Part Number
Extension Helical Spring · OEM / vendor part number · NSN 5360-00-825-3413
| Part number | E500-041-225 |
|---|---|
| Specification family | OEM / vendor part number |
| Item name | Extension Helical Spring |
| Alternate references | SAE-AS13572; MS24586-C170; MS24586-C170-MS24586C170-SAE-AS13572; MS24586C170 |
| Unit of issue | EA |
| Cross-referenced NSN | 5360-00-825-3413 |
| Federal Supply Class (FSC) | 5360 — Coil, Flat, and Wire Springs |
| Unit price (USD) | $1.75 |
| 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 extension helical spring. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Steel Comp 302 Overall Or Steel Comp 304 Overall |
|---|---|
| Inside Diameter | 0.418 Inches Nominal |
| Surface Treatment | Passivate Overall |
Mechanical springs including compression, extension, torsion, flat, and wire-form springs that store and release mechanical energy.
Reading the part number. E500-041-225 is a vendor part number for this extension helical spring. 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 93 items we currently stock in FSC 5360 (Coil, Flat, and Wire Springs), published unit prices run from $0.87 to $4,030.29. At $1.75, this item sits well below the class median of $37.50 — commodity hardware usually bought in volume.
Who orders E500-041-225. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 5360-00-825-3413. 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. ASTM A228/A229/A401 spring wire, SAE and MIL specs.
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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