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BACB30LT4D28
Bolt
Description
Fastener Length: 2-21/64", Thread: 1/4-28, Thread Length: 25/64"
Specifications
| Fastener Length | 2.278 inches minimum and 2.328 inches maximum |
|---|---|
| Grip Diameter | 0.2479 inches minimum and 0.2495 inches maximum |
| Grip Length | 1.740 inches minimum and 1.760 inches maximum |
| Head Height | 0.154 inches minimum and 0.174 inches maximum |
| Head Style | Double hexagon |
| Length | 2 21/64 |
| Material | Steel |
| Material Specification | Ams 5737 assn std single material response |
| Min. Tensile Strength (psi) | 110000 pounds per square inch |
| Part Name Assigned By Controlling Agency | Bolt, 12 point head, short thread, close tol, a286 cres, 110 ksi min shear |
| Special Features | Drilled shank having nominal hole diameter of 0.070 inches centered approximatly 0,117 inches from threaded end |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Ams qq-p-416, ty 2, cl 2 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.384 inches minimum and 0.394 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.430 inches minimum and 0.439 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for BACB30LT4D28. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error