NSN 4730-00-076-9840 Repair Services

Flange Elbow Overhaul, Repair, and Maintenance

MPN: 3655G25B40

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4730-00-076-9840 flange elbow
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NSN 4730000769840


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AS9120B:2015 ISO 9001 Audited and Certified

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 4730-00-076-9840 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 4730-00-076-9840 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4730-00-076-9840
Categorization Aluminum tube or pipe fittings (couplings,elbows sleeves)
Repairability Code

Approximate Weight 1.7lb
Thread Class 2a inlet
Bolt Hole Quantity 4 1st end
Connection Style Plain (tube) 2nd end
Leg Length 3.375 inches 1st end
Width 3.000 inches 1st end
Length 3.062 inches 1st end
Flange Shape Rectangular with holes 1st end
Connection Type Threaded internal tube inlet
Thready Qty Per Inch (tpi) 12 inlet
Inlet Location Right-hand side single inlet
Thread Size 3.125 inches inlet
Flow Angle 90.0 degrees
Thickness 0.438 inches 1st end
Bolt Hole Diameter 2.375 inches 1st end
Center To Center Distance Between Bolt Holes Along Width 2.344 inches 1st end
Flange Face Design Plain with gasket groove 1st end
Outside Diameter Tube Accommodated 0.250 inches inlet
Special Features Furnished w/nut assembly and tube coupling
Material Aluminum
Surface Treatment Anodize
Thread Series Designator Un inlet
Furnished Items And Quantity 1 short coupling nut and 2 flat washer

Part Numbers

Part Number Company RNAAC (Repair Depot)
3655G25B40 TRANSDIGM INC AX - DLA LAND AND MARITIME