Product Details | SHOULDERED SHAFT

3040-00-888-3779 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: 604KC227, 7974245, 3040-00-888-3779, 00-888-3779, 3040008883779, 008883779

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 01 APR 1968 00-888-3779

Drawings & Photos | NSN 3040-00-888-3779


Cross Reference | NSN 3040-00-888-3779

Part Number Cage Code Manufacturer
604KC227 76040 MACK TRUCKS INC PARTS OPN
7974245 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3040-00-888-3779

Characteristic Specifications
MATERIAL STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
SURFACE FINISH 63.0 MICROINCHES
FIRST END STYLE 5 CIRCULAR GROOVED
FIRST END GROOVE WIDTH 0.1880 INCHES NOMINAL
FIRST END GROOVE DIAMETER 1.0020 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM
FIRST END DISTANCE FROM END TO GROOVE 0.292 INCHES NOMINAL
FIRST END DIAMETER 1.2475 INCHES MINIMUM AND 1.2485 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 37 CIRCULAR GROVED AND SPLINED
SECOND END GROOVE WIDTH 0.4060 INCHES NOMINAL
SECOND END GROOVE DIAMETER 0.7340 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE 0.391 INCHES NOMINAL
SECOND END DIAMETER 0.9895 INCHES NOMINAL
SECOND END SPLINE LENGTH 1.156 INCHES NOMINAL
SECOND END SPLINE MINOR DIAMETER 0.8810 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER 0.9895 INCHES NOMINAL
SECOND END SPLINE QUANTITY 20
LARGEST STEP DIAMETER 1.247 INCHES MINIMUM AND 1.248 INCHES MAXIMUM
OVERALL LENGTH 19.590 INCHES NOMINAL
STEP QUANTITY 2
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 7974245

Restrictions/Controls & Freight Information | NSN 3040-00-888-3779

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious 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 593 unknown
Originating Activity Code BE
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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