EDP: 5902817 - Part Number: 16IRB12UN TT9030 - Series: American UN, Internal, RH/LH B-Type

Careers About Us

Big Cutter One - Next Stop

,

Big Cutter Two - Next Stop

,

Visit the Big Cutter Page

In-Person
Seminars

View our Schedule

Mobile
Seminars

View our Schedule

View the Trade Shows page...

Our Upcoming Trade Shows

	Show Name	Dates	Location	Website
1	ISA26 (Industrial Supply Association)	April 21–22, 2026	Huntington Convention Center, Cleveland, OH	Show Website
2	IMTS2026 (International Manufacturing Technology Show)	September 14 thru 19, 2026	McCormick Place, Chicago, IL	Show Website

Contact Us
Address:

Ingersoll Cutting Tools
845 S. Lyford Rd.
Rockford, Illinois 61108

Phone or E-Mail:

- 815-387-6600
- info@ingersoll-imc.com

Tech
Support

For Technical Questions

Customer
Service

Get General Assistance

Home > TThread Inserts > American UN, Internal, RH/LH B-Type > 5902817 16IRB12UN TT9030

EDP: 5902817
Part: 16IRB12UN TT9030
Series: American UN, Internal, RH/LH B-Type

View STEP

IC Inscribed Circle Dia.

0.375

TPI Threads Per Inch

12

RE Corner Radius

0.005

INSL Insert Length

0.649

PDX Profile Distance Ex

0.047

PDY Profile Distance Ey

0.039

THFT Thread Form Type

UN60 - Unified 60°

TTP Thread Type

Internal

TPT Thread Profile Type

Full

NOI Number of Indexes

3

NT Tooth Count

1

TCTR Thread Tolerance Class

2B

IH Insert Hand

Right

Available : 15
International: 230

Product Series Features:

Pressed Chipbreaker/Peripheral Ground
Full Profile
UN, UNC, UNF, UNEF
ANSI B1, 3M-1986, Class: 2B

IC - Inscribed Circle Dia.	0.375
TPI - Threads Per Inch	12
RE - Corner Radius	0.005
INSL - Insert Length	0.649
PDX - Profile Distance Ex	0.047
PDY - Profile Distance Ey	0.039
THFT - Thread Form Type	UN60 - Unified 60°
TTP - Thread Type	Internal
TPT - Thread Profile Type	Full
NOI - Number of Indexes	3
NT - Tooth Count	1
TCTR - Thread Tolerance Class	2B
IH - Insert Hand	Right
STEP Light File
STEP Detailed File

Related Tools
Operating Guidelines

Photo of TThread

TThread
C_-SIR/L - Internal Holder

C-Adapter (ISO 26623-1)
Lay Down Threading Inserts
Screw Held
C4-C6
Coolant Thru

Photo of TThread

TThread
DTC-SIR/L - Int./Ext. Modular Head

Lay Down Threading Inserts
Screw Held
T-Modular Connection
25-40 mm
Coolant Thru

Photo of TThread

TThread
SIR/L - Internal Holder

Lay Down Threading Inserts
Screw Held
.375-2.500" Shank

Photo of TThread

TThread
SIR/L-C - Internal Holder, Carbide Shank

Lay Down Threading Inserts
Screw Held
8 mm & .250-.625" Shank
Coolant Thru

Operating Guidelines