STEP DIAMETER | 1.642 INCHES NOMINAL |
| OVERALL LENGTH | 10.276 INCHES NOMINAL |
| STEP QUANTITY | 5 |
| MANUFACTURERS CODE | 79410 |
| DESIGN CONTROL REFERENCE | T90A2 |
Restrictions/Controls & Freight Information | NSN 3040-00-737-4998
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | 126900 | POWER TRANS SHAFTING/SHAFTS |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 590 | 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 |
Management | NSN 3040-00-737-4998
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |