screws › close tolerance screws
BACB30LU5-19
Screw
Description
Fastener Length: 1-43/64", Thread: 1/4-24, Thread Length: 31/64"
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Fastener Length | 1.642 inches minimum and 1.672 inches maximum |
| Grip Diameter | 0.3110 inches minimum and 0.3120 inches maximum |
| Grip Length | 1.178 inches minimum and 1.198 inches maximum |
| Head Diameter | 0.574 inches minimum and 0.637 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 43/64 |
| Material | Steel |
| Surface Finish | 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.444 inches minimum and 0.494 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for BACB30LU5-19. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error