THREADING/STYLE/FORMING/285

General Purpose Class of Fit Taps

EDP: 2866000
1/4-28 2B BOTT NU-ROLL
Description
P

Steel

Medium Carbon Steel : 1035; 1045
Low Carbon Steel : 1010; 1018

Good
Best
N

Non-Ferrous

Aluminum : 6061; 7075
Aluminum : Casting

Good
Best
P

Steel

Medium Carbon Steel : 1035; 1045
Low Carbon Steel : 1010; 1018

Good
Best
N

Non-Ferrous

Aluminum : 6061; 7075
Aluminum : Casting

Good
Best
Description
Semi-premium taps made from premium high speed steel for general purpose tapping applications.
Features & Benefits
2B Class of Fit Eliminates the need to choose the correct thread limit
Stocked
ALTERNATIVE PRODUCT

CAN: 8 In stock

USA: 115 In stock

MOQ: 1

Add to List
Thread Size - Inch1/4
Thread TypeUNF
Threads Per Inch28
Class of Fit2B
Chamfer TypeBottom (2.25P)
Major Diameter - Inch0.25
Thread Length - Inch (Lc)0.594
Tap Drill Size Min - Inch0.231786
Tap Drill Size Max - Inch0.235429
Neck Length - Inch (L1)0.996
Overall Length - Inch (L)2.5
Square Length - Inch (Ik)0.3125
Shank Diameter - Inch (d)0.255
Square Width - Inch (k)0.191
STI ThreadNo
SubstrateHSS
Surface TreatmentBRIGHT
Coolant ThruNo
Cutting DirectionRH
Interrupted ThreadNo
View Catalog PageHere
STP DrawingDownload
NotesOther coatings are available upon request. See page 784 for tap drill recommendations.

Downloads


Basic 3D Model (STP)

2D Drawing(DXF)

X