0.625-11UNC-3AX1.250LG STL
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A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See bolt, machine and bolt, clevis.
flat chamfer head style, 1.250 inches nominal fastener length, 1.250 inches nominal thread length, right-hand thread direction, 3a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 1.250 inches nominal
- Fastener Length
- 1.250 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.921 inches minimum and 0.938 inches maximum
- Head Height
- 0.616 inches minimum and 0.625 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.625 inches
- Width Across Flats
- 0.500 inches nominal
- Thread Quantity Per Inch
- 11
- Special Features
- self locking
- Material
- steel uns k03104 overall
- Material Document And Classification
- ff-s-86 fed std single material response or astm a574 assn std single material response overall
- Thread Series Designator
- unc
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 0.625-11UNC-3AX1.250LG STL | Socket Head Cap Screw |
| 2642-785-01 ITEM 102 | Socket Head Cap Screw |
| 36164-289 | Socket Head Cap Screw |
| 845-4558738 ITEM 102 | Socket Head Cap Screw |
FAQs
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What is the FSCG of the NSN 5305-01-479-9567?
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Does NSN 5305-01-479-9567 require demilitarization?
Does NSN 5305-01-479-9567 contain precious materials?
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When the NSN 5305-01-479-9567 was assigned to the Federal Catalog?
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