5306-00-721-3534
Find complete technical information, availability, and procurement data for: 5306-00-721-3534
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A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.
0.813 inches minimum and 0.844 inches maximum thread length, 3a thread class, 0.875 inches nominal fastener length, right-hand thread direction, crowned hexagon head style
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
- 0.813 inches minimum and 0.844 inches maximum
- Fastener Length
- 0.875 inches nominal
- Head Style
- crowned hexagon
- Head Height
- 0.141 inches nominal
- Width Between Flats
- 0.438 inches nominal
- Hole Diameter
- 0.046 inches nominal
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.031 inches minimum and 0.062 inches maximum
- Hole Quantity
- 1
- Hole Type
- drilled
- Features Provided
- finished head
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Hole Configuration Style
- hexagon flats
- Special Features
- supplied w/slot in end of shank
- Material
- steel comp 4037 or steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140 overall
- Material Document And Classification
- mil-b-6812 mil spec all material responses overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
- Thread Series Designator
- unf
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| NAS428KH4-7 | Machine Bolt |
FAQs
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