National Stock Number
Machine Screw — Screws (FSC 5305) · Part No. MS51960-63L
| National Stock Number | 5305-01-388-5109 |
|---|---|
| Item name | Machine Screw |
| Part number (commercial reference) | MS51960-63L |
| Alternate references | FF-S-92 |
| Unit of issue | EA |
| NIIN | 013885109 |
| NIIN assigned by | United States (NCB code 01) |
| Federal Supply Class (FSC) | 5305 — Screws |
| Federal Supply Group (FSG) | 53 — Hardware and Abrasives |
| Unit price (USD) | $70.09 |
| 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 screw. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Fastener Length | 0.377 Inches Minimum And 0.380 Inches Maximum |
|---|---|
| Head Style | Flat Countersunk |
| Nominal Thread Diameter | 0.190 Inches |
| Screw Material | Steel Comp 301 Or Steel Comp 302 Or Steel Comp 302B Or Steel Comp 303 Or Steel Comp 303Se Or Steel Comp 304 Or Steel Comp 304L Or Steel Comp 305 Or Steel Comp 308 Or Steel Comp 309 Or Steel Comp 309S Or Steel Comp 310 Or Steel Comp 310S Or Steel Comp 314 Or Steel Comp 316 Or Steel Comp 316L Or Steel Comp 317 Or Steel Comp 321 Or Steel Comp 347 Or Steel Comp 348 Or Steel Comp 384 Or Steel Comp 385 |
| Screw Surface Treatment | Passivate |
| Thread Series Designator | Unf |
| Thread Class | 2A |
| Thread Quantity Per Inch | 28 |
Externally threaded fasteners designed to be turned to assemble or adjust parts, including machine screws, cap screws, socket-head cap screws, set screws, self-tapping and thread-forming screws. This is the largest single class in the U.S. supply system and covers a vast range of thread sizes, drive types, head styles, and materials.
Price in context. Across the 2,357 items we currently stock in FSC 5305 (Screws), published unit prices run from $0.03 to $14,752.17. At $70.09, this item sits well above the class median of $10.52 — typical of assemblies and higher-value line items in this class.
Typical applications. Structural and panel assembly, equipment enclosures, brackets, access covers, and virtually every mechanical assembly across ground vehicles, aircraft, ships, and support equipment.
Applicable standards. ASME B18.3 / B18.6.3, MIL-DTL / NASM / MS and AN series, ISO metric threads; common materials include carbon and alloy steel, 300/400-series stainless, and A2/A4 stainless per ISO 3506.
NSN 5305-01-388-5109 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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