5305-00-891-1443
Find complete technical information, availability, and procurement data for: 5305-00-891-1443
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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.
0.364 inches minimum and 0.384 inches maximum head diameter, 1.250 inches nominal fastener length, 1.250 inches minimum thread length, 2a thread class, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.250 inches minimum
- Fastener Length
- 1.250 inches nominal
- Head Diameter
- 0.364 inches minimum and 0.384 inches maximum
- Head Height
- 0.088 inches minimum and 0.102 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity Per Inch
- 32
- Material
- steel corrosion resisting overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- unc
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| BL-8415 | Socket Head Cap Screw |
| LP57T82P20 | Socket Head Cap Screw |
FAQs
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Does NSN 5305-00-891-1443 require demilitarization?
Does NSN 5305-00-891-1443 contain precious materials?
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When the NSN 5305-00-891-1443 was assigned to the Federal Catalog?
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