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INSERT
IDENTIFICATION
THREADING
SYSTEM
Insert Identification System
16 E R M 1.50 ISO 2M IC808
1 2 3 4 5 6 7 8
1. Insert Size 6. Thread Standard
I (mm) IC 60 Partial Profile 60º
06 5/32" 55 Partial Profile 55º
08 3/16" ISO ISO Metric
11 1/4" UN American UN
16 3/8" W Whitworth
22 1/2" BSPT British BSPT
27 5/8" RND Round DIN 405
TR Trapeze DIN 103
ACME ACME
STACME Stub ACME
I
ABUT American Buttress
UNJ UNJ
IC
NPT NPT
API RD API Round
2. Application BUT API Buttress Casing
E External API API
I Internal H90 H-90
UE U-type, External EL Extreme Line Casing
UI U-type, Internal MJ ISO 5855
UEI U-type, External and Internal
7. No. of Teeth (Optional)
2M 2 teeth
3M 3 teeth
8. Grade
IC1007
U-Type Regular Type IC908
3. Hand of Tool IC808
R Right-hand IC508
L Left-hand IC250
RL Right- and Left-hand IC228
IC50M
4. Type IC806
B Peripherally ground & chipformer
M Press to size with a chipformer
No indication regular type
5. Pitch
Full Profile (value by number)
0.35-9.0 mm
72-2 TPI
Partial Profile (range by letter)
mm TPI
A 0.5-1.5 48-16
AG 0.5-3.0 48-8
G 1.75-3.0 14-8
N 3.5-5.0 7-5
Q 5.5-6.0 4.5-4
U 5.5-9.0 4.5-2.75
695
