National Stock Number
Machine Bolt — Bolts (FSC 5306)
| National Stock Number | 5306-01-121-5470 |
|---|---|
| Item name | Machine Bolt |
| Unit of issue | EA |
| NIIN | 011215470 |
| NIIN assigned by | United States (NCB code 01) |
| Federal Supply Class (FSC) | 5306 — Bolts |
| Federal Supply Group (FSG) | 53 — Hardware and Abrasives |
| Unit price (USD) | $7.00 |
| 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 | 5.150 Inches Minimum And 5.250 Inches Maximum |
|---|---|
| Hardness Rating | 32.0 Rockwell C Minimum Overall And 38.0 Rockwell C Maximum Overall |
| Head Style | Hexagon |
| Material | Steel Comp 1013 Overall Or Steel Comp 1015 Overall Or Steel Comp 1016 Overall Or Steel Comp 1017 Overall Or Steel Comp 1018 Overall Or Steel Comp 1019 Overall Or Steel Comp 1020 Overall Or Steel Comp 1021 Overall Or Steel Comp 1022 Overall Or Steel Comp 1023 Overall Or Steel Comp 1025 Overall Or Steel Comp 1026 Overall Or Steel Comp 1029 Overall Or Steel Comp 1030 Overall Or Steel Comp 1033 Overall Or Steel Comp 1034 Overall Or Steel Comp 1035 Overall Or Steel Comp 1037 Overall Or Steel Comp 1038 Overall Or Steel Comp 1039 Overall Or Steel Comp 1040 Overall Or Steel Comp 1524 Overall Or Steel Comp 1527 Overall Or Steel Comp 1536 Overall Or Steel Comp 1541 Overall |
| Nominal Thread Diameter | 0.312 Inches |
| Surface Treatment | Zinc Overall |
| Thread Class | 2A |
| Thread Series Designator | Unc |
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.
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 $7.00, this item sits well below the class median of $20.50 — commodity hardware usually bought in volume.
Stock activity. This item has appeared once in our supplier stock feed, most recently listed 2026-07-08, with a lot quantity of 133 units. Listing activity is a practical signal of ongoing availability; confirm current stock and firm pricing on your quote.
Typical applications. Primary structural joints, chassis and frame assembly, engine mounts, and load-bearing connections where a through-bolt and nut are used.
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.
NSN 5306-01-121-5470 is supplied by Quick Brown Fox Solutions as a stock resale item. For custom-manufactured or prototype parts to your print, see our U.S.-based CNC machining services.
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.
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