USA-English (EN)-inch
E0287/8
E0287/8
E0287/8
E0287/8
Main properties
Material ID: 5974055
Product Code: E0287/8
Availability In stock
Availability in Distribution Centres:
Americas Distribution Center(default): 8 pcs
Europe Distribution Center: 0 pcs
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Description

Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Coarse thread UNC 7/8 inch with 9 TPI and 3B class of fit with H4 pitch diameter limits, dimensions according to ANSI standard with 0.6970 inch shank and 0.5230 inch square drive, powder metallurgical HSS-E with steam tempered surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications


Product Feature

Steam Tempered (Steam Oxide) Surface Treatment
Thread Form, Unified Coarse
ANSI – Tap Standards
Thread tolerance class 3B
Blind Hole Application
2.5×D Usable Tool Depth to Diameter Ratio
High Speed Cobalt Powder Metal Tool Material
Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)

Product Detail

DescriptionValue
Product nameE0287/8
Ordering code ANSIE0287/8
EAN number7320760581797
Clamping width - inch (WSC)0.523 inch
Connection diameter - inch (DCON MS)0.697 inch
Flute count (NOF)3
Overall length - fractional inch (OAL)4.11/16
Overall length - inch (OAL)4.6875 inch
Premachined hole diameter - imperial (PHD)49/64
Premachined hole diameter - inch (PHD)0.7677 inch
Thread diameter size (TDZ)7/8
Threading length - inch (THL)0.9843 inch
Threads per inch (TPI)9
Tolerance limitH4
ISOE0287/8
ANSIE0287/8
Brand NameDormer Pramet
Net weight - grams205.9
Gross weight - grams205.9
EDP number0581797

Cutting Conditions