21/07/2026

Fir Tree with Tie, 8.0" Long, Mounting Hole Diameter .25"-.28", PA46, Gray, 500/pkg


Part No. 150-77938

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  • Staggered fir tree branch design provides low insertion forces and high extraction forces.
  • Initial fir tree serves as a locating feature for assistance in blind assembly applications.
  • Disc feature provides anti-rattle protection in high vibration applications.


Application Primarily designed for fixing cable harnesses in the automotive industry their simplicity, and ease of use, has seen these parts used in everything from aircraft, to switch-gear, to washing machines.
Color Gray (GY)
Description HellermannTyton's fir tree mounts provide a secure grip in a mounting hole and protect against dirt and other impurities. The mount can slide along the strap of the cable tie for proper orientation. The fir tree mounts are designed to provide a low insertion force and high extraction force. This mount is sold as an assembly with the cable tie.
Global Part Number T50RFT6-PA46-GY
Packaging Type bag
Part No. 150-77938
Product Subfamily Fir Tree Two Pieces, for high temparature application
Product family Fir Tree-Parts
Short Description Fir Tree with Tie, 8.0" Long, Mounting Hole Diameter .25"-.28", PA46, Gray, 500/pkg
Type T50RFT6
Bundle Diameter Max. (imperial) 1.77"
Bundle Diameter Max. (metric) 45.0mm
Bundle Diameter Min. (imperial) 0.06"
Bundle Diameter Min. (metric) 5.0mm
Cable Tie Closure plastic pawl
Disc Diameter (imperial) 0.63"
Disc Diameter (metric) 16.0mm
Fir Tree Length (metric) 7.2mm
Fixation Method Fir Tree
Harness Rotation (Y/N) NO
Height (imperial) 0.05"
Height (metric) 1.2mm
Height 2 (imperial) 0.3"
Height 2 (metric) 7.5mm
Identification Plate Position none
Length (imperial) 8.0"
Length (metric) 202mm
Length 2 (imperial) 0.46"
Length 2 (metric) 11.6mm
Length 3 (imperial) 0.53"
Length 3 (metric) 13.8mm
Min. Tensile Strength (imperial) 50lbs
Min. Tensile Strength (metric) 225N
Mounting Hole Diameter (imperial) 0.25 - 0.28 "
Mounting Hole Diameter (metric) 6.4 - 7.1 mm
Mounting Hole Diameter Max. (imperial) 0.28"
Mounting Hole Diameter Min. (imperial) 0.251"
Mounting Hole Shape Circular
Panel Thickness (imperial) 0.03 " – 0.12"
Panel Thickness (metric) 0.75 – 3.0mm
Panel Thickness Max. (Imperial) 0.12"
Panel Thickness Max. (Metric) 3.0mm
Panel Thickness Min. (Imperial) 0.03"
Panel Thickness Min. (Metric) 0.75mm
Releasable Closure No
Thickness (metric) 1.2mm
Width (imperial) 0.181"
Width (metric) 4.6mm
Width 2 (imperial) 0.35"
Width 2 (metric) 9.0mm
Width 3 (imperial) 0.2"
Width 3 (metric) 5mm
Affixing Part Material PA46
Cable Tie Material Polyamide 4.6 (PA46)
Flammability UL 94 V-2
Material PA46
Material Polyamide 4.6 (PA46)
Operating Temperature -40°F to +266°F (-40°C to +130°C)
REACH Conformity Yes
ROHS Compliant Yes
Customs Number 3926909987
Packaging 1 - Weight (kg) 1.083135kg
Pkg. Qty. 500
Pkg. Qty. 500Pieces
UPC 089306310198

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