NSN 3040-00-340-3719 SMC186955, SM-C-186955, 54729
Product Details | SHOULDERED SHAFT
3040-00-340-3719 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: SMC186955, SM-C-186955, 54729, 3040-00-340-3719, 00-340-3719, 3040003403719, 003403719
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-340-3719 | 22914 ( SHAFT, SHOULDERED ) |
Drawings & Photos | NSN 3040-00-340-3719
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Related Products | NSN 3040-00-340-3719
Technical Data | NSN 3040-00-340-3719
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| SURFACE FINISH | 32.0 MICROINCHES |
| FIRST END STYLE | 14 FLAT GROOVED |
| FIRST END DISTANCE FROM END TO FLAT | 0.063 INCHES NOMINAL |
| FIRST END DIAMETER | 0.2494 INCHES NOMINAL |
| FIRST END GROOVED FLAT LENGTH | 0.3750 INCHES NOMINAL |
| FIRST END GROOVED FLAT DEPTH | 0.0304 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 96 TWO FLATS |
| SECOND END DIAMETER | 0.3276 INCHES NOMINAL |
| SECOND END STEP LENGTH | 0.4062 INCHES NOMINAL |
| SECOND END ANGLE BETWEEN FLATS | 58.0 DEGREES NOMINAL |
| LARGEST STEP DIAMETER | 0.3742 INCHES NOMINAL |
| OVERALL LENGTH | 6.394 INCHES NOMINAL |
| STEP QUANTITY | 18 |
| SPECIAL FEATURES | FIRST END HAS DOUBLE FLATS AT 58.0 DEG; SECOND END HAS 0.1875 IN. DEEP; 0.156 IN. DIA HOLE; FINISH PHQSPHATED PER K-F-1103; CASE HARDENING 0.031 TO MAX DEPTH OF 0.062 IN.; HEAT TREATED TO ROCKWELL C 45-57; ENDS CHAMFER 0.015 IN. DEEP AT 45.0 DEG |
| III FSC APPLICATION DATA | TELETYPE AND FACSIMILE EQUIPMENT |
Restrictions/Controls & Freight Information | NSN 3040-00-340-3719
| 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: | 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 |
|---|---|---|
| NMF Description | 116250 | TYPEWRITERS/TELETYPEWRITERS/PARTS |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 658 | 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 | H | Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc. |
| 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 |