ST3M404C20
View detailed technical data, stock status, and sourcing information for: ST3M404C20
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A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.
3b thread class, slotted, hexagon nut style, right-hand thread direction, 0.625 inches nominal nut height, 1.852 inches minimum and 1.877 inches maximum width across flats
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3b
- Thread Direction
- right-hand
- Nut Style
- slotted, hexagon
- Nut Height
- 0.625 inches nominal
- Width Across Flats
- 1.852 inches minimum and 1.877 inches maximum
- Temp Rating
- 800.0 fahrenheit nominal
- Thread Series
- unjf
- Thread Quantity Per Inch
- 12
- Nominal Thread Size
- 1.250 inches
- Countersink Angle
- 110.0 degrees nominal nut
- Bearing Surface Type
- washer faced
- Special Features
- dyed brown
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams 5735 assn std single material response overall
- Surface Treatment
- passivate overall
- Specification/Standard Data
- 76301-st3-404 manufacturers standard
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 |
|---|---|
| 74640C20 | Nut,plain,slotted,hexagon |
| E10080-20 | Nut,plain,slotted,hexagon |
| ST3M404C20 | Nut,plain,slotted,hexagon |
FAQs
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What is the FSCG of the NSN 5310-00-522-9655?
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Does NSN 5310-00-522-9655 require demilitarization?
Does NSN 5310-00-522-9655 contain precious materials?
Does NSN 5310-00-522-9655 contain hazardous materials?
When the NSN 5310-00-522-9655 was assigned to the Federal Catalog?
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