HELICOIL® machine taps

spiral fluted 40°| For blind holes
Thread type: UNF | Product group: Accessories | Product type: 0141.5
HELICOIL® machine taps
Diameter (d)
UNF 1/2"-20
UNF 1/4"-28
UNF 3/8"-24
UNF 4-48
UNF 5/16"-24
UNF 6-40
UNF 7/16"-20
UNF 8-36
UNF 10-32
Pitch (P)
0,53
0,63
0,71
0,79
0,91
1,05
1,27
Packingunit (pcs.)
1
Please select a version to see prices and availability.
Type 0141.5 HELICOIL® machine tap to create holding threads for HELICOIL® thread inserts with UNF threads as per NASM33527. The tap is suited for blind holes and blind holes with a deeper tap hole.

Properties:
• Spiral flute 40° right-hand spiral
• 2-pitch chamfer
• 10 % cutting angle
• For steels with 500–850 N/mm² strength
• Also for cast aluminium alloys with an Si content up to 10 %
• Tolerance class 2B
Thread type:
UNF
Product group:
Accessories
Product type:
0141.5
HELICOIL® Plus: Thread technology for high-strength fastenings – metric threads
PDF
ENG
0100/16.02
HELICOIL® Plus: Thread technology for high-strength fastenings - imperial threads
PDF
ENG
0101/15.02
Data sheet: Technical information and dimensions of the product
PDF
ENG
02/2024
Product Guide: 360° Joining Technology
PDF
ENG
1190/23-V1-EN (WBH)