Product Details | STRAIGHT SHAFT

3040-01-374-3977 A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.20310050000101500003040000000

Part Alternates: 1244322615, 124-4322615, 124-4322615 PC12, 1244322615PC12, 3040-01-374-3977, 01-374-3977, 3040013743977, 013743977

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 22 APR 1993 01-374-3977

Drawings & Photos | NSN 3040-01-374-3977


Demand History | NSN 3040-01-374-3977

Part Number Request Date QTY Origin
3040-01-374-3977 2024-09-270 45 DIBBS
3040-01-374-3977 2024-01-18 32 DIBBS
3040-01-374-3977 2022-10-285 16 DIBBS
3040-01-374-3977 2020-10-282 30 DIBBS
3040-01-374-3977 2020-04-98 32 DIBBS
3040-01-374-3977 2010-07-208 5 DIBBS
3040-01-374-3977 2010-07-205 32 DIBBS
3040-01-374-3977 2010-06-179 1 DIBBS
3040-01-374-3977 2010-05-132 1 DIBBS

Cross Reference | NSN 3040-01-374-3977

Part Number Cage Code Manufacturer
124-4322615 53711 NAVAL SEA SYSTEMS COMMAND
124-4322615 PC12 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 3040-01-374-3977

Characteristic Specifications
MATERIAL STEEL COMP 304
FIRST END STYLE 9 INTERNAL THREADED
FIRST END DIAMETER 0.8750 INCHES MAXIMUM
FIRST END INTERNAL THREAD LENGTH 1.5000 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 30 CIRCULAR GROOVED AND EXTERNALLY THREADED
SECOND END GROOVE WIDTH 0.0938 INCHES NOMINAL
SECOND END GROOVE DIAMETER 0.7188 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE 6.1250 INCHES NOMINAL
SECOND END DIAMETER 0.7188 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH 1.3125 INCHES NOMINAL
OVERALL LENGTH 7.4375 INCHES NOMINAL
SPECIAL FEATURES EXTERNAL THREADS ARE 7/8-9UNC-2A,INTERNAL THREADS ARE 5/16-24 UNF-2B

Restrictions/Controls & Freight Information | NSN 3040-01-374-3977

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.
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 3040-01-374-3977

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each