A2500-054
View detailed technical data, stock status, and sourcing information for: A2500-054
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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.
dry film lubricant lubrication, 3b thread class, right-hand thread direction, 0.352 inches minimum base counterbore diameter, prevailing torque all metal design locking feature
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
- Locking Feature
- prevailing torque all metal design
- Counterbore Diameter
- 0.352 inches minimum base
- Lubrication
- dry film lubricant
- Overall Height
- 0.798 inches maximum
- Mounting Hole Diameter
- 0.130 inches minimum and 0.135 inches maximum
- Nut Style
- plate
- Nut Length
- 1.280 inches nominal
- Nut Height
- 0.410 inches maximum
- Plate Thickness
- 0.018 inches nominal
- Plate Width
- 0.762 inches maximum
- Nut Counterbore Depth
- 0.135 inches minimum base
- Nut Mounting Provision
- straight holes
- Mounting Hole Arrangement Style
- 2 holes
- Distance From Aperture Center To Mounting Hole Center
- 0.495 inches minimum and 0.505 inches maximum
- Center To Center Distance Between Mounting Holes Along Length
- 0.998 inches minimum and 1.002 inches maximum
- Temp Rating
- -80.0 fahrenheit minimum and 250.0 fahrenheit maximum
- Thread Series
- unjf
- Features Provided
- floating nut
- Thread Quantity Per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Material
- aluminum alloy base
- Material
- rubber synthetic seal
- Material
- steel nut
- Material
- steel shell
- Material Document And Classification
- mil-r-6855,cl 1 mil spec single material response seal
- Surface Treatment
- anodize base
- Surface Treatment
- cadmium and chromate nut
- Surface Treatment
- cadmium and chromate shell
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5310-00-008-8479 | No Name Available | 10/20/1974 |
| 5310-00-123-8925 | No Name Available | 07/01/1986 |
| 5310-00-576-8035 | No Name Available | 06/10/1968 |
| 5310-00-836-3880 | No Name Available | 03/09/2009 |
| 5310-00-964-9511 | No Name Available | 10/20/1974 |
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 |
|---|---|
| A2500-054 | Plate Self-Locking Nut |
| A2502-054 | Plate Self-Locking Nut |
| BACN10EN5E | Plate Self-Locking Nut |
| F1968-5 | Plate Self-Locking Nut |
| FMA2502-054 | Plate Self-Locking Nut |
| NAS1473A5 | Plate Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-974-6614?
Does the NSN 5310-00-974-6614 have a Schedule B code assigned?
Does NSN 5310-00-974-6614 require demilitarization?
Does NSN 5310-00-974-6614 contain precious materials?
Does NSN 5310-00-974-6614 contain hazardous materials?
When the NSN 5310-00-974-6614 was assigned to the Federal Catalog?
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