Part Number
Machine Bolt · OEM / vendor part number · NSN 5306-01-128-5099
| Part number | J643P17D |
|---|---|
| Specification family | OEM / vendor part number |
| Item name | Machine Bolt |
| Unit of issue | EA |
| Cross-referenced NSN | 5306-01-128-5099 |
| Federal Supply Class (FSC) | 5306 — Bolts |
| Unit price (USD) | $8.76 |
| 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 machine bolt. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Fastener Length | 1.240 Inches Minimum And 1.260 Inches Maximum |
|---|---|
| Head Style | Double Hexagon Extended Washer |
| Material | Nickel Alloy 718 Overall |
| Nominal Thread Diameter | 0.190 Inches |
| Surface Treatment | Silver Overall |
| Thread Class | 3A |
| Thread Series Designator | Unjf |
| Thread Quantity Per Inch | 32 |
Externally threaded fasteners designed to be paired with a nut and used to hold two or more parts together, including hex bolts, structural bolts, eye bolts, U-bolts, plow bolts, and close-tolerance bolts.
Reading the part number. J643P17D is a vendor part number for this machine bolt. 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 1,062 items we currently stock in FSC 5306 (Bolts), published unit prices run from $0.35 to $15,770.70. At $8.76, this item sits well below the class median of $20.50 — commodity hardware usually bought in volume.
Who orders J643P17D. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 5306-01-128-5099. 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 B18.2.1, SAE J429 grades, ASTM A325/A490, MS/AN/NAS series; carbon, alloy, and corrosion-resistant steels with a range of plating and coating options.
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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