Product Details | SHOULDERED SHAFT

3040-01-493-8979 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: B831610020, B831-6100-20, 5967409743, 596-7409743, 596740974320, 596-7409743-20, 3040-01-493-8979, 01-493-8979, 3040014938979, 014938979

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 24 JAN 2002 01-493-8979

Drawings & Photos | NSN 3040-01-493-8979


Cross Reference | NSN 3040-01-493-8979

Part Number Cage Code Manufacturer
596-7409743 53711 NAVAL SEA SYSTEMS COMMAND
596-7409743-20 53711 NAVAL SEA SYSTEMS COMMAND
B831-6100-20 96169 ELECTRIC BOAT CORPORATION

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Technical Data | NSN 3040-01-493-8979

Characteristic Specifications
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
FIRST END STYLE 8 SPLINED
FIRST END KEYWAY WIDTH 0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM
FIRST END EXTERNAL KEYWAY LENGTH 3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM
FIRST END DIAMETER 1.2492 INCHES MINIMUM AND 1.2496 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 6 WOODRUFF KEYWAY
SECOND END DIAMETER 1.4370 INCHES NOMINAL
SECOND END SPLINE LENGTH 2.500 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER 1.5560 INCHES NOMINAL
SECOND END SPLINE QUANTITY 22
OVERALL LENGTH 10.500 INCHES NOMINAL
SPECIAL FEATURES MATERIAL IS NICKLE COPPER ALLUMINUM
III END ITEM IDENTIFICATION LOS ANGELES CLASS SSN (688); DRIVE ASSEMBLY, RAMMER

Restrictions/Controls & Freight Information | NSN 3040-01-493-8979

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem 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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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

Management | NSN 3040-01-493-8979

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each