screws › socket head cap screws
NAS1635-02-28
Socket Head Cap Screw
Description
Fastener Length: 1-3/4", Thread: 2-56, Thread Length: 1-3/4
Specifications
| Fastener Length | 1.690 inches minimum and 1.750 inches maximum |
|---|---|
| Head Diameter | 0.306 inches minimum and 0.322 inches maximum |
| Head Height | 0.105 inches minimum and 0.115 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 3/4 |
| Material | CRES |
| Min. Tensile Strength (psi) | 35000 pounds per square inch |
| Screw Material | Steel corrosion resisting |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Q-p-35 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.086 |
| Thread Direction | Right-hand |
| Thread Length | 1.714 inches minimum and 1.750 inches maximum |
| Thread Qty | 56 |
| Thread Qty Per Inch (tpi) | 56 |
| Thread Series Designator | UNC |
| Thread Size | 2 |
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 NAS1635-02-28. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error