48A7858
View detailed technical data, stock status, and sourcing information for: 48A7858
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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.
round center hole shape style, 0.032 inches nominal thickness, 0.375 inches minimum and 0.406 inches maximum hole diameter, round peripheral shape style, rectangular cross-sectional shape style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Cross-Sectional Shape Style
- rectangular
- Hole Diameter
- 0.375 inches minimum and 0.406 inches maximum
- Peripheral Shape Style
- round
- Center Hole Shape Style
- round
- Thickness
- 0.032 inches nominal
- Overall Diameter
- 0.531 inches minimum and 0.562 inches maximum
- Material
- copper alloy 101 or copper alloy 102 or copper alloy 104 or copper alloy 105 or copper alloy 107 or copper alloy 110 or copper alloy 113 or copper alloy 114 or copper alloy 116 or copper alloy 120 or copper alloy 121 or copper alloy 122 or copper alloy 123 or copper alloy 125 or copper alloy 127 or copper alloy 128 or copper alloy 130 or copper alloy 142 overall
- Material Document And Classification
- qq-c-502 fed spec single material response overall
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-01-073-7030 | No Name Available | 12/01/2011 |
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 |
|---|---|
| 270AS129 | Flat Washer |
| 270AS129-1 | Flat Washer |
| 48A7858 | Flat Washer |
| 725-013 | Flat Washer |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-01-315-8870?
Does the NSN 5310-01-315-8870 have a Schedule B code assigned?
Does NSN 5310-01-315-8870 require demilitarization?
Does NSN 5310-01-315-8870 contain precious materials?
Does NSN 5310-01-315-8870 contain hazardous materials?
When the NSN 5310-01-315-8870 was assigned to the Federal Catalog?
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Pricing
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