- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.620 inches minimum and 0.700 inches maximum
- Fastener Length
- 0.928 inches minimum and 0.948 inches maximum
- Head Style
- Double hexagon W/hole
- Head Height
- 0.220 inches minimum and 0.240 inches maximum
- Width Between Flats
- 0.212 inches minimum and 0.220 inches maximum
- Extended Washer Diameter
- 0.302 inches minimum and 0.322 inches maximum
- Extended Washer Thickness
- 0.040 inches minimum and 0.050 inches maximum
- Hole Diameter
- 0.060 inches nominal
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 0.248 inches minimum and 0.308 inches maximum
- Hole Quantity
- 4
- Hole Type
- Drilled
- Features Provided
- Finished head
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 130000 pounds per square inch
- Hardness Rating
- 248.0 brinell standard minimum overall and 341.0 brinell standard maximum overall
- Hole Configuration Style
- Double hexagon longitudinal hole
- Criticality Code Justification
- TEST
- Surface Finish
- 32.0 microinches bearing surface of head
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5732 assn std single material response overall
- Test Data Document
- 91547-+6808 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.).
- Thread Series Designator
- UNF
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.