NAS428-6-26
View detailed technical data, stock status, and sourcing information for: NAS428-6-26
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A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.
2.750 inches minimum and 2.813 inches maximum fastener length, right-hand thread direction, 3a thread class, crowned hexagon head style, 2.687 inches minimum and 2.782 inches maximum thread length
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
- 2.687 inches minimum and 2.782 inches maximum
- Fastener Length
- 2.750 inches minimum and 2.813 inches maximum
- Head Style
- crowned hexagon
- Head Height
- 0.203 inches nominal
- Width Between Flats
- 0.553 inches minimum and 0.565 inches maximum
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 0.031 inches minimum and 0.063 inches maximum
- Features Provided
- finished head
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Material
- steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 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
- Specification/Standard Data
- 80205-nas428 professional/industrial association 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 |
|---|---|
| NAS428-6-26 | Machine Bolt |
FAQs
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Does NSN 5306-00-479-9148 require demilitarization?
Does NSN 5306-00-479-9148 contain precious materials?
Does NSN 5306-00-479-9148 contain hazardous materials?
When the NSN 5306-00-479-9148 was assigned to the Federal Catalog?
Professional Distribution
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