Part Number
Quick Disconnect Coupling Half · Military specification (M-prefix) · NSN 4730-01-186-8122
| Part number | M4109-13-08-00-C |
|---|---|
| Specification family | Military specification (M-prefix) |
| Item name | Quick Disconnect Coupling Half |
| Alternate references | MIL-C-4109; AA59439-013-08-00-C; A-A-59439; AA59439-13-08-00C |
| Unit of issue | EA |
| Cross-referenced NSN | 4730-01-186-8122 |
| Federal Supply Class (FSC) | 4730 — Fittings and Specialties; Hose, Pipe, and Tube |
| Unit price (USD) | $3.85 |
| Country of origin | Türkiye (Turkey) |
| Lead time | Within 90 days of order |
| Minimum order | May apply — confirm on quote |
| Documentation | Source documentation provided on all orders |
Characteristics decoded from the federal cataloging record for this quick disconnect coupling half. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Steel Body |
|---|---|
| Overall Length | 2.200 Inches Nominal |
| Surface Treatment | Cadmium Body |
| Thread Series Designator | Npt All Ends |
Fluid-line connection hardware including tube and pipe fittings, adapters, elbows, tees, unions, couplings, nipples, and bushings used to join, branch, and terminate hose, pipe, and tube.
A male steel push-pull quick-disconnect coupling half with NPT threads and 0.562-inch nominal size.
Reading the part number. M4109-13-08-00-C is a vendor part number for this quick disconnect coupling half. If your documentation lists a different reference for the same item, include it on the quote and we will confirm the cross-reference.
Price in context. Across the 317 items we currently stock in FSC 4730 (Fittings and Specialties; Hose, Pipe, and Tube), published unit prices run from $0.38 to $11,915.64. At $3.85, this item sits well below the class median of $26.28 — commodity hardware usually bought in volume.
Who orders M4109-13-08-00-C. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 4730-01-186-8122. You can order by part number or by stock number — it is the same item, the same published price, and the same quote form.
Applicable standards. MS/AN flare and flareless fittings, SAE J514, MIL-DTL; steel, stainless, brass, and aluminum.
Need this part modified, or a similar part made to your print? See our U.S.-based CNC machining services and aerospace machining capability.
Country of origin: Türkiye (Turkey). Turkey is a NATO ally and a normal-trade-relations partner of the United States, and Turkish-origin end items are eligible for a wide range of U.S. federal and DLA procurements.
TAA note: Turkey is not a Trade Agreements Act (TAA) designated country, so these items are generally not eligible for TAA-covered solicitations. They are offerable under the Buy American Act and many non-TAA DLA buys. Buyers are responsible for confirming the origin requirements of their specific solicitation.
Full country-of-origin and source documentation is provided with every order. Fulfillment within 90 days of order. Minimum order may apply.
Items are supplied as stock mil-spec / commercial hardware with source documentation and country-of-origin paperwork on every order. Parts are not supplied with an FAA Form 8130-3 airworthiness tag unless expressly stated on the quote. Buyers installing hardware on certificated aircraft are responsible for acceptance under their own maintenance program, repair station procedures, or owner/operator authority.
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