NSN 3040-00-072-8880 Repair Services

Shouldered Shaft Overhaul, Repair, and Maintenance

MPN: 3-13420-1

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 3040-00-072-8880 shouldered shaft
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NSN 3040000728880


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FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 3040-00-072-8880 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 3040-00-072-8880 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 3040-00-072-8880
Categorization Transmission shafts and cranks, except camshafts and crankshafts
Repairability Code N

Approximate Weight 0.5lb
First End Style Splined (straight)
End Similarity Not identical
Second End Style Circular grooved and splined (straight)
Second End Groove Width Between 0.0560 inches and 0.0610 inches
Second End Groove Diameter Between 1.1700 inches and 1.1800 inches
Overall Length 5.700 inches
First End Diameter Between 1.4050 inches and 1.4150 inches
First End Spline Length Between 1.040 inches and 1.080 inches
First End Spline Minor Diameter Between 1.1780 inches and 1.1860 inches
First End Spline Major Diameter Between 1.3100 inches and 1.3110 inches
Second End Distance From End To Groove Between 1.210 inches and 1.250 inches
Second End Diameter Between 1.4970 inches and 1.4990 inches
Second End Spline Length Between 1.340 inches and 1.380 inches
Second End Spline Minor Diameter 1.0600 inches
Second End Spline Major Diameter Between 1.4050 inches and 1.4150 inches
Step Quantity 8
Largest Step Diameter Between 1.497 inches and 1.499 inches
Surface Finish 125.0 microinches
Material Steel comp 17-4ph

Part Numbers

Part Number Company RNAAC (Repair Depot)
3-13420-1 NORTHROP GRUMMAN SYSTEMS CORPORATION SB - 645 MSSQ/MSIAPCS
3-13420-1 NORTHROP GRUMMAN TECHNICAL SERVICES, ZZ - USA
3-13420-1 NORTHROP GRUMMAN SYSTEMS CORPORATION ZZ - USA