Part Number
Hexagon Self-Locking Nut · Military specification (M-prefix) · NSN 5310-01-441-9209
| Part number | M32258-UAC06 |
|---|---|
| Specification family | Military specification (M-prefix) |
| Item name | Hexagon Self-Locking Nut |
| Alternate references | MIL-N-25027; M25027/1-6C; 122-6600359 SH; 255753 PIECE 46 |
| Unit of issue | EA |
| Cross-referenced NSN | 5310-01-441-9209 |
| Federal Supply Class (FSC) | 5310 — Nuts and Washers |
| Unit price (USD) | $12.27 |
| 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 hexagon self-locking nut. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Nickel Alloy R-405 Nut |
|---|---|
| Material | Plastic Polyamide Locking Insert |
| Thread Quantity Per Inch | 16 |
| Thread Class | 3B |
Internally threaded fasteners (hex nuts, lock nuts, castle nuts, wing nuts, self-locking nuts) and washers (flat, lock, spring, and special washers) used to distribute load and secure threaded assemblies.
Reading the part number. M32258-UAC06 is a vendor part number for this hexagon self-locking nut. 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 1,144 items we currently stock in FSC 5310 (Nuts and Washers), published unit prices run from $0.12 to $68,673.00. At $12.27, this item sits above the class median of $8.76.
Who orders M32258-UAC06. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 5310-01-441-9209. 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. ASME B18.2.2 / B18.16, B18.21 / B18.22, NASM/MS series; steel, stainless, and self-locking (nylon-insert and all-metal) designs.
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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