OSG
#4-40 UNC Powdered Metal Tap, Steam Oxide - OSG 1770501
MFR# 1770501Series 313NI
$47.96List $61.51
Save 22%
In stock - ships in 1-3 business days
Request a quote
- Fast sourcing
- Regrinding available
- 20+ yrs expertise
Flutes3
Thread size#4-40
CoatingSteam Oxide
Description
The OSG 1770501 is a #4-40 UNC Powdered Metal tap with a Steam Oxide finish. 3 flutes.
Specifications
ChamferBottoming
Class of fit2B
Coating finishSteam Oxide
Coolant throughNo
Flute directionRight Hand
Flute styleSpiral
Helix angle10
MaterialPowdered Metal
Material applicationStainless Steel; Hardened Steel; Titanium; High-Nickel Alloy
Neck length1.712
Number of flutes3
Overall length in1-7/8
Shank diameter0.323
Shank length0.1410
Square length0.1875
Square size0.11
Threads per inch40
Thread directionRight Hand
Thread length0.559
Thread limitH2
Thread size in#4-40
Thread standardUNC
Can't find your exact tool?Send us a part number — we'll cross-reference it.
Dull tools?Regrinding extends tool life and saves cost.
Alternate & equivalent tools
Matched on diameter, flute count, and material. Need a specific brand or coating? Cross-reference this tool.
Spec-matched alternates load as the catalog fills in. Meanwhile, browse the End Mills collection and filter by diameter, flutes & length of cut.