Spec hardware, served at warp speed.

bolts › machine bolts

BACB30LJ6DU19

Bolt

View quote list → Saved parts →

Description

Fastener Length: 1-43/64", Thread: 3/8-24, Thread Length: 31/64"

Specifications

Distance From Head Largest Bearing Surface To Shank Hole Center 1.472 inches minimum all holes and 1.522 inches maximum all holes
Fastener Length 1.643 inches minimum and 1.673 inches maximum
Grip Diameter 0.3740 inches minimum and 0.3745 inches maximum
Grip Length 1.178 inches minimum and 1.198 inches maximum
Head Height 0.188 inches minimum and 0.203 inches maximum
Head Style Undercut hexagon
Length 1 43/64
Material Iron
Shank Unthreaded Hole Diameter 0.106 inches minimum first hole and 0.116 inches maximum first hole
Specification Data 81205-bacb30lj manufacturers standard
Surface Finish 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads
Surface Treatment Passivate
Thread Class 3a
Thread Diameter 0.375
Thread Direction Right-hand
Thread Length 0.445 inches minimum and 0.495 inches maximum
Thread Qty 24
Thread Qty Per Inch (tpi) 24
Thread Series Designator UNF
Thread Size 3/8
Width Between Flats 0.553 inches minimum and 0.564 inches maximum

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 BACB30LJ6DU19. Try the cross-reference lookup to search by a different part number.

Catalog data updated 2026-07-05. Report a data error