Product Details | SHOULDERED SHAFT

3040-00-956-6423 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: 3401451, 3-40145-1, 3040-00-956-6423, 00-956-6423, 3040009566423, 009566423

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 11 MAY 1966 00-956-6423

Drawings & Photos | NSN 3040-00-956-6423


Demand History | NSN 3040-00-956-6423

Part Number Request Date QTY Origin
3-40145-1 2025-05-142 30 DIBBS
3-40145-1 2025-05-131 30 DIBBS
3-40145-1 2025-03-83 13 DIBBS
3-40145-1 2025-03-72 13 DIBBS
3-40145-1 2024-05-149 17 DIBBS
3-40145-1 2024-05-135 17 DIBBS
3-40145-1 2023-12-345 17 DIBBS
3-40145-1 2023-11-333 17 DIBBS
3-40145-1 2021-01-19 13 DIBBS
3040-00-956-6423 2017-08-215 12 DIBBS
3040-00-956-6423 2017-02-45 12 DIBBS
3040-00-956-6423 2013-06-156 71 DIBBS
3040-00-956-6423 2009-10-292 57 DIBBS
3040-00-956-6423 2009-02-36 6 DIBBS
3040-00-956-6423 2009-02-36 41 DIBBS
3040-00-956-6423 2009-01-28 6 DIBBS
3040-00-956-6423 2009-01-28 41 DIBBS
3040-00-956-6423 2007-08-243 10 Turkey

Cross Reference | NSN 3040-00-956-6423

Part Number Cage Code Manufacturer
3-40145-1 06671 BETA CORP
3-40145-1 0JRC1 NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
3-40145-1 18446 DOYLE-NIDER INDUSTRIES INC DBA AMERICAN INDUSTRIES INC
3-40145-1 30205 MERCER PRODUCTS & MANUFACTURING COMPANY
3-40145-1 34336 TECT AEROSPACE INC. DBA TECT AEROSPACE SOUTHWEST
3-40145-1 3H683 INTERNATIONAL PRECISION, INC.
3-40145-1 50036 MIL-CRAFT MFG. INC.
3-40145-1 60631 TELEFLEX INC TELEFLEX DEFENSE SYSTEMS DIV
3-40145-1 6M132 SKYSPARES PARTS, INC
3-40145-1 6W944 CALEB MACHINE WORKS
3-40145-1 6Z800 A AND M AEROSPACE, INC.
3-40145-1 76823 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE

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Technical Data | NSN 3040-00-956-6423

Characteristic Specifications
MATERIAL STEEL COMP 4340
SURFACE FINISH 125.0 MICROINCHES
FIRST END STYLE 12 EXTERNAL THREADED
FIRST END DIAMETER 0.3714 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
OVERALL LENGTH 6.3680 INCHES NOMINAL
STEP QUANTITY 4
III END ITEM IDENTIFICATION UPLOCK MOUNTING MAIN LANDING GEAR,T-38A AIRCRAFT
MANUFACTURERS CODE 76823
DESIGN CONTROL REFERENCE 3-40145-1

Restrictions/Controls & Freight Information | NSN 3040-00-956-6423

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 SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 3040-00-956-6423

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Materiel Management Aggregation CodeXESU:T-38 TALON
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
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